{"id":3338,"date":"2025-05-21T10:11:10","date_gmt":"2025-05-21T02:11:10","guid":{"rendered":"https:\/\/www.ductileironsuppliers.com\/?p=3338"},"modified":"2025-05-30T10:37:34","modified_gmt":"2025-05-30T02:37:34","slug":"ductile-iron-water-pipe-specifications-dimensions-standards","status":"publish","type":"post","link":"https:\/\/www.ductileironsuppliers.com\/ar\/ductile-iron-water-pipe-specifications-dimensions-standards.html","title":{"rendered":"\u0645\u0648\u0627\u0635\u0641\u0627\u062a \u0623\u0646\u0627\u0628\u064a\u0628 \u0627\u0644\u0645\u064a\u0627\u0647 \u0627\u0644\u0645\u0635\u0646\u0648\u0639\u0629 \u0645\u0646 \u062d\u062f\u064a\u062f \u0627\u0644\u062f\u0643\u062a\u0627\u064a\u0644: \u0627\u0644\u0623\u0628\u0639\u0627\u062f \u0648\u0627\u0644\u0645\u0639\u0627\u064a\u064a\u0631"},"content":{"rendered":"<p class=\"\" data-start=\"414\" data-end=\"532\" data-immersive-translate-walked=\"ffb8f0e6-1cf6-4dd7-96fc-6cdcc3631291\" data-immersive-translate-paragraph=\"1\"><span class=\"relative -mx-px my-[-0.2rem] rounded px-px py-[0.2rem] transition-colors duration-100 ease-in-out\" data-immersive-translate-walked=\"ffb8f0e6-1cf6-4dd7-96fc-6cdcc3631291\">Ductile iron pipes are manufactured following stringent standards to ensure quality and performance.<\/span> <span class=\"relative -mx-px my-[-0.2rem] rounded px-px py-[0.2rem] transition-colors duration-100 ease-in-out\" data-immersive-translate-walked=\"ffb8f0e6-1cf6-4dd7-96fc-6cdcc3631291\">The primary standards include:<\/span><\/p>\n<ul data-start=\"534\" data-end=\"1102\" data-immersive-translate-walked=\"ffb8f0e6-1cf6-4dd7-96fc-6cdcc3631291\">\n<li class=\"\" data-start=\"534\" data-end=\"681\" data-immersive-translate-walked=\"ffb8f0e6-1cf6-4dd7-96fc-6cdcc3631291\">\n<p class=\"\" data-start=\"536\" data-end=\"681\" data-immersive-translate-walked=\"ffb8f0e6-1cf6-4dd7-96fc-6cdcc3631291\" data-immersive-translate-paragraph=\"1\"><strong data-start=\"536\" data-end=\"561\" data-immersive-translate-walked=\"ffb8f0e6-1cf6-4dd7-96fc-6cdcc3631291\">ANSI\/AWWA C151\/A21.51<\/strong>: <span class=\"relative -mx-px my-[-0.2rem] rounded px-px py-[0.2rem] transition-colors duration-100 ease-in-out\" data-immersive-translate-walked=\"ffb8f0e6-1cf6-4dd7-96fc-6cdcc3631291\">Covers the manufacturing of ductile iron pipes, specifying dimensions, tolerances, and mechanical properties.<\/span><\/p>\n<\/li>\n<li class=\"\" data-start=\"683\" data-end=\"790\" data-immersive-translate-walked=\"ffb8f0e6-1cf6-4dd7-96fc-6cdcc3631291\">\n<p class=\"\" data-start=\"685\" data-end=\"790\" data-immersive-translate-walked=\"ffb8f0e6-1cf6-4dd7-96fc-6cdcc3631291\" data-immersive-translate-paragraph=\"1\"><strong data-start=\"685\" data-end=\"710\" data-immersive-translate-walked=\"ffb8f0e6-1cf6-4dd7-96fc-6cdcc3631291\">ANSI\/AWWA C150\/A21.50<\/strong>: <span class=\"relative -mx-px my-[-0.2rem] rounded px-px py-[0.2rem] transition-colors duration-100 ease-in-out\" data-immersive-translate-walked=\"ffb8f0e6-1cf6-4dd7-96fc-6cdcc3631291\">Provides guidelines for the thickness design of ductile iron pipes, considering internal pressure and external loads.<\/span><\/p>\n<\/li>\n<li class=\"\" data-start=\"792\" data-end=\"898\" data-immersive-translate-walked=\"ffb8f0e6-1cf6-4dd7-96fc-6cdcc3631291\">\n<p class=\"\" data-start=\"794\" data-end=\"898\" data-immersive-translate-walked=\"ffb8f0e6-1cf6-4dd7-96fc-6cdcc3631291\" data-immersive-translate-paragraph=\"1\"><strong data-start=\"794\" data-end=\"818\" data-immersive-translate-walked=\"ffb8f0e6-1cf6-4dd7-96fc-6cdcc3631291\">ANSI\/AWWA C104\/A21.4<\/strong>: <span class=\"relative -mx-px my-[-0.2rem] rounded px-px py-[0.2rem] transition-colors duration-100 ease-in-out\" data-immersive-translate-walked=\"ffb8f0e6-1cf6-4dd7-96fc-6cdcc3631291\">Specifies the cement-mortar lining for ductile iron pipes to prevent corrosion and enhance flow.<\/span><\/p>\n<\/li>\n<li class=\"\" data-start=\"900\" data-end=\"1006\" data-immersive-translate-walked=\"ffb8f0e6-1cf6-4dd7-96fc-6cdcc3631291\">\n<p class=\"\" data-start=\"902\" data-end=\"1006\" data-immersive-translate-walked=\"ffb8f0e6-1cf6-4dd7-96fc-6cdcc3631291\" data-immersive-translate-paragraph=\"1\"><strong data-start=\"902\" data-end=\"926\" data-immersive-translate-walked=\"ffb8f0e6-1cf6-4dd7-96fc-6cdcc3631291\">ANSI\/AWWA C105\/A21.5<\/strong>: <span class=\"relative -mx-px my-[-0.2rem] rounded px-px py-[0.2rem] transition-colors duration-100 ease-in-out\" data-immersive-translate-walked=\"ffb8f0e6-1cf6-4dd7-96fc-6cdcc3631291\">Details the use of polyethylene encasement for corrosion protection.<\/span><\/p>\n<\/li>\n<li class=\"\" data-start=\"1008\" data-end=\"1102\" data-immersive-translate-walked=\"ffb8f0e6-1cf6-4dd7-96fc-6cdcc3631291\">\n<p class=\"\" data-start=\"1010\" data-end=\"1102\" data-immersive-translate-walked=\"ffb8f0e6-1cf6-4dd7-96fc-6cdcc3631291\"><strong data-start=\"1010\" data-end=\"1022\" data-immersive-translate-walked=\"ffb8f0e6-1cf6-4dd7-96fc-6cdcc3631291\">ISO 2531<\/strong>: <span class=\"relative -mx-px my-[-0.2rem] rounded px-px py-[0.2rem] transition-colors duration-100 ease-in-out\" data-immersive-translate-walked=\"ffb8f0e6-1cf6-4dd7-96fc-6cdcc3631291\">International standard for ductile iron pipes, fittings, accessories, and their joints for water applications.<\/span><\/p>\n<\/li>\n<\/ul>\n<figure id=\"attachment_3339\" aria-describedby=\"caption-attachment-3339\" style=\"width: 492px\" class=\"wp-caption aligncenter\"><a href=\"https:\/\/www.ductileironsuppliers.com\/wp-content\/uploads\/2025\/05\/txlwg-611np.webp\"><img fetchpriority=\"high\" decoding=\"async\" class=\"size-full wp-image-3339\" src=\"https:\/\/www.ductileironsuppliers.com\/wp-content\/uploads\/2025\/05\/txlwg-611np.webp\" alt=\"Ductile Iron Water Pipe Specifications\" width=\"492\" height=\"492\" srcset=\"https:\/\/www.ductileironsuppliers.com\/wp-content\/uploads\/2025\/05\/txlwg-611np.webp 492w, https:\/\/www.ductileironsuppliers.com\/wp-content\/uploads\/2025\/05\/txlwg-611np-300x300.webp 300w, https:\/\/www.ductileironsuppliers.com\/wp-content\/uploads\/2025\/05\/txlwg-611np-150x150.webp 150w\" sizes=\"(max-width: 492px) 100vw, 492px\" \/><\/a><figcaption id=\"caption-attachment-3339\" class=\"wp-caption-text\">Ductile Iron Water Pipe Specifications<\/figcaption><\/figure>\n<h2>ductile iron pipe dimensions<\/h2>\n<p class=\"\" data-start=\"1148\" data-end=\"1226\" data-immersive-translate-walked=\"7cac3fff-1332-4a9c-a150-20df161e7230\"><span class=\"relative -mx-px my-[-0.2rem] rounded px-px py-[0.2rem] transition-colors duration-100 ease-in-out\" data-immersive-translate-walked=\"7cac3fff-1332-4a9c-a150-20df161e7230\" data-immersive-translate-paragraph=\"1\">Ductile iron pipes come in various sizes and pressure classes to suit different applications.<\/span><\/p>\n<table>\n<tbody>\n<tr>\n<td align=\"center\" valign=\"middle\"><\/td>\n<td align=\"center\" valign=\"middle\"><\/td>\n<td align=\"center\" valign=\"middle\"><\/td>\n<td colspan=\"5\" align=\"center\" valign=\"middle\">Pipe body weight \uff08kg\/m)<\/td>\n<td colspan=\"4\" align=\"center\" valign=\"middle\"><\/td>\n<td colspan=\"4\" align=\"center\" valign=\"middle\"><\/td>\n<\/tr>\n<tr>\n<td align=\"center\" valign=\"middle\">(Inside Diameter)<\/td>\n<td align=\"center\" valign=\"middle\">(Outside Diameter)<\/td>\n<td align=\"center\" valign=\"middle\">Socket Weight<\/td>\n<td rowspan=\"2\" align=\"center\" valign=\"middle\">K8<\/td>\n<td rowspan=\"2\" align=\"center\" valign=\"middle\">K9<\/td>\n<td rowspan=\"2\" align=\"center\" valign=\"middle\">K10<\/td>\n<td colspan=\"2\" align=\"center\" valign=\"middle\">C class<\/td>\n<td colspan=\"4\" align=\"center\" valign=\"middle\">Total weight of Active Length=6M (kg)<\/td>\n<td colspan=\"4\" align=\"center\" valign=\"middle\">Total weight of Active Length=5.7M (kg)<\/td>\n<\/tr>\n<tr>\n<td align=\"center\" valign=\"middle\">DN(mm)<\/td>\n<td align=\"center\" valign=\"middle\">OD(mm)<\/td>\n<td align=\"center\" valign=\"middle\">\u2248 kg<\/td>\n<td align=\"center\" valign=\"middle\">Class<\/td>\n<td align=\"center\" valign=\"middle\">kg\/m<\/td>\n<td align=\"center\" valign=\"middle\">K8<\/td>\n<td align=\"center\" valign=\"middle\">K9<\/td>\n<td align=\"center\" valign=\"middle\">K10<\/td>\n<td align=\"center\" valign=\"middle\">C class<\/td>\n<td align=\"center\" valign=\"middle\">K8<\/td>\n<td align=\"center\" valign=\"middle\">K9<\/td>\n<td align=\"center\" valign=\"middle\">K10<\/td>\n<td align=\"center\" valign=\"middle\">C class<\/td>\n<\/tr>\n<tr>\n<td align=\"center\" valign=\"middle\">80<\/td>\n<td align=\"center\" valign=\"middle\">98<\/td>\n<td align=\"center\" valign=\"middle\">3.40<\/td>\n<td align=\"center\" valign=\"middle\">12.20<\/td>\n<td align=\"center\" valign=\"middle\">12.20<\/td>\n<td align=\"center\" valign=\"middle\">12.20<\/td>\n<td align=\"center\" valign=\"middle\">C40<\/td>\n<td align=\"center\" valign=\"middle\">9.10<\/td>\n<td align=\"center\" valign=\"middle\">77.00<\/td>\n<td align=\"center\" valign=\"middle\">77.00<\/td>\n<td align=\"center\" valign=\"middle\">77.00<\/td>\n<td align=\"center\" valign=\"middle\">58.00<\/td>\n<td align=\"center\" valign=\"middle\">73.00<\/td>\n<td align=\"center\" valign=\"middle\">73.00<\/td>\n<td align=\"center\" valign=\"middle\">73.00<\/td>\n<td align=\"center\" valign=\"middle\">55.00<\/td>\n<\/tr>\n<tr>\n<td align=\"center\" valign=\"middle\">100<\/td>\n<td align=\"center\" valign=\"middle\">118<\/td>\n<td align=\"center\" valign=\"middle\">4.30<\/td>\n<td align=\"center\" valign=\"middle\">14.90<\/td>\n<td align=\"center\" valign=\"middle\">15.10<\/td>\n<td align=\"center\" valign=\"middle\">15.10<\/td>\n<td align=\"center\" valign=\"middle\">C40<\/td>\n<td align=\"center\" valign=\"middle\">11.12<\/td>\n<td align=\"center\" valign=\"middle\">93.70<\/td>\n<td align=\"center\" valign=\"middle\">95.00<\/td>\n<td align=\"center\" valign=\"middle\">95.00<\/td>\n<td align=\"center\" valign=\"middle\">71.00<\/td>\n<td align=\"center\" valign=\"middle\">90.00<\/td>\n<td align=\"center\" valign=\"middle\">91.00<\/td>\n<td align=\"center\" valign=\"middle\">90.00<\/td>\n<td align=\"center\" valign=\"middle\">68.00<\/td>\n<\/tr>\n<tr>\n<td align=\"center\" valign=\"middle\">125<\/td>\n<td align=\"center\" valign=\"middle\">144<\/td>\n<td align=\"center\" valign=\"middle\">5.70<\/td>\n<td align=\"center\" valign=\"middle\"><\/td>\n<td align=\"center\" valign=\"middle\">18.90<\/td>\n<td align=\"center\" valign=\"middle\"><\/td>\n<td align=\"center\" valign=\"middle\">C40<\/td>\n<td align=\"center\" valign=\"middle\"><\/td>\n<td align=\"center\" valign=\"middle\"><\/td>\n<td align=\"center\" valign=\"middle\">119.00<\/td>\n<td align=\"center\" valign=\"middle\"><\/td>\n<td align=\"center\" valign=\"middle\"><\/td>\n<td align=\"center\" valign=\"middle\"><\/td>\n<td align=\"center\" valign=\"middle\"><\/td>\n<td align=\"center\" valign=\"middle\"><\/td>\n<td align=\"center\" valign=\"middle\"><\/td>\n<\/tr>\n<tr>\n<td align=\"center\" valign=\"middle\">150<\/td>\n<td align=\"center\" valign=\"middle\">170<\/td>\n<td align=\"center\" valign=\"middle\">7.10<\/td>\n<td align=\"center\" valign=\"middle\">21.80<\/td>\n<td align=\"center\" valign=\"middle\">22.80<\/td>\n<td align=\"center\" valign=\"middle\">22.80<\/td>\n<td align=\"center\" valign=\"middle\">C40<\/td>\n<td align=\"center\" valign=\"middle\">16.48<\/td>\n<td align=\"center\" valign=\"middle\">138.00<\/td>\n<td align=\"center\" valign=\"middle\">144.00<\/td>\n<td align=\"center\" valign=\"middle\">144.00<\/td>\n<td align=\"center\" valign=\"middle\">106.00<\/td>\n<td align=\"center\" valign=\"middle\">132.00<\/td>\n<td align=\"center\" valign=\"middle\">138.00<\/td>\n<td align=\"center\" valign=\"middle\">137.00<\/td>\n<td align=\"center\" valign=\"middle\">101.00<\/td>\n<\/tr>\n<tr>\n<td align=\"center\" valign=\"middle\">200<\/td>\n<td align=\"center\" valign=\"middle\">222<\/td>\n<td align=\"center\" valign=\"middle\">10.30<\/td>\n<td align=\"center\" valign=\"middle\">28.70<\/td>\n<td align=\"center\" valign=\"middle\">30.60<\/td>\n<td align=\"center\" valign=\"middle\">30.60<\/td>\n<td align=\"center\" valign=\"middle\">C40<\/td>\n<td align=\"center\" valign=\"middle\">22.62<\/td>\n<td align=\"center\" valign=\"middle\">183.00<\/td>\n<td align=\"center\" valign=\"middle\">194.00<\/td>\n<td align=\"center\" valign=\"middle\">194.00<\/td>\n<td align=\"center\" valign=\"middle\">146.00<\/td>\n<td align=\"center\" valign=\"middle\">174.00<\/td>\n<td align=\"center\" valign=\"middle\">185.00<\/td>\n<td align=\"center\" valign=\"middle\">185.00<\/td>\n<td align=\"center\" valign=\"middle\">139.00<\/td>\n<\/tr>\n<tr>\n<td align=\"center\" valign=\"middle\">250<\/td>\n<td align=\"center\" valign=\"middle\">274<\/td>\n<td align=\"center\" valign=\"middle\">14.20<\/td>\n<td align=\"center\" valign=\"middle\">35.60<\/td>\n<td align=\"center\" valign=\"middle\">40.20<\/td>\n<td align=\"center\" valign=\"middle\">44.30<\/td>\n<td align=\"center\" valign=\"middle\">C40<\/td>\n<td align=\"center\" valign=\"middle\">32.63<\/td>\n<td align=\"center\" valign=\"middle\">228.00<\/td>\n<td align=\"center\" valign=\"middle\">255.00<\/td>\n<td align=\"center\" valign=\"middle\">280.00<\/td>\n<td align=\"center\" valign=\"middle\">210.00<\/td>\n<td align=\"center\" valign=\"middle\">218.00<\/td>\n<td align=\"center\" valign=\"middle\">244.00<\/td>\n<td align=\"center\" valign=\"middle\">267.00<\/td>\n<td align=\"center\" valign=\"middle\">200.00<\/td>\n<\/tr>\n<tr>\n<td align=\"center\" valign=\"middle\">300<\/td>\n<td align=\"center\" valign=\"middle\">326<\/td>\n<td align=\"center\" valign=\"middle\">18.90<\/td>\n<td align=\"center\" valign=\"middle\">45.30<\/td>\n<td align=\"center\" valign=\"middle\">50.80<\/td>\n<td align=\"center\" valign=\"middle\">56.30<\/td>\n<td align=\"center\" valign=\"middle\">C30<\/td>\n<td align=\"center\" valign=\"middle\">43.90<\/td>\n<td align=\"center\" valign=\"middle\">290.00<\/td>\n<td align=\"center\" valign=\"middle\">323.00<\/td>\n<td align=\"center\" valign=\"middle\">357.00<\/td>\n<td align=\"center\" valign=\"middle\">282.00<\/td>\n<td align=\"center\" valign=\"middle\">278.00<\/td>\n<td align=\"center\" valign=\"middle\">309.00<\/td>\n<td align=\"center\" valign=\"middle\">340.00<\/td>\n<td align=\"center\" valign=\"middle\">269.00<\/td>\n<\/tr>\n<tr>\n<td align=\"center\" valign=\"middle\">350<\/td>\n<td align=\"center\" valign=\"middle\">378<\/td>\n<td align=\"center\" valign=\"middle\">23.70<\/td>\n<td align=\"center\" valign=\"middle\">55.90<\/td>\n<td align=\"center\" valign=\"middle\">63.20<\/td>\n<td align=\"center\" valign=\"middle\">69.60<\/td>\n<td align=\"center\" valign=\"middle\">C30<\/td>\n<td align=\"center\" valign=\"middle\">51.88<\/td>\n<td align=\"center\" valign=\"middle\">359.00<\/td>\n<td align=\"center\" valign=\"middle\">403.00<\/td>\n<td align=\"center\" valign=\"middle\">441.00<\/td>\n<td align=\"center\" valign=\"middle\">335.00<\/td>\n<td align=\"center\" valign=\"middle\">343.00<\/td>\n<td align=\"center\" valign=\"middle\">384.00<\/td>\n<td align=\"center\" valign=\"middle\">420.00<\/td>\n<td align=\"center\" valign=\"middle\">319.00<\/td>\n<\/tr>\n<tr>\n<td align=\"center\" valign=\"middle\">400<\/td>\n<td align=\"center\" valign=\"middle\">429<\/td>\n<td align=\"center\" valign=\"middle\">29.50<\/td>\n<td align=\"center\" valign=\"middle\">67.30<\/td>\n<td align=\"center\" valign=\"middle\">75.50<\/td>\n<td align=\"center\" valign=\"middle\">83.70<\/td>\n<td align=\"center\" valign=\"middle\">C30<\/td>\n<td align=\"center\" valign=\"middle\">60.78<\/td>\n<td align=\"center\" valign=\"middle\">433.00<\/td>\n<td align=\"center\" valign=\"middle\">482.00<\/td>\n<td align=\"center\" valign=\"middle\">532.00<\/td>\n<td align=\"center\" valign=\"middle\">394.00<\/td>\n<td align=\"center\" valign=\"middle\">414.00<\/td>\n<td align=\"center\" valign=\"middle\">460.00<\/td>\n<td align=\"center\" valign=\"middle\">506.00<\/td>\n<td align=\"center\" valign=\"middle\">376.00<\/td>\n<\/tr>\n<tr>\n<td align=\"center\" valign=\"middle\">450<\/td>\n<td align=\"center\" valign=\"middle\">480<\/td>\n<td align=\"center\" valign=\"middle\">38.30<\/td>\n<td align=\"center\" valign=\"middle\">80.00<\/td>\n<td align=\"center\" valign=\"middle\">89.30<\/td>\n<td align=\"center\" valign=\"middle\">99.00<\/td>\n<td align=\"center\" valign=\"middle\">C30<\/td>\n<td align=\"center\" valign=\"middle\">73.30<\/td>\n<td align=\"center\" valign=\"middle\">515.00<\/td>\n<td align=\"center\" valign=\"middle\">575.00<\/td>\n<td align=\"center\" valign=\"middle\">632.00<\/td>\n<td align=\"center\" valign=\"middle\">472.00<\/td>\n<td align=\"center\" valign=\"middle\">492.00<\/td>\n<td align=\"center\" valign=\"middle\">550.00<\/td>\n<td align=\"center\" valign=\"middle\">597.00<\/td>\n<td align=\"center\" valign=\"middle\">450.00<\/td>\n<\/tr>\n<tr>\n<td align=\"center\" valign=\"middle\">500<\/td>\n<td align=\"center\" valign=\"middle\">532<\/td>\n<td align=\"center\" valign=\"middle\">42.80<\/td>\n<td align=\"center\" valign=\"middle\">92.80<\/td>\n<td align=\"center\" valign=\"middle\">104.30<\/td>\n<td align=\"center\" valign=\"middle\">115.60<\/td>\n<td align=\"center\" valign=\"middle\">C30<\/td>\n<td align=\"center\" valign=\"middle\">87.20<\/td>\n<td align=\"center\" valign=\"middle\">600.00<\/td>\n<td align=\"center\" valign=\"middle\">669.00<\/td>\n<td align=\"center\" valign=\"middle\">736.00<\/td>\n<td align=\"center\" valign=\"middle\">566.00<\/td>\n<td align=\"center\" valign=\"middle\">572.00<\/td>\n<td align=\"center\" valign=\"middle\">638.00<\/td>\n<td align=\"center\" valign=\"middle\">702.00<\/td>\n<td align=\"center\" valign=\"middle\">540.00<\/td>\n<\/tr>\n<tr>\n<td align=\"center\" valign=\"middle\">600<\/td>\n<td align=\"center\" valign=\"middle\">635<\/td>\n<td align=\"center\" valign=\"middle\">59.30<\/td>\n<td align=\"center\" valign=\"middle\">122.00<\/td>\n<td align=\"center\" valign=\"middle\">137.30<\/td>\n<td align=\"center\" valign=\"middle\">152.00<\/td>\n<td align=\"center\" valign=\"middle\">C30<\/td>\n<td align=\"center\" valign=\"middle\">120.62<\/td>\n<td align=\"center\" valign=\"middle\">791.00<\/td>\n<td align=\"center\" valign=\"middle\">882.00<\/td>\n<td align=\"center\" valign=\"middle\">971.00<\/td>\n<td align=\"center\" valign=\"middle\">783.00<\/td>\n<td align=\"center\" valign=\"middle\">755.00<\/td>\n<td align=\"center\" valign=\"middle\">842.00<\/td>\n<td align=\"center\" valign=\"middle\">926.00<\/td>\n<td align=\"center\" valign=\"middle\">747.00<\/td>\n<\/tr>\n<tr>\n<td align=\"center\" valign=\"middle\">700<\/td>\n<td align=\"center\" valign=\"middle\">738<\/td>\n<td align=\"center\" valign=\"middle\">79.10<\/td>\n<td align=\"center\" valign=\"middle\">155.00<\/td>\n<td align=\"center\" valign=\"middle\">173.90<\/td>\n<td align=\"center\" valign=\"middle\">193.00<\/td>\n<td align=\"center\" valign=\"middle\">C25<\/td>\n<td align=\"center\" valign=\"middle\">142.15<\/td>\n<td align=\"center\" valign=\"middle\">1009.00<\/td>\n<td align=\"center\" valign=\"middle\">1123.00<\/td>\n<td align=\"center\" valign=\"middle\">1237.00<\/td>\n<td align=\"center\" valign=\"middle\">932.00<\/td>\n<td align=\"center\" valign=\"middle\">963.00<\/td>\n<td align=\"center\" valign=\"middle\">1071.00<\/td>\n<td align=\"center\" valign=\"middle\">1179.00<\/td>\n<td align=\"center\" valign=\"middle\">889.00<\/td>\n<\/tr>\n<tr>\n<td align=\"center\" valign=\"middle\">800<\/td>\n<td align=\"center\" valign=\"middle\">842<\/td>\n<td align=\"center\" valign=\"middle\">102.60<\/td>\n<td align=\"center\" valign=\"middle\">192.00<\/td>\n<td align=\"center\" valign=\"middle\">215.20<\/td>\n<td align=\"center\" valign=\"middle\">239.00<\/td>\n<td align=\"center\" valign=\"middle\">C25<\/td>\n<td align=\"center\" valign=\"middle\">177.07<\/td>\n<td align=\"center\" valign=\"middle\">1255.00<\/td>\n<td align=\"center\" valign=\"middle\">1394.00<\/td>\n<td align=\"center\" valign=\"middle\">1537.00<\/td>\n<td align=\"center\" valign=\"middle\">1165.00<\/td>\n<td align=\"center\" valign=\"middle\">1197.00<\/td>\n<td align=\"center\" valign=\"middle\">1330.00<\/td>\n<td align=\"center\" valign=\"middle\">1465.00<\/td>\n<td align=\"center\" valign=\"middle\">1112.00<\/td>\n<\/tr>\n<tr>\n<td align=\"center\" valign=\"middle\">900<\/td>\n<td align=\"center\" valign=\"middle\">945<\/td>\n<td align=\"center\" valign=\"middle\">129.60<\/td>\n<td align=\"center\" valign=\"middle\">232.00<\/td>\n<td align=\"center\" valign=\"middle\">260.20<\/td>\n<td align=\"center\" valign=\"middle\">289.00<\/td>\n<td align=\"center\" valign=\"middle\">C25<\/td>\n<td align=\"center\" valign=\"middle\">197.68<\/td>\n<td align=\"center\" valign=\"middle\">1521.00<\/td>\n<td align=\"center\" valign=\"middle\">1691.00<\/td>\n<td align=\"center\" valign=\"middle\">1863.00<\/td>\n<td align=\"center\" valign=\"middle\">1446.00<\/td>\n<td align=\"center\" valign=\"middle\">1452.00<\/td>\n<td align=\"center\" valign=\"middle\">1613.00<\/td>\n<td align=\"center\" valign=\"middle\">1777.00<\/td>\n<td align=\"center\" valign=\"middle\">1257.00<\/td>\n<\/tr>\n<tr>\n<td align=\"center\" valign=\"middle\">1000<\/td>\n<td align=\"center\" valign=\"middle\">1048<\/td>\n<td align=\"center\" valign=\"middle\">161.30<\/td>\n<td align=\"center\" valign=\"middle\">275.00<\/td>\n<td align=\"center\" valign=\"middle\">309.30<\/td>\n<td align=\"center\" valign=\"middle\">343.20<\/td>\n<td align=\"center\" valign=\"middle\">C25<\/td>\n<td align=\"center\" valign=\"middle\">266.28<\/td>\n<td align=\"center\" valign=\"middle\">1811.00<\/td>\n<td align=\"center\" valign=\"middle\">2017.00<\/td>\n<td align=\"center\" valign=\"middle\">2221.00<\/td>\n<td align=\"center\" valign=\"middle\">1759.00<\/td>\n<td align=\"center\" valign=\"middle\">1729.00<\/td>\n<td align=\"center\" valign=\"middle\">1925.00<\/td>\n<td align=\"center\" valign=\"middle\">2118.00<\/td>\n<td align=\"center\" valign=\"middle\">1679.00<\/td>\n<\/tr>\n<tr>\n<td align=\"center\" valign=\"middle\">1100<\/td>\n<td align=\"center\" valign=\"middle\">1152<\/td>\n<td align=\"center\" valign=\"middle\">194.70<\/td>\n<td align=\"center\" valign=\"middle\"><\/td>\n<td align=\"center\" valign=\"middle\">362.80<\/td>\n<td align=\"center\" valign=\"middle\"><\/td>\n<td align=\"center\" valign=\"middle\"><\/td>\n<td align=\"center\" valign=\"middle\"><\/td>\n<td align=\"center\" valign=\"middle\"><\/td>\n<td align=\"center\" valign=\"middle\">2372.00<\/td>\n<td align=\"center\" valign=\"middle\"><\/td>\n<td align=\"center\" valign=\"middle\"><\/td>\n<td align=\"center\" valign=\"middle\"><\/td>\n<td align=\"center\" valign=\"middle\"><\/td>\n<td align=\"center\" valign=\"middle\"><\/td>\n<td align=\"center\" valign=\"middle\"><\/td>\n<\/tr>\n<tr>\n<td align=\"center\" valign=\"middle\">1200<\/td>\n<td align=\"center\" valign=\"middle\">1255<\/td>\n<td align=\"center\" valign=\"middle\">237.70<\/td>\n<td align=\"center\" valign=\"middle\">374.00<\/td>\n<td align=\"center\" valign=\"middle\">420.10<\/td>\n<td align=\"center\" valign=\"middle\">466.10<\/td>\n<td align=\"center\" valign=\"middle\">C25<\/td>\n<td align=\"center\" valign=\"middle\">373.88<\/td>\n<td align=\"center\" valign=\"middle\">2482.00<\/td>\n<td align=\"center\" valign=\"middle\">2758.00<\/td>\n<td align=\"center\" valign=\"middle\">3034.00<\/td>\n<td align=\"center\" valign=\"middle\">2481.00<\/td>\n<td align=\"center\" valign=\"middle\">2370.00<\/td>\n<td align=\"center\" valign=\"middle\">2632.00<\/td>\n<td align=\"center\" valign=\"middle\">2894.00<\/td>\n<td align=\"center\" valign=\"middle\">2369.00<\/td>\n<\/tr>\n<tr>\n<td align=\"center\" valign=\"middle\">1400<\/td>\n<td align=\"center\" valign=\"middle\">1462<\/td>\n<td align=\"center\" valign=\"middle\">279.30<\/td>\n<td align=\"center\" valign=\"middle\"><\/td>\n<td align=\"center\" valign=\"middle\">547.20<\/td>\n<td align=\"center\" valign=\"middle\"><\/td>\n<td align=\"center\" valign=\"middle\"><\/td>\n<td align=\"center\" valign=\"middle\"><\/td>\n<td align=\"center\" valign=\"middle\"><\/td>\n<td align=\"center\" valign=\"middle\">3563.00<\/td>\n<td align=\"center\" valign=\"middle\"><\/td>\n<td align=\"center\" valign=\"middle\"><\/td>\n<td align=\"center\" valign=\"middle\"><\/td>\n<td align=\"center\" valign=\"middle\"><\/td>\n<td align=\"center\" valign=\"middle\"><\/td>\n<td align=\"center\" valign=\"middle\"><\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h2>ductile iron pipe\u00a0Mechanical property<\/h2>\n<table>\n<tbody>\n<tr>\n<td colspan=\"8\" align=\"center\" valign=\"middle\">Mechanical Property<\/td>\n<\/tr>\n<tr>\n<td align=\"center\" valign=\"middle\">Nominal Diameter<\/td>\n<td align=\"center\" valign=\"middle\">Hydraulic test<\/td>\n<td align=\"center\" valign=\"middle\">Tensile strength<\/td>\n<td align=\"center\" valign=\"middle\">Elogation<\/td>\n<td align=\"center\" valign=\"middle\">Yield strength<\/td>\n<td align=\"center\" valign=\"middle\">Bending strength<\/td>\n<td align=\"center\" valign=\"middle\">Brinell hardness<\/td>\n<td align=\"center\" valign=\"middle\">Thickness of cement lining<\/td>\n<\/tr>\n<tr>\n<td align=\"center\" valign=\"middle\">DN(MM)<\/td>\n<td align=\"center\" valign=\"middle\">Mpa<\/td>\n<td align=\"center\" valign=\"middle\">Mpa<\/td>\n<td align=\"center\" valign=\"middle\">%<\/td>\n<td align=\"center\" valign=\"middle\">Mpa<\/td>\n<td align=\"center\" valign=\"middle\">Mpa<\/td>\n<td align=\"center\" valign=\"middle\">HB<\/td>\n<td align=\"center\" valign=\"middle\">mm<\/td>\n<\/tr>\n<tr>\n<td align=\"center\" valign=\"middle\">DN80-DN300<\/td>\n<td align=\"center\" valign=\"middle\">5<\/td>\n<td align=\"center\" valign=\"middle\">\u2265420<\/td>\n<td align=\"center\" valign=\"middle\">\u226510<\/td>\n<td align=\"center\" valign=\"middle\">\u2265300<\/td>\n<td align=\"center\" valign=\"middle\">\u2265590<\/td>\n<td align=\"center\" valign=\"middle\">\u2264230<\/td>\n<td align=\"center\" valign=\"middle\">3<\/td>\n<\/tr>\n<tr>\n<td align=\"center\" valign=\"middle\">DN350-DN600<\/td>\n<td align=\"center\" valign=\"middle\">4<\/td>\n<td align=\"center\" valign=\"middle\">\u2265420<\/td>\n<td align=\"center\" valign=\"middle\">\u226510<\/td>\n<td align=\"center\" valign=\"middle\">\u2265300<\/td>\n<td align=\"center\" valign=\"middle\">\u2265590<\/td>\n<td align=\"center\" valign=\"middle\">\u2264230<\/td>\n<td align=\"center\" valign=\"middle\">5<\/td>\n<\/tr>\n<tr>\n<td align=\"center\" valign=\"middle\">DN700-DN1000<\/td>\n<td align=\"center\" valign=\"middle\">3.2<\/td>\n<td align=\"center\" valign=\"middle\">\u2265420<\/td>\n<td align=\"center\" valign=\"middle\">\u226510<\/td>\n<td align=\"center\" valign=\"middle\">\u2265300<\/td>\n<td align=\"center\" valign=\"middle\">\u2265590<\/td>\n<td align=\"center\" valign=\"middle\">\u2264230<\/td>\n<td align=\"center\" valign=\"middle\">6<\/td>\n<\/tr>\n<tr>\n<td align=\"center\" valign=\"middle\">DN1100-DN1600<\/td>\n<td align=\"center\" valign=\"middle\">2.5<\/td>\n<td align=\"center\" valign=\"middle\">\u2265420<\/td>\n<td align=\"center\" valign=\"middle\">\u22657<\/td>\n<td align=\"center\" valign=\"middle\">\u2265300<\/td>\n<td align=\"center\" valign=\"middle\">\u2265590<\/td>\n<td align=\"center\" valign=\"middle\">\u2264230<\/td>\n<td align=\"center\" valign=\"middle\">\u2026..<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h2 class=\"\" data-start=\"2377\" data-end=\"2417\" data-immersive-translate-paragraph=\"1\" data-immersive-translate-walked=\"88a3ac53-c5cb-425b-bf89-cb1c5d9ef400\">Joint Types and Sealing Mechanisms<\/h2>\n<p class=\"\" data-start=\"2419\" data-end=\"2497\" data-immersive-translate-paragraph=\"1\" data-immersive-translate-walked=\"88a3ac53-c5cb-425b-bf89-cb1c5d9ef400\"><span class=\"relative -mx-px my-[-0.2rem] rounded px-px py-[0.2rem] transition-colors duration-100 ease-in-out\" data-immersive-translate-walked=\"88a3ac53-c5cb-425b-bf89-cb1c5d9ef400\">Ductile iron pipes utilize various joint types to ensure leak-free connections:<\/span><\/p>\n<ul data-start=\"2499\" data-end=\"2911\" data-immersive-translate-walked=\"88a3ac53-c5cb-425b-bf89-cb1c5d9ef400\">\n<li class=\"\" data-start=\"2499\" data-end=\"2599\" data-immersive-translate-walked=\"88a3ac53-c5cb-425b-bf89-cb1c5d9ef400\">\n<p class=\"\" data-start=\"2501\" data-end=\"2599\" data-immersive-translate-walked=\"88a3ac53-c5cb-425b-bf89-cb1c5d9ef400\" data-immersive-translate-paragraph=\"1\"><strong data-start=\"2501\" data-end=\"2519\" data-immersive-translate-walked=\"88a3ac53-c5cb-425b-bf89-cb1c5d9ef400\">Push-On Joints<\/strong>: <span class=\"relative -mx-px my-[-0.2rem] rounded px-px py-[0.2rem] transition-colors duration-100 ease-in-out\" data-immersive-translate-walked=\"88a3ac53-c5cb-425b-bf89-cb1c5d9ef400\">Feature a rubber gasket compressed between the spigot and bell, allowing for easy assembly without special tools.<\/span><\/p>\n<\/li>\n<li class=\"\" data-start=\"2601\" data-end=\"2704\" data-immersive-translate-walked=\"88a3ac53-c5cb-425b-bf89-cb1c5d9ef400\">\n<p class=\"\" data-start=\"2603\" data-end=\"2704\" data-immersive-translate-walked=\"88a3ac53-c5cb-425b-bf89-cb1c5d9ef400\" data-immersive-translate-paragraph=\"1\"><strong data-start=\"2603\" data-end=\"2624\" data-immersive-translate-walked=\"88a3ac53-c5cb-425b-bf89-cb1c5d9ef400\">Mechanical Joints<\/strong>: <span class=\"relative -mx-px my-[-0.2rem] rounded px-px py-[0.2rem] transition-colors duration-100 ease-in-out\" data-immersive-translate-walked=\"88a3ac53-c5cb-425b-bf89-cb1c5d9ef400\">Use a gasket, gland, and bolts to secure the connection, suitable for installations requiring disassembly.<\/span><\/p>\n<\/li>\n<li class=\"\" data-start=\"2706\" data-end=\"2806\" data-immersive-translate-walked=\"88a3ac53-c5cb-425b-bf89-cb1c5d9ef400\">\n<p class=\"\" data-start=\"2708\" data-end=\"2806\" data-immersive-translate-walked=\"88a3ac53-c5cb-425b-bf89-cb1c5d9ef400\" data-immersive-translate-paragraph=\"1\"><strong data-start=\"2708\" data-end=\"2726\" data-immersive-translate-walked=\"88a3ac53-c5cb-425b-bf89-cb1c5d9ef400\">Flanged Joints<\/strong>: <span class=\"relative -mx-px my-[-0.2rem] rounded px-px py-[0.2rem] transition-colors duration-100 ease-in-out\" data-immersive-translate-walked=\"88a3ac53-c5cb-425b-bf89-cb1c5d9ef400\">Involve bolting two flanged ends together with a gasket in between, commonly used in above-ground installations.<\/span><\/p>\n<\/li>\n<li class=\"\" data-start=\"2808\" data-end=\"2911\" data-immersive-translate-walked=\"88a3ac53-c5cb-425b-bf89-cb1c5d9ef400\">\n<p class=\"\" data-start=\"2810\" data-end=\"2911\" data-immersive-translate-walked=\"88a3ac53-c5cb-425b-bf89-cb1c5d9ef400\" data-immersive-translate-paragraph=\"1\"><strong data-start=\"2810\" data-end=\"2831\" data-immersive-translate-walked=\"88a3ac53-c5cb-425b-bf89-cb1c5d9ef400\">Restrained Joints<\/strong>: <span class=\"relative -mx-px my-[-0.2rem] rounded px-px py-[0.2rem] transition-colors duration-100 ease-in-out\" data-immersive-translate-walked=\"88a3ac53-c5cb-425b-bf89-cb1c5d9ef400\">Designed to prevent joint separation due to thrust forces, often used in areas with high-pressure or dynamic loads.<\/span><\/p>\n<\/li>\n<\/ul>\n<h2 class=\"\" data-start=\"2918\" data-end=\"2952\" data-immersive-translate-paragraph=\"1\" data-immersive-translate-walked=\"88a3ac53-c5cb-425b-bf89-cb1c5d9ef400\">Corrosion Protection Methods<\/h2>\n<p class=\"\" data-start=\"2954\" data-end=\"3032\" data-immersive-translate-walked=\"88a3ac53-c5cb-425b-bf89-cb1c5d9ef400\"><span class=\"relative -mx-px my-[-0.2rem] rounded px-px py-[0.2rem] transition-colors duration-100 ease-in-out\" data-immersive-translate-walked=\"88a3ac53-c5cb-425b-bf89-cb1c5d9ef400\" data-immersive-translate-paragraph=\"1\">Despite their inherent corrosion resistance, additional protective measures are employed:<\/span><\/p>\n<ul data-start=\"3034\" data-end=\"3500\" data-immersive-translate-walked=\"88a3ac53-c5cb-425b-bf89-cb1c5d9ef400\">\n<li class=\"\" data-start=\"3034\" data-end=\"3140\" data-immersive-translate-walked=\"88a3ac53-c5cb-425b-bf89-cb1c5d9ef400\">\n<p class=\"\" data-start=\"3036\" data-end=\"3140\" data-immersive-translate-walked=\"88a3ac53-c5cb-425b-bf89-cb1c5d9ef400\" data-immersive-translate-paragraph=\"1\"><strong data-start=\"3036\" data-end=\"3060\" data-immersive-translate-walked=\"88a3ac53-c5cb-425b-bf89-cb1c5d9ef400\">Cement-Mortar Lining<\/strong>: <span class=\"relative -mx-px my-[-0.2rem] rounded px-px py-[0.2rem] transition-colors duration-100 ease-in-out\" data-immersive-translate-walked=\"88a3ac53-c5cb-425b-bf89-cb1c5d9ef400\">Applied to the interior surface to prevent corrosion and improve hydraulic performance.<\/span><\/p>\n<\/li>\n<li class=\"\" data-start=\"3142\" data-end=\"3291\" data-immersive-translate-walked=\"88a3ac53-c5cb-425b-bf89-cb1c5d9ef400\">\n<p class=\"\" data-start=\"3144\" data-end=\"3291\" data-immersive-translate-walked=\"88a3ac53-c5cb-425b-bf89-cb1c5d9ef400\" data-immersive-translate-paragraph=\"1\"><strong data-start=\"3144\" data-end=\"3171\" data-immersive-translate-walked=\"88a3ac53-c5cb-425b-bf89-cb1c5d9ef400\">Polyethylene Encasement<\/strong>: <span class=\"relative -mx-px my-[-0.2rem] rounded px-px py-[0.2rem] transition-colors duration-100 ease-in-out\" data-immersive-translate-walked=\"88a3ac53-c5cb-425b-bf89-cb1c5d9ef400\">A loose-fitting sleeve that protects the exterior from aggressive soils.<\/span><\/p>\n<\/li>\n<li class=\"\" data-start=\"3293\" data-end=\"3391\" data-immersive-translate-walked=\"88a3ac53-c5cb-425b-bf89-cb1c5d9ef400\">\n<p class=\"\" data-start=\"3295\" data-end=\"3391\" data-immersive-translate-walked=\"88a3ac53-c5cb-425b-bf89-cb1c5d9ef400\" data-immersive-translate-paragraph=\"1\"><strong data-start=\"3295\" data-end=\"3311\" data-immersive-translate-walked=\"88a3ac53-c5cb-425b-bf89-cb1c5d9ef400\">Zinc Coating<\/strong>: <span class=\"relative -mx-px my-[-0.2rem] rounded px-px py-[0.2rem] transition-colors duration-100 ease-in-out\" data-immersive-translate-walked=\"88a3ac53-c5cb-425b-bf89-cb1c5d9ef400\">Provides sacrificial protection, often used in conjunction with polyethylene encasement.<\/span><\/p>\n<\/li>\n<li class=\"\" data-start=\"3393\" data-end=\"3500\" data-immersive-translate-walked=\"88a3ac53-c5cb-425b-bf89-cb1c5d9ef400\">\n<p class=\"\" data-start=\"3395\" data-end=\"3500\" data-immersive-translate-walked=\"88a3ac53-c5cb-425b-bf89-cb1c5d9ef400\" data-immersive-translate-paragraph=\"1\"><strong data-start=\"3395\" data-end=\"3418\" data-immersive-translate-walked=\"88a3ac53-c5cb-425b-bf89-cb1c5d9ef400\">Cathodic Protection<\/strong>: <span class=\"relative -mx-px my-[-0.2rem] rounded px-px py-[0.2rem] transition-colors duration-100 ease-in-out\" data-immersive-translate-walked=\"88a3ac53-c5cb-425b-bf89-cb1c5d9ef400\">Involves applying an electrical current to counteract corrosive reactions, typically used in highly corrosive environments.<\/span><\/p>\n<\/li>\n<\/ul>\n<h2 class=\"\" data-start=\"3507\" data-end=\"3536\" data-immersive-translate-paragraph=\"1\" data-immersive-translate-walked=\"88a3ac53-c5cb-425b-bf89-cb1c5d9ef400\">Installation Guidelines<\/h2>\n<p class=\"\" data-start=\"3538\" data-end=\"3620\" data-immersive-translate-walked=\"88a3ac53-c5cb-425b-bf89-cb1c5d9ef400\"><span class=\"relative -mx-px my-[-0.2rem] rounded px-px py-[0.2rem] transition-colors duration-100 ease-in-out\" data-immersive-translate-walked=\"88a3ac53-c5cb-425b-bf89-cb1c5d9ef400\" data-immersive-translate-paragraph=\"1\">Proper installation is crucial for the longevity and performance of ductile iron pipes:<\/span><\/p>\n<ul data-start=\"3622\" data-end=\"4123\" data-immersive-translate-walked=\"88a3ac53-c5cb-425b-bf89-cb1c5d9ef400\">\n<li class=\"\" data-start=\"3622\" data-end=\"3721\" data-immersive-translate-walked=\"88a3ac53-c5cb-425b-bf89-cb1c5d9ef400\">\n<p class=\"\" data-start=\"3624\" data-end=\"3721\" data-immersive-translate-walked=\"88a3ac53-c5cb-425b-bf89-cb1c5d9ef400\" data-immersive-translate-paragraph=\"1\"><strong data-start=\"3624\" data-end=\"3637\" data-immersive-translate-walked=\"88a3ac53-c5cb-425b-bf89-cb1c5d9ef400\">Trenching<\/strong>: <span class=\"relative -mx-px my-[-0.2rem] rounded px-px py-[0.2rem] transition-colors duration-100 ease-in-out\" data-immersive-translate-walked=\"88a3ac53-c5cb-425b-bf89-cb1c5d9ef400\">Ensure trenches are wide enough to accommodate the pipe and allow for proper bedding and backfill.<\/span><\/p>\n<\/li>\n<li class=\"\" data-start=\"3723\" data-end=\"3820\" data-immersive-translate-walked=\"88a3ac53-c5cb-425b-bf89-cb1c5d9ef400\">\n<p class=\"\" data-start=\"3725\" data-end=\"3820\" data-immersive-translate-walked=\"88a3ac53-c5cb-425b-bf89-cb1c5d9ef400\" data-immersive-translate-paragraph=\"1\"><strong data-start=\"3725\" data-end=\"3736\" data-immersive-translate-walked=\"88a3ac53-c5cb-425b-bf89-cb1c5d9ef400\">Bedding<\/strong>: <span class=\"relative -mx-px my-[-0.2rem] rounded px-px py-[0.2rem] transition-colors duration-100 ease-in-out\" data-immersive-translate-walked=\"88a3ac53-c5cb-425b-bf89-cb1c5d9ef400\">Use suitable materials like sand or gravel to provide uniform support along the pipe&#8217;s length.<\/span><\/p>\n<\/li>\n<li class=\"\" data-start=\"3822\" data-end=\"3923\" data-immersive-translate-walked=\"88a3ac53-c5cb-425b-bf89-cb1c5d9ef400\">\n<p class=\"\" data-start=\"3824\" data-end=\"3923\" data-immersive-translate-walked=\"88a3ac53-c5cb-425b-bf89-cb1c5d9ef400\" data-immersive-translate-paragraph=\"1\"><strong data-start=\"3824\" data-end=\"3839\" data-immersive-translate-walked=\"88a3ac53-c5cb-425b-bf89-cb1c5d9ef400\">Backfilling<\/strong>: <span class=\"relative -mx-px my-[-0.2rem] rounded px-px py-[0.2rem] transition-colors duration-100 ease-in-out\" data-immersive-translate-walked=\"88a3ac53-c5cb-425b-bf89-cb1c5d9ef400\">Compact backfill material in layers to prevent settlement and protect the pipe.<\/span><\/p>\n<\/li>\n<li class=\"\" data-start=\"3925\" data-end=\"4024\" data-immersive-translate-walked=\"88a3ac53-c5cb-425b-bf89-cb1c5d9ef400\">\n<p class=\"\" data-start=\"3927\" data-end=\"4024\" data-immersive-translate-walked=\"88a3ac53-c5cb-425b-bf89-cb1c5d9ef400\" data-immersive-translate-paragraph=\"1\"><strong data-start=\"3927\" data-end=\"3940\" data-immersive-translate-walked=\"88a3ac53-c5cb-425b-bf89-cb1c5d9ef400\">Alignment<\/strong>: <span class=\"relative -mx-px my-[-0.2rem] rounded px-px py-[0.2rem] transition-colors duration-100 ease-in-out\" data-immersive-translate-walked=\"88a3ac53-c5cb-425b-bf89-cb1c5d9ef400\">Maintain straight alignment to prevent undue stress on joints.<\/span><\/p>\n<\/li>\n<li class=\"\" data-start=\"4026\" data-end=\"4123\" data-immersive-translate-walked=\"88a3ac53-c5cb-425b-bf89-cb1c5d9ef400\">\n<p class=\"\" data-start=\"4028\" data-end=\"4123\" data-immersive-translate-walked=\"88a3ac53-c5cb-425b-bf89-cb1c5d9ef400\" data-immersive-translate-paragraph=\"1\"><strong data-start=\"4028\" data-end=\"4039\" data-immersive-translate-walked=\"88a3ac53-c5cb-425b-bf89-cb1c5d9ef400\">Testing<\/strong>: <span class=\"relative -mx-px my-[-0.2rem] rounded px-px py-[0.2rem] transition-colors duration-100 ease-in-out\" data-immersive-translate-walked=\"88a3ac53-c5cb-425b-bf89-cb1c5d9ef400\">Conduct hydrostatic pressure tests to verify the integrity of the installed pipeline.<\/span><\/p>\n<\/li>\n<\/ul>\n<h2 class=\"\" data-start=\"4130\" data-end=\"4168\" data-immersive-translate-paragraph=\"1\" data-immersive-translate-walked=\"88a3ac53-c5cb-425b-bf89-cb1c5d9ef400\">Advantages of Ductile Iron Pipes<\/h2>\n<p class=\"\" data-start=\"4170\" data-end=\"4252\" data-immersive-translate-walked=\"88a3ac53-c5cb-425b-bf89-cb1c5d9ef400\"><span class=\"relative -mx-px my-[-0.2rem] rounded px-px py-[0.2rem] transition-colors duration-100 ease-in-out\" data-immersive-translate-walked=\"88a3ac53-c5cb-425b-bf89-cb1c5d9ef400\" data-immersive-translate-paragraph=\"1\">Ductile iron pipes offer several benefits over alternative materials:<\/span><\/p>\n<ul data-start=\"4254\" data-end=\"4770\" data-immersive-translate-walked=\"88a3ac53-c5cb-425b-bf89-cb1c5d9ef400\">\n<li class=\"\" data-start=\"4254\" data-end=\"4352\" data-immersive-translate-walked=\"88a3ac53-c5cb-425b-bf89-cb1c5d9ef400\">\n<p class=\"\" data-start=\"4256\" data-end=\"4352\" data-immersive-translate-walked=\"88a3ac53-c5cb-425b-bf89-cb1c5d9ef400\" data-immersive-translate-paragraph=\"1\"><strong data-start=\"4256\" data-end=\"4268\" data-immersive-translate-walked=\"88a3ac53-c5cb-425b-bf89-cb1c5d9ef400\">Strength<\/strong>: <span class=\"relative -mx-px my-[-0.2rem] rounded px-px py-[0.2rem] transition-colors duration-100 ease-in-out\" data-immersive-translate-walked=\"88a3ac53-c5cb-425b-bf89-cb1c5d9ef400\">High tensile and yield strength make them suitable for high-pressure applications.<\/span><\/p>\n<\/li>\n<li class=\"\" data-start=\"4354\" data-end=\"4454\" data-immersive-translate-walked=\"88a3ac53-c5cb-425b-bf89-cb1c5d9ef400\">\n<p class=\"\" data-start=\"4356\" data-end=\"4454\" data-immersive-translate-walked=\"88a3ac53-c5cb-425b-bf89-cb1c5d9ef400\" data-immersive-translate-paragraph=\"1\"><strong data-start=\"4356\" data-end=\"4370\" data-immersive-translate-walked=\"88a3ac53-c5cb-425b-bf89-cb1c5d9ef400\">Durability<\/strong>: <span class=\"relative -mx-px my-[-0.2rem] rounded px-px py-[0.2rem] transition-colors duration-100 ease-in-out\" data-immersive-translate-walked=\"88a3ac53-c5cb-425b-bf89-cb1c5d9ef400\">Resistant to impact, vibration, and external loads.<\/span><\/p>\n<\/li>\n<li class=\"\" data-start=\"4456\" data-end=\"4555\" data-immersive-translate-walked=\"88a3ac53-c5cb-425b-bf89-cb1c5d9ef400\">\n<p class=\"\" data-start=\"4458\" data-end=\"4555\" data-immersive-translate-walked=\"88a3ac53-c5cb-425b-bf89-cb1c5d9ef400\" data-immersive-translate-paragraph=\"1\"><strong data-start=\"4458\" data-end=\"4471\" data-immersive-translate-walked=\"88a3ac53-c5cb-425b-bf89-cb1c5d9ef400\">Longevity<\/strong>: <span class=\"relative -mx-px my-[-0.2rem] rounded px-px py-[0.2rem] transition-colors duration-100 ease-in-out\" data-immersive-translate-walked=\"88a3ac53-c5cb-425b-bf89-cb1c5d9ef400\">With proper installation and maintenance, they can last over 100 years.<\/span><\/p>\n<\/li>\n<li class=\"\" data-start=\"4557\" data-end=\"4667\" data-immersive-translate-walked=\"88a3ac53-c5cb-425b-bf89-cb1c5d9ef400\">\n<p class=\"\" data-start=\"4559\" data-end=\"4667\" data-immersive-translate-walked=\"88a3ac53-c5cb-425b-bf89-cb1c5d9ef400\" data-immersive-translate-paragraph=\"1\"><strong data-start=\"4559\" data-end=\"4583\" data-immersive-translate-walked=\"88a3ac53-c5cb-425b-bf89-cb1c5d9ef400\">Hydraulic Efficiency<\/strong>: <span class=\"relative -mx-px my-[-0.2rem] rounded px-px py-[0.2rem] transition-colors duration-100 ease-in-out\" data-immersive-translate-walked=\"88a3ac53-c5cb-425b-bf89-cb1c5d9ef400\">Smooth interior surfaces reduce friction, enhancing flow capacity.<\/span><\/p>\n<\/li>\n<li class=\"\" data-start=\"4669\" data-end=\"4770\" data-immersive-translate-walked=\"88a3ac53-c5cb-425b-bf89-cb1c5d9ef400\">\n<p class=\"\" data-start=\"4671\" data-end=\"4770\" data-immersive-translate-walked=\"88a3ac53-c5cb-425b-bf89-cb1c5d9ef400\" data-immersive-translate-paragraph=\"1\"><strong data-start=\"4671\" data-end=\"4686\" data-immersive-translate-walked=\"88a3ac53-c5cb-425b-bf89-cb1c5d9ef400\">Versatility<\/strong>: <span class=\"relative -mx-px my-[-0.2rem] rounded px-px py-[0.2rem] transition-colors duration-100 ease-in-out\" data-immersive-translate-walked=\"88a3ac53-c5cb-425b-bf89-cb1c5d9ef400\">Available in various sizes and configurations to meet diverse project requirements.<\/span><\/p>\n<\/li>\n<\/ul>\n<h2 class=\"\" data-start=\"5447\" data-end=\"5483\" data-immersive-translate-paragraph=\"1\" data-immersive-translate-walked=\"88a3ac53-c5cb-425b-bf89-cb1c5d9ef400\">Frequently Asked Questions (FAQs)<\/h2>\n<p class=\"\" data-start=\"5485\" data-end=\"5536\" data-immersive-translate-walked=\"88a3ac53-c5cb-425b-bf89-cb1c5d9ef400\"><strong data-start=\"5485\" data-end=\"5536\" data-immersive-translate-walked=\"88a3ac53-c5cb-425b-bf89-cb1c5d9ef400\" data-immersive-translate-paragraph=\"1\">Q1: What is the lifespan of ductile iron pipes?<\/strong><\/p>\n<p class=\"\" data-start=\"5538\" data-end=\"5746\" data-immersive-translate-paragraph=\"1\" data-immersive-translate-walked=\"88a3ac53-c5cb-425b-bf89-cb1c5d9ef400\"><span class=\"relative -mx-px my-[-0.2rem] rounded px-px py-[0.2rem] transition-colors duration-100 ease-in-out\" data-immersive-translate-walked=\"88a3ac53-c5cb-425b-bf89-cb1c5d9ef400\">Ductile iron pipes are known for their exceptional durability.<\/span> <span class=\"relative -mx-px my-[-0.2rem] rounded px-px py-[0.2rem] transition-colors duration-100 ease-in-out\" data-immersive-translate-walked=\"88a3ac53-c5cb-425b-bf89-cb1c5d9ef400\">With proper installation and maintenance, they can last over 100 years.<\/span> <span class=\"relative -mx-px my-[-0.2rem] rounded px-px py-[0.2rem] transition-colors duration-100 ease-in-out\" data-immersive-translate-walked=\"88a3ac53-c5cb-425b-bf89-cb1c5d9ef400\">Factors influencing their lifespan include soil conditions, corrosive environments, and the effectiveness of protective measures like cement-mortar lining and polyethylene encasement.<\/span> <span class=\"relative -mx-px my-[-0.2rem] rounded px-px py-[0.2rem] transition-colors duration-100 ease-in-out\" data-immersive-translate-walked=\"88a3ac53-c5cb-425b-bf89-cb1c5d9ef400\">Regular inspections and adherence to best practices further enhance their longevity.<\/span><\/p>\n<p class=\"\" data-start=\"5748\" data-end=\"5803\" data-immersive-translate-walked=\"88a3ac53-c5cb-425b-bf89-cb1c5d9ef400\"><strong data-start=\"5748\" data-end=\"5803\" data-immersive-translate-walked=\"88a3ac53-c5cb-425b-bf89-cb1c5d9ef400\" data-immersive-translate-paragraph=\"1\">Q2: How do ductile iron pipes compare to PVC pipes?<\/strong><\/p>\n<p class=\"\" data-start=\"5805\" data-end=\"5971\" data-immersive-translate-paragraph=\"1\" data-immersive-translate-walked=\"88a3ac53-c5cb-425b-bf89-cb1c5d9ef400\"><span class=\"relative -mx-px my-[-0.2rem] rounded px-px py-[0.2rem] transition-colors duration-100 ease-in-out\" data-immersive-translate-walked=\"88a3ac53-c5cb-425b-bf89-cb1c5d9ef400\">While both materials are used in water distribution, ductile iron pipes offer higher strength and impact resistance, making them suitable for high-pressure applications and areas with heavy traffic loads.<\/span> <span class=\"relative -mx-px my-[-0.2rem] rounded px-px py-[0.2rem] transition-colors duration-100 ease-in-out\" data-immersive-translate-walked=\"88a3ac53-c5cb-425b-bf89-cb1c5d9ef400\">PVC pipes are lighter and easier to handle but may not withstand the same external loads.<\/span> <span class=\"relative -mx-px my-[-0.2rem] rounded px-px py-[0.2rem] transition-colors duration-100 ease-in-out\" data-immersive-translate-walked=\"88a3ac53-c5cb-425b-bf89-cb1c5d9ef400\">Additionally, ductile iron pipes have a longer proven service life and better fire resistance.<\/span><\/p>\n<p class=\"\" data-start=\"5973\" data-end=\"6043\" data-immersive-translate-walked=\"88a3ac53-c5cb-425b-bf89-cb1c5d9ef400\"><strong data-start=\"5973\" data-end=\"6043\" data-immersive-translate-walked=\"88a3ac53-c5cb-425b-bf89-cb1c5d9ef400\" data-immersive-translate-paragraph=\"1\">Q3: What are the common causes of corrosion in ductile iron pipes?<\/strong><\/p>\n<p class=\"\" data-start=\"6045\" data-end=\"6211\" data-immersive-translate-paragraph=\"1\" data-immersive-translate-walked=\"88a3ac53-c5cb-425b-bf89-cb1c5d9ef400\"><span class=\"relative -mx-px my-[-0.2rem] rounded px-px py-[0.2rem] transition-colors duration-100 ease-in-out\" data-immersive-translate-walked=\"88a3ac53-c5cb-425b-bf89-cb1c5d9ef400\">Corrosion can result from aggressive soils, stray electrical currents, and exposure to certain chemicals.<\/span> <span class=\"relative -mx-px my-[-0.2rem] rounded px-px py-[0.2rem] transition-colors duration-100 ease-in-out\" data-immersive-translate-walked=\"88a3ac53-c5cb-425b-bf89-cb1c5d9ef400\">To mitigate these risks, protective measures like cement-mortar lining, polyethylene encasement, and cathodic protection are employed.<\/span> <span class=\"relative -mx-px my-[-0.2rem] rounded px-px py-[0.2rem] transition-colors duration-100 ease-in-out\" data-immersive-translate-walked=\"88a3ac53-c5cb-425b-bf89-cb1c5d9ef400\">Regular soil testing and adherence to standards like ANSI\/AWWA C105\/A21.5 help in assessing and addressing corrosion risks.<\/span><\/p>\n<p class=\"\" data-start=\"6213\" data-end=\"6280\" data-immersive-translate-walked=\"88a3ac53-c5cb-425b-bf89-cb1c5d9ef400\"><strong data-start=\"6213\" data-end=\"6280\" data-immersive-translate-walked=\"88a3ac53-c5cb-425b-bf89-cb1c5d9ef400\" data-immersive-translate-paragraph=\"1\">Q4: Can ductile iron pipes be used for wastewater applications?<\/strong><\/p>\n<p class=\"\" data-start=\"6282\" data-end=\"6448\" data-immersive-translate-paragraph=\"1\" data-immersive-translate-walked=\"88a3ac53-c5cb-425b-bf89-cb1c5d9ef400\"><span class=\"relative -mx-px my-[-0.2rem] rounded px-px py-[0.2rem] transition-colors duration-100 ease-in-out\" data-immersive-translate-walked=\"88a3ac53-c5cb-425b-bf89-cb1c5d9ef400\">Yes, ductile iron pipes are suitable for wastewater systems.<\/span> <span class=\"relative -mx-px my-[-0.2rem] rounded px-px py-[0.2rem] transition-colors duration-100 ease-in-out\" data-immersive-translate-walked=\"88a3ac53-c5cb-425b-bf89-cb1c5d9ef400\">Their strength and corrosion resistance make them ideal for transporting sewage and industrial effluents.<\/span> <span class=\"relative -mx-px my-[-0.2rem] rounded px-px py-[0.2rem] transition-colors duration-100 ease-in-out\" data-immersive-translate-walked=\"88a3ac53-c5cb-425b-bf89-cb1c5d9ef400\">Proper linings and coatings further enhance their performance in such applications.<\/span><\/p>\n<p class=\"\" data-start=\"6450\" data-end=\"6518\" data-immersive-translate-walked=\"88a3ac53-c5cb-425b-bf89-cb1c5d9ef400\"><strong data-start=\"6450\" data-end=\"6518\" data-immersive-translate-walked=\"88a3ac53-c5cb-425b-bf89-cb1c5d9ef400\" data-immersive-translate-paragraph=\"1\">Q5: How is the pressure class of a ductile iron pipe determined?<\/strong><\/p>\n<p class=\"\" data-start=\"6520\" data-end=\"6686\" data-immersive-translate-paragraph=\"1\" data-immersive-translate-walked=\"88a3ac53-c5cb-425b-bf89-cb1c5d9ef400\"><span class=\"relative -mx-px my-[-0.2rem] rounded px-px py-[0.2rem] transition-colors duration-100 ease-in-out\" data-immersive-translate-walked=\"88a3ac53-c5cb-425b-bf89-cb1c5d9ef400\">The pressure class indicates the pipe&#8217;s ability to withstand internal pressure.<\/span> <span class=\"relative -mx-px my-[-0.2rem] rounded px-px py-[0.2rem] transition-colors duration-100 ease-in-out\" data-immersive-translate-walked=\"88a3ac53-c5cb-425b-bf89-cb1c5d9ef400\">It&#8217;s determined based on factors like wall thickness, diameter, and material strength.<\/span> <span class=\"relative -mx-px my-[-0.2rem] rounded px-px py-[0.2rem] transition-colors duration-100 ease-in-out\" data-immersive-translate-walked=\"88a3ac53-c5cb-425b-bf89-cb1c5d9ef400\">Standards like ANSI\/AWWA C150\/A21.50 provide guidelines for calculating the appropriate pressure class for specific applications.<\/span><\/p>\n<p class=\"\" data-start=\"6688\" data-end=\"6766\" data-immersive-translate-walked=\"88a3ac53-c5cb-425b-bf89-cb1c5d9ef400\"><strong data-start=\"6688\" data-end=\"6766\" data-immersive-translate-walked=\"88a3ac53-c5cb-425b-bf89-cb1c5d9ef400\" data-immersive-translate-paragraph=\"1\">Q6: What maintenance practices are recommended for ductile iron pipelines?<\/strong><\/p>\n<p class=\"\" data-start=\"6768\" data-end=\"6934\" data-immersive-translate-paragraph=\"1\" data-immersive-translate-walked=\"88a3ac53-c5cb-425b-bf89-cb1c5d9ef400\"><span class=\"relative -mx-px my-[-0.2rem] rounded px-px py-[0.2rem] transition-colors duration-100 ease-in-out\" data-immersive-translate-walked=\"88a3ac53-c5cb-425b-bf89-cb1c5d9ef400\">Regular inspections to detect leaks, corrosion, or joint issues are essential.<\/span> <span class=\"relative -mx-px my-[-0.2rem] rounded px-px py-[0.2rem] transition-colors duration-100 ease-in-out\" data-immersive-translate-walked=\"88a3ac53-c5cb-425b-bf89-cb1c5d9ef400\">Cleaning the interior surfaces to prevent buildup and ensuring protective coatings remain intact also contribute to the pipeline&#8217;s longevity.<\/span> <span class=\"relative -mx-px my-[-0.2rem] rounded px-px py-[0.2rem] transition-colors duration-100 ease-in-out\" data-immersive-translate-walked=\"88a3ac53-c5cb-425b-bf89-cb1c5d9ef400\">Implementing a proactive maintenance schedule helps in early detection and resolution of potential issues.<\/span><\/p>\n<p class=\"\" data-start=\"6936\" data-end=\"7013\" data-immersive-translate-walked=\"88a3ac53-c5cb-425b-bf89-cb1c5d9ef400\"><strong data-start=\"6936\" data-end=\"7013\" data-immersive-translate-walked=\"88a3ac53-c5cb-425b-bf89-cb1c5d9ef400\" data-immersive-translate-paragraph=\"1\">Q7: Are there environmental considerations when using ductile iron pipes?<\/strong><\/p>\n<p class=\"\" data-start=\"7015\" data-end=\"7181\" data-immersive-translate-paragraph=\"1\" data-immersive-translate-walked=\"88a3ac53-c5cb-425b-bf89-cb1c5d9ef400\"><span class=\"relative -mx-px my-[-0.2rem] rounded px-px py-[0.2rem] transition-colors duration-100 ease-in-out\" data-immersive-translate-walked=\"88a3ac53-c5cb-425b-bf89-cb1c5d9ef400\">Ductile iron pipes are environmentally friendly due to their recyclability and long service life, reducing the need for frequent replacements.<\/span> <span class=\"relative -mx-px my-[-0.2rem] rounded px-px py-[0.2rem] transition-colors duration-100 ease-in-out\" data-immersive-translate-walked=\"88a3ac53-c5cb-425b-bf89-cb1c5d9ef400\">Their durability minimizes the risk of leaks, conserving water resources.<\/span> <span class=\"relative -mx-px my-[-0.2rem] rounded px-px py-[0.2rem] transition-colors duration-100 ease-in-out\" data-immersive-translate-walked=\"88a3ac53-c5cb-425b-bf89-cb1c5d9ef400\">Additionally, the manufacturing processes have evolved to be more sustainable, further reducing their environmental impact.<\/span><\/p>\n<h2>References:<\/h2>\n<ul>\n<li><a href=\"https:\/\/www.awwa.org\/standards-technical-resources\/standards\" target=\"_blank\" rel=\"nofollow noopener\">American Water Works Association (AWWA) Standards Overview<\/a><\/li>\n<li><a href=\"https:\/\/www.iso.org\/standard\/27394.html\" target=\"_blank\" rel=\"nofollow noopener\">ISO 2531: Ductile Iron Pipes, Fittings, Accessories and Their Joints for Water Applications &#8211; International Organization for Standardization<\/a><\/li>\n<li><a href=\"https:\/\/en.wikipedia.org\/wiki\/Ductile_iron_pipe\" target=\"_blank\" rel=\"nofollow noopener\">Ductile Iron Pipe &#8211; Wikipedia<\/a><\/li>\n<li><a href=\"https:\/\/www.epa.gov\/water-research\/corrosion-control-water-distribution-systems\" target=\"_blank\" rel=\"nofollow noopener\">Corrosion Control in Water Distribution Systems &#8211; U.S. Environmental Protection Agency (EPA)<\/a><\/li>\n<li><a href=\"https:\/\/www.astm.org\/Standards\/AWWA-C104.htm\" target=\"_blank\" rel=\"nofollow noopener\">AWWA C104\/A21.4: Cement-Mortar Lining for Ductile Iron Pipe and Fittings &#8211; ASTM International<\/a><\/li>\n<\/ul>\n","protected":false},"excerpt":{"rendered":"<p>Ductile iron pipes are manufactured following stringent standards to ensure quality and performance. The primary standards include: ANSI\/AWWA C151\/A21.51: Covers the manufacturing of ductile iron pipes, specifying dimensions, tolerances, and mechanical properties. ANSI\/AWWA C150\/A21.50: Provides guidelines for the thickness design of ductile iron pipes, considering internal pressure and external loads. ANSI\/AWWA C104\/A21.4: Specifies the cement-mortar [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":3339,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"site-sidebar-layout":"default","site-content-layout":"","ast-site-content-layout":"default","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","theme-transparent-header-meta":"default","adv-header-id-meta":"","stick-header-meta":"default","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"set","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"ast-content-background-meta":{"desktop":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"footnotes":""},"categories":[1],"tags":[],"class_list":["post-3338","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-news"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.7 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Ductile Iron Water Pipe Specifications: Dimensions, Standards - Jingang LuoKaiwei<\/title>\n<meta name=\"description\" content=\"Explore comprehensive ductile iron water pipe specifications, including ASTM\/AWWA standards, dimensions, pressure ratings, corrosion resistance, and installation guidelines. 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