{"id":1686,"date":"2025-04-17T14:35:06","date_gmt":"2025-04-17T06:35:06","guid":{"rendered":"https:\/\/www.ductileironsuppliers.com\/?post_type=product&#038;p=1686"},"modified":"2025-04-17T16:56:25","modified_gmt":"2025-04-17T08:56:25","slug":"d400-double-triangular-manhole-cover-750-x-600-mm-heavy-duty-access-solution","status":"publish","type":"product","link":"https:\/\/www.ductileironsuppliers.com\/ar\/product\/d400-double-triangular-manhole-cover-750-x-600-mm-heavy-duty-access-solution","title":{"rendered":"D400 \u063a\u0637\u0627\u0621 \u0641\u062a\u062d\u0629 \u0645\u0632\u062f\u0648\u062c \u062b\u0644\u0627\u062b\u064a \u0627\u0644\u0634\u0643\u0644 (750 \u00d7 600 \u0645\u0645) \u062d\u0644 \u0627\u0644\u0648\u0635\u0648\u0644 \u0644\u0644\u062e\u062f\u0645\u0629 \u0627\u0644\u0634\u0627\u0642\u0629"},"content":{"rendered":"<p class=\"\" data-start=\"403\" data-end=\"698\">The D400 Double Triangular Manhole Cover is a robust and reliable solution designed for areas subjected to heavy vehicular traffic. With a clear opening of 750 x 600 mm and a frame depth of 100 mm, this cover ensures easy access while maintaining structural integrity under demanding conditions.<\/p>\n<h3 data-start=\"705\" data-end=\"720\">Key Features<\/h3>\n<ul data-start=\"722\" data-end=\"1324\">\n<li class=\"\" data-start=\"722\" data-end=\"824\">\n<p class=\"\" data-start=\"724\" data-end=\"824\"><strong data-start=\"724\" data-end=\"742\">Load Capacity:<\/strong> <span class=\"relative -mx-px my-[-0.2rem] rounded px-px py-[0.2rem] transition-colors duration-100 ease-in-out\">Tested to withstand loads up to 40 tonnes, making it suitable for main roads, carriageways, and industrial zones.<\/span>\u200b<\/p>\n<\/li>\n<li class=\"\" data-start=\"826\" data-end=\"925\">\n<p class=\"\" data-start=\"828\" data-end=\"925\"><strong data-start=\"828\" data-end=\"843\">Compliance:<\/strong> <span class=\"relative -mx-px my-[-0.2rem] rounded px-px py-[0.2rem] transition-colors duration-100 ease-in-out\">Meets the BS EN 124:2015 D400 classification, ensuring adherence to international safety and quality standards.<\/span>\u200b<\/p>\n<\/li>\n<li class=\"\" data-start=\"927\" data-end=\"1022\">\n<p class=\"\" data-start=\"929\" data-end=\"1022\"><strong data-start=\"929\" data-end=\"940\">Design:<\/strong> <span class=\"relative -mx-px my-[-0.2rem] rounded px-px py-[0.2rem] transition-colors duration-100 ease-in-out\">The double triangular configuration provides non-rock stability, reducing noise and movement under traffic loads.<\/span>\u200b<\/p>\n<\/li>\n<li class=\"\" data-start=\"1024\" data-end=\"1121\">\n<p class=\"\" data-start=\"1026\" data-end=\"1121\"><strong data-start=\"1026\" data-end=\"1039\">Material:<\/strong> <span class=\"relative -mx-px my-[-0.2rem] rounded px-px py-[0.2rem] transition-colors duration-100 ease-in-out\">Constructed from high-quality ductile iron, offering excellent strength and durability.<\/span>\u200b<\/p>\n<\/li>\n<li class=\"\" data-start=\"1123\" data-end=\"1218\">\n<p class=\"\" data-start=\"1125\" data-end=\"1218\"><strong data-start=\"1125\" data-end=\"1136\">Finish:<\/strong> <span class=\"relative -mx-px my-[-0.2rem] rounded px-px py-[0.2rem] transition-colors duration-100 ease-in-out\">Typically coated with black bitumen for corrosion resistance; epoxy coatings available upon request.<\/span>\u200b<\/p>\n<\/li>\n<li class=\"\" data-start=\"1220\" data-end=\"1324\">\n<p class=\"\" data-start=\"1222\" data-end=\"1324\"><strong data-start=\"1222\" data-end=\"1238\">Frame Depth:<\/strong> <span class=\"relative -mx-px my-[-0.2rem] rounded px-px py-[0.2rem] transition-colors duration-100 ease-in-out\">100 mm, providing a secure fit and enhanced load distribution.<\/span>\u200b<\/p>\n<\/li>\n<\/ul>\n<h3 data-start=\"1331\" data-end=\"1346\">Applications<\/h3>\n<p class=\"\" data-start=\"1348\" data-end=\"1374\">Ideal for installation in:<\/p>\n<ul data-start=\"1376\" data-end=\"1730\">\n<li class=\"\" data-start=\"1376\" data-end=\"1463\">\n<p class=\"\" data-start=\"1378\" data-end=\"1463\"><span class=\"relative -mx-px my-[-0.2rem] rounded px-px py-[0.2rem] transition-colors duration-100 ease-in-out\">Highways and main roads.<\/span>\u200b<\/p>\n<\/li>\n<li class=\"\" data-start=\"1465\" data-end=\"1552\">\n<p class=\"\" data-start=\"1467\" data-end=\"1552\"><span class=\"relative -mx-px my-[-0.2rem] rounded px-px py-[0.2rem] transition-colors duration-100 ease-in-out\">Industrial and commercial areas.<\/span>\u200b<\/p>\n<\/li>\n<li class=\"\" data-start=\"1554\" data-end=\"1641\">\n<p class=\"\" data-start=\"1556\" data-end=\"1641\"><span class=\"relative -mx-px my-[-0.2rem] rounded px-px py-[0.2rem] transition-colors duration-100 ease-in-out\">Parking lots and loading bays.<\/span>\u200b<\/p>\n<\/li>\n<li class=\"\" data-start=\"1643\" data-end=\"1730\">\n<p class=\"\" data-start=\"1645\" data-end=\"1730\"><span class=\"relative -mx-px my-[-0.2rem] rounded px-px py-[0.2rem] transition-colors duration-100 ease-in-out\">Urban streets and pedestrian zones.<\/span>\u200b<\/p>\n<\/li>\n<\/ul>\n<h3 data-start=\"1737\" data-end=\"1764\">Technical Specifications<\/h3>\n<ul data-start=\"1766\" data-end=\"2407\">\n<li class=\"\" data-start=\"1766\" data-end=\"1872\">\n<p class=\"\" data-start=\"1768\" data-end=\"1872\"><strong data-start=\"1768\" data-end=\"1786\">Clear Opening:<\/strong> <span class=\"relative -mx-px my-[-0.2rem] rounded px-px py-[0.2rem] transition-colors duration-100 ease-in-out\">750 x 600 mm.<\/span>\u200b<\/p>\n<\/li>\n<li class=\"\" data-start=\"1874\" data-end=\"1985\">\n<p class=\"\" data-start=\"1876\" data-end=\"1985\"><strong data-start=\"1876\" data-end=\"1899\">Overall Frame Size:<\/strong> <span class=\"relative -mx-px my-[-0.2rem] rounded px-px py-[0.2rem] transition-colors duration-100 ease-in-out\">Approximately 900 x 750 mm.<\/span><\/p>\n<\/li>\n<li class=\"\" data-start=\"1987\" data-end=\"2085\">\n<p class=\"\" data-start=\"1989\" data-end=\"2085\"><strong data-start=\"1989\" data-end=\"1999\">Depth:<\/strong> <span class=\"relative -mx-px my-[-0.2rem] rounded px-px py-[0.2rem] transition-colors duration-100 ease-in-out\">100 mm.<\/span><\/p>\n<\/li>\n<li class=\"\" data-start=\"2087\" data-end=\"2188\">\n<p class=\"\" data-start=\"2089\" data-end=\"2188\"><strong data-start=\"2089\" data-end=\"2102\">Material:<\/strong> <span class=\"relative -mx-px my-[-0.2rem] rounded px-px py-[0.2rem] transition-colors duration-100 ease-in-out\">Ductile Iron.<\/span><\/p>\n<\/li>\n<li class=\"\" data-start=\"2190\" data-end=\"2293\">\n<p class=\"\" data-start=\"2192\" data-end=\"2293\"><strong data-start=\"2192\" data-end=\"2207\">Load Class:<\/strong> <span class=\"relative -mx-px my-[-0.2rem] rounded px-px py-[0.2rem] transition-colors duration-100 ease-in-out\">D400 (40 tonnes).<\/span>\u200b<\/p>\n<\/li>\n<li class=\"\" data-start=\"2295\" data-end=\"2407\">\n<p class=\"\" data-start=\"2297\" data-end=\"2407\"><strong data-start=\"2297\" data-end=\"2321\">Standard Compliance:<\/strong> <span class=\"relative -mx-px my-[-0.2rem] rounded px-px py-[0.2rem] transition-colors duration-100 ease-in-out\">BS EN 124:2015.<\/span>\u200b<\/p>\n<\/li>\n<\/ul>\n<h3 data-start=\"2414\" data-end=\"2447\">Why Choose This Manhole Cover?<\/h3>\n<p class=\"\" data-start=\"2449\" data-end=\"2722\">Engineered for longevity and performance, this manhole cover is the preferred choice for infrastructure projects requiring reliable access solutions. Its compliance with stringent standards and robust construction ensures safety and durability in high-traffic environments.<\/p>\n<div id=\"specificationsTabTable1\" class=\"col-12 col-md-6\">\n<table class=\"table mb-0\">\n<tbody>\n<tr>\n<td><strong>Family<\/strong>:<\/td>\n<td>Municipal<\/td>\n<\/tr>\n<tr>\n<td><strong>Product Type<\/strong>:<\/td>\n<td>Access Covers<\/td>\n<\/tr>\n<tr>\n<td><strong>Certified Class<\/strong>:<\/td>\n<td>D400<\/td>\n<\/tr>\n<tr>\n<td><strong>Surface Finish<\/strong>:<\/td>\n<td>ANTI-SLIP OTHER SURFACE<\/td>\n<\/tr>\n<tr>\n<td><strong>Clear Opening Length (Hinge Side)<\/strong>:<\/td>\n<td>750 mm<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<div id=\"specificationsTabTable2\" class=\"col-12 col-md-6\">\n<table class=\"table mb-0\">\n<tbody>\n<tr>\n<td><strong>Clear Opening Width<\/strong>:<\/td>\n<td>600 mm<\/td>\n<\/tr>\n<tr>\n<td><strong>Flange Outer Length<\/strong>:<\/td>\n<td>900 mm<\/td>\n<\/tr>\n<tr>\n<td><strong>Flange Outer Width<\/strong>:<\/td>\n<td>750 mm<\/td>\n<\/tr>\n<tr>\n<td><strong>Frame Height<\/strong>:<\/td>\n<td>100 mm<\/td>\n<\/tr>\n<tr>\n<td><strong>Weight<\/strong>:<\/td>\n<td>114 kg<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<h3>Ductile iron manhole cover specifications and parameters<\/h3>\n<table>\n<thead>\n<tr>\n<th><strong>Parameter<\/strong><\/th>\n<th><strong>Specification\/Value<\/strong><\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td><strong>Material<\/strong><\/td>\n<td>Ductile Cast Iron (Grade 500-7)<\/td>\n<\/tr>\n<tr>\n<td><strong>Standard Compliance<\/strong><\/td>\n<td>EN 124, BS 497, ASTM A536, ISO 1083<\/td>\n<\/tr>\n<tr>\n<td><strong>Shape<\/strong><\/td>\n<td>Round, Square, Oval<\/td>\n<\/tr>\n<tr>\n<td><strong>Load Rating<\/strong><\/td>\n<td>A15, B125, C250, D400, E600, F900 (EN 124 load classes)<\/td>\n<\/tr>\n<tr>\n<td><strong>Load Bearing Capacity<\/strong><\/td>\n<td>1.5 &#8211; 90 tons (depending on the rating)<\/td>\n<\/tr>\n<tr>\n<td><strong>Size (Diameter\/Length)<\/strong><\/td>\n<td>300mm &#8211; 1500mm (depending on type and design)<\/td>\n<\/tr>\n<tr>\n<td><strong>Thickness of Lid<\/strong><\/td>\n<td>20mm &#8211; 60mm (depending on the load class)<\/td>\n<\/tr>\n<tr>\n<td><strong>Weight<\/strong><\/td>\n<td>10 kg to 150 kg (depending on size and class)<\/td>\n<\/tr>\n<tr>\n<td><strong>Cover Surface<\/strong><\/td>\n<td>Smooth, Anti-slip, Textured for grip<\/td>\n<\/tr>\n<tr>\n<td><strong>Corrosion Resistance<\/strong><\/td>\n<td>Excellent, with epoxy coatings or bituminous treatment<\/td>\n<\/tr>\n<tr>\n<td><strong>Gasket Type<\/strong><\/td>\n<td>Rubber, Neoprene, EPDM<\/td>\n<\/tr>\n<tr>\n<td><strong>Sealing Mechanism<\/strong><\/td>\n<td>Bolt-down, Locking system, Hinged<\/td>\n<\/tr>\n<tr>\n<td><strong>Drainage Holes<\/strong><\/td>\n<td>Yes, optional (for water drainage)<\/td>\n<\/tr>\n<tr>\n<td><strong>Coating Type<\/strong><\/td>\n<td>Bitumen coated, Epoxy coating, Hot-dip galvanizing<\/td>\n<\/tr>\n<tr>\n<td><strong>Temperature Resistance<\/strong><\/td>\n<td>-30\u00b0C to +150\u00b0C (depending on coating type)<\/td>\n<\/tr>\n<tr>\n<td><strong>Fire Resistance<\/strong><\/td>\n<td>Flame-retardant (meets local standards for fire resistance)<\/td>\n<\/tr>\n<tr>\n<td>Noise Level<\/td>\n<td>Low noise design for urban areas<\/td>\n<\/tr>\n<tr>\n<td><strong>Ventilation<\/strong><\/td>\n<td>Optional vented covers for gas or sewage systems<\/td>\n<\/tr>\n<tr>\n<td><strong>Color<\/strong><\/td>\n<td>Black, Gray, Custom colors available<\/td>\n<\/tr>\n<tr>\n<td><strong>Manufacturing Process<\/strong><\/td>\n<td>Sand casting, Lost wax casting, Centrifugal casting<\/td>\n<\/tr>\n<tr>\n<td><strong>Edge Type<\/strong><\/td>\n<td>Flat, Raised, Beveled, or Reinforced edges<\/td>\n<\/tr>\n<tr>\n<td><strong>Bearing Surface<\/strong><\/td>\n<td>Cast iron, Epoxy, Stainless Steel (optional)<\/td>\n<\/tr>\n<tr>\n<td><strong>Longevity<\/strong><\/td>\n<td>50+ years with proper maintenance<\/td>\n<\/tr>\n<tr>\n<td><strong>Environmental Compliance<\/strong><\/td>\n<td>RoHS, REACH, and other regional environmental standards<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n","protected":false},"featured_media":1687,"template":"","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 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center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}}},"tags":[],"products":[9],"class_list":["post-1686","product","type-product","status-publish","has-post-thumbnail","hentry","products-ductile-iron-manhole-cover"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.5 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>D400 Double Triangular Manhole Cover (750 x 600 mm) Heavy-Duty Access Solution - Jingang LuoKaiwei<\/title>\n<meta name=\"description\" content=\"Discover the D400 double triangular manhole cover with a 750 x 600 mm clear opening and 100 mm frame height, engineered for heavy traffic zones. 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