{"id":1716,"date":"2025-04-17T16:26:32","date_gmt":"2025-04-17T08:26:32","guid":{"rendered":"https:\/\/www.ductileironsuppliers.com\/?post_type=product&#038;p=1716"},"modified":"2025-04-17T16:49:55","modified_gmt":"2025-04-17T08:49:55","slug":"d400-manhole-cover-1220x675mm-double-triangular-design","status":"publish","type":"product","link":"https:\/\/www.ductileironsuppliers.com\/ar\/product\/d400-manhole-cover-1220x675mm-double-triangular-design","title":{"rendered":"\u063a\u0637\u0627\u0621 \u0641\u062a\u062d\u0629 \u0627\u0644\u062a\u0641\u062a\u064a\u0634 D400 \u0628\u062a\u0635\u0645\u064a\u0645 \u0645\u062b\u0644\u062b\u064a \u0645\u0632\u062f\u0648\u062c 1220 \u00d7 675 \u0645\u0645"},"content":{"rendered":"<p class=\"\" data-start=\"269\" data-end=\"388\"><span class=\"relative -mx-px my-[-0.2rem] rounded px-px py-[0.2rem] transition-colors duration-100 ease-in-out\">The D400 Manhole Cover, measuring 1220 x 675 mm with a 100 mm frame height, is a robust solution designed for areas subjected to high-speed and heavy traffic, such as carriageways, highways, and industrial zones.<\/span> <span class=\"relative -mx-px my-[-0.2rem] rounded px-px py-[0.2rem] transition-colors duration-100 ease-in-out\">Manufactured from high-quality ductile iron, this cover is engineered to withstand loads up to 40 tonnes, ensuring durability and reliability in demanding environments.<\/span><\/p>\n<h3 data-start=\"395\" data-end=\"410\">Key Features<\/h3>\n<ul data-start=\"412\" data-end=\"800\">\n<li class=\"\" data-start=\"412\" data-end=\"467\">\n<p class=\"\" data-start=\"414\" data-end=\"467\"><strong data-start=\"414\" data-end=\"429\">Dimensions:<\/strong> <span class=\"relative -mx-px my-[-0.2rem] rounded px-px py-[0.2rem] transition-colors duration-100 ease-in-out\">Clear Opening: 1220 x 675 mm; Frame Size: 1460 x 895 mm; Frame Height: 100 mm.<\/span><\/p>\n<\/li>\n<li class=\"\" data-start=\"468\" data-end=\"526\">\n<p class=\"\" data-start=\"470\" data-end=\"526\"><strong data-start=\"470\" data-end=\"488\">Load Capacity:<\/strong> <span class=\"relative -mx-px my-[-0.2rem] rounded px-px py-[0.2rem] transition-colors duration-100 ease-in-out\">Class D400, capable of withstanding up to 40 tonnes, suitable for areas with heavy vehicular traffic.<\/span><\/p>\n<\/li>\n<li class=\"\" data-start=\"527\" data-end=\"580\">\n<p class=\"\" data-start=\"529\" data-end=\"580\"><strong data-start=\"529\" data-end=\"540\">Design:<\/strong> <span class=\"relative -mx-px my-[-0.2rem] rounded px-px py-[0.2rem] transition-colors duration-100 ease-in-out\">Double triangular pattern with a non-rock three-point suspension system, enhancing stability and safety.<\/span><\/p>\n<\/li>\n<li class=\"\" data-start=\"581\" data-end=\"638\">\n<p class=\"\" data-start=\"583\" data-end=\"638\"><strong data-start=\"583\" data-end=\"598\">Compliance:<\/strong> <span class=\"relative -mx-px my-[-0.2rem] rounded px-px py-[0.2rem] transition-colors duration-100 ease-in-out\">Manufactured to BS:EN124 Class D400 standards, ensuring high performance and safety.<\/span><\/p>\n<\/li>\n<li class=\"\" data-start=\"639\" data-end=\"694\">\n<p class=\"\" data-start=\"641\" data-end=\"694\"><strong data-start=\"641\" data-end=\"654\">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 construction provides strength and resistance to wear and corrosion.<\/span><\/p>\n<\/li>\n<li class=\"\" data-start=\"695\" data-end=\"800\">\n<p class=\"\" data-start=\"697\" data-end=\"800\"><strong data-start=\"697\" data-end=\"714\">Installation:<\/strong> <span class=\"relative -mx-px my-[-0.2rem] rounded px-px py-[0.2rem] transition-colors duration-100 ease-in-out\">Easy to install with a secure fit, suitable for both new and replacement installations.<\/span>\u200b<\/p>\n<\/li>\n<\/ul>\n<h3 data-start=\"807\" data-end=\"822\">Applications<\/h3>\n<p class=\"\" data-start=\"824\" data-end=\"909\"><span class=\"relative -mx-px my-[-0.2rem] rounded px-px py-[0.2rem] transition-colors duration-100 ease-in-out\">Ideal for use in:<\/span><\/p>\n<ul data-start=\"911\" data-end=\"1124\">\n<li class=\"\" data-start=\"911\" data-end=\"952\">\n<p class=\"\" data-start=\"913\" data-end=\"952\"><span class=\"relative -mx-px my-[-0.2rem] rounded px-px py-[0.2rem] transition-colors duration-100 ease-in-out\">Main roads and carriageways.<\/span><\/p>\n<\/li>\n<li class=\"\" data-start=\"953\" data-end=\"994\">\n<p class=\"\" data-start=\"955\" data-end=\"994\"><span class=\"relative -mx-px my-[-0.2rem] rounded px-px py-[0.2rem] transition-colors duration-100 ease-in-out\">Highways and expressways.<\/span><\/p>\n<\/li>\n<li class=\"\" data-start=\"995\" data-end=\"1036\">\n<p class=\"\" data-start=\"997\" data-end=\"1036\"><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 with heavy machinery.<\/span><\/p>\n<\/li>\n<li class=\"\" data-start=\"1037\" data-end=\"1124\">\n<p class=\"\" data-start=\"1039\" data-end=\"1124\"><span class=\"relative -mx-px my-[-0.2rem] rounded px-px py-[0.2rem] transition-colors duration-100 ease-in-out\">Pedestrian zones requiring durable access solutions.<\/span>\u200b<\/p>\n<\/li>\n<\/ul>\n<h3 data-start=\"1131\" data-end=\"1142\">Benefits<\/h3>\n<ul data-start=\"1144\" data-end=\"1450\">\n<li class=\"\" data-start=\"1144\" data-end=\"1206\">\n<p class=\"\" data-start=\"1146\" data-end=\"1206\"><strong data-start=\"1146\" data-end=\"1166\">Enhanced Safety:<\/strong> <span class=\"relative -mx-px my-[-0.2rem] rounded px-px py-[0.2rem] transition-colors duration-100 ease-in-out\">The non-rock design reduces the risk of accidents caused by unstable covers.<\/span><\/p>\n<\/li>\n<li class=\"\" data-start=\"1207\" data-end=\"1274\">\n<p class=\"\" data-start=\"1209\" data-end=\"1274\"><strong data-start=\"1209\" data-end=\"1234\">Long-Term Durability:<\/strong> <span class=\"relative -mx-px my-[-0.2rem] rounded px-px py-[0.2rem] transition-colors duration-100 ease-in-out\">Ductile iron construction ensures a longer service life, even under heavy traffic conditions.<\/span><\/p>\n<\/li>\n<li class=\"\" data-start=\"1275\" data-end=\"1336\">\n<p class=\"\" data-start=\"1277\" data-end=\"1336\"><strong data-start=\"1277\" data-end=\"1296\">Cost-Effective:<\/strong> <span class=\"relative -mx-px my-[-0.2rem] rounded px-px py-[0.2rem] transition-colors duration-100 ease-in-out\">Reduced maintenance and replacement costs due to the cover&#8217;s durability.<\/span><\/p>\n<\/li>\n<li class=\"\" data-start=\"1337\" data-end=\"1450\">\n<p class=\"\" data-start=\"1339\" data-end=\"1450\"><strong data-start=\"1339\" data-end=\"1364\">Compliance Assurance:<\/strong> <span class=\"relative -mx-px my-[-0.2rem] rounded px-px py-[0.2rem] transition-colors duration-100 ease-in-out\">Meets international standards for load-bearing and safety.<\/span><\/p>\n<\/li>\n<\/ul>\n<h3 data-start=\"1457\" data-end=\"1494\">Why Choose Our D400 Manhole Cover?<\/h3>\n<p class=\"\" data-start=\"1496\" data-end=\"1621\"><span class=\"relative -mx-px my-[-0.2rem] rounded px-px py-[0.2rem] transition-colors duration-100 ease-in-out\">Our D400 manhole cover offers a reliable and durable solution for areas with high-speed and heavy traffic.<\/span> <span class=\"relative -mx-px my-[-0.2rem] rounded px-px py-[0.2rem] transition-colors duration-100 ease-in-out\">With its robust design and compliance with international standards, it ensures safety and longevity, making it a cost-effective choice for infrastructure projects.<\/span><\/p>\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>Standards<\/strong>:<\/td>\n<td>EN124<\/td>\n<\/tr>\n<tr>\n<td><strong>Surface Finish<\/strong>:<\/td>\n<td>Anti-slip surface<\/td>\n<\/tr>\n<tr>\n<td><strong>Clear Opening Length (Hinge Side)<\/strong>:<\/td>\n<td>1220 mm<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<table class=\"table mb-0\">\n<tbody>\n<tr>\n<td><strong>Clear Opening Width<\/strong>:<\/td>\n<td>675 mm<\/td>\n<\/tr>\n<tr>\n<td><strong>Flange Outer Length<\/strong>:<\/td>\n<td>1370 mm<\/td>\n<\/tr>\n<tr>\n<td><strong>Flange Outer Width<\/strong>:<\/td>\n<td>825 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>162 kg<\/td>\n<\/tr>\n<tr>\n<td><strong>Cover\/Grating Shape<\/strong>:<\/td>\n<td>Triangular<\/td>\n<\/tr>\n<tr>\n<td><strong>Hinged<\/strong>:<\/td>\n<td>No<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\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":1717,"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-1716","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 v27.7 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>D400 Ductile Iron Manhole Cover 1220x675mm Double Triangular Design - Jingang LuoKaiwei<\/title>\n<meta name=\"description\" content=\"Discover the D400 ductile iron manhole cover with a 1220 x 675 mm clear opening and 100 mm frame height. Engineered for high-speed traffic areas, this durable ductile iron cover ensures safety and longevity.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.ductileironsuppliers.com\/ar\/product\/d400-manhole-cover-1220x675mm-double-triangular-design\/\" \/>\n<meta property=\"og:locale\" content=\"ar_AR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"D400 Ductile Iron Manhole Cover 1220x675mm Double Triangular Design - Jingang LuoKaiwei\" \/>\n<meta property=\"og:description\" content=\"Discover the D400 ductile iron manhole cover with a 1220 x 675 mm clear opening and 100 mm frame height. 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