{"id":1763,"date":"2025-04-18T13:52:55","date_gmt":"2025-04-18T05:52:55","guid":{"rendered":"https:\/\/www.ductileironsuppliers.com\/?post_type=product&#038;p=1763"},"modified":"2025-04-18T13:52:55","modified_gmt":"2025-04-18T05:52:55","slug":"d400-hinged-square-manhole-cover-o800-mm-clear-opening","status":"publish","type":"product","link":"https:\/\/www.ductileironsuppliers.com\/ar\/product\/d400-hinged-square-manhole-cover-o800-mm-clear-opening","title":{"rendered":"\u063a\u0637\u0627\u0621 \u0641\u062a\u062d\u0629 \u0627\u0644\u0641\u062a\u062d\u0629 \u0627\u0644\u0645\u0631\u0628\u0639 \u0627\u0644\u0645\u0641\u0635\u0644\u064a D400 - \u0641\u062a\u062d\u0629 \u0634\u0641\u0627\u0641\u0629 \u0628\u0642\u0637\u0631 800 \u0645\u0645"},"content":{"rendered":"<p class=\"\" data-start=\"279\" data-end=\"398\"><span class=\"relative -mx-px my-[-0.2rem] rounded px-px py-[0.2rem] transition-colors duration-100 ease-in-out\">Designed for the most demanding traffic conditions, the D400 hinged square manhole cover offers a robust and reliable solution for urban roads, highways, and industrial areas.<\/span> <span class=\"relative -mx-px my-[-0.2rem] rounded px-px py-[0.2rem] transition-colors duration-100 ease-in-out\">With a clear opening of 800 mm and compliance with EN124:2015 standards, this cover ensures safety, durability, and ease of access for maintenance operations.<\/span>\u200b<\/p>\n<h3 class=\"\" data-start=\"400\" data-end=\"416\">Key Features<\/h3>\n<ul data-start=\"418\" data-end=\"938\">\n<li class=\"\" data-start=\"418\" data-end=\"515\">\n<p class=\"\" data-start=\"420\" data-end=\"515\"><strong data-start=\"420\" data-end=\"433\">Material:<\/strong> <span class=\"relative -mx-px my-[-0.2rem] rounded px-px py-[0.2rem] transition-colors duration-100 ease-in-out\">Crafted from high-quality ductile iron, providing exceptional strength and resistance to corrosion.<\/span>\u200b<\/p>\n<\/li>\n<li class=\"\" data-start=\"517\" data-end=\"614\">\n<p class=\"\" data-start=\"519\" data-end=\"614\"><strong data-start=\"519\" data-end=\"530\">Design:<\/strong> <span class=\"relative -mx-px my-[-0.2rem] rounded px-px py-[0.2rem] transition-colors duration-100 ease-in-out\">The square frame with a hinged cover facilitates easy access while maintaining structural integrity under heavy loads.<\/span>\u200b<\/p>\n<\/li>\n<li class=\"\" data-start=\"616\" data-end=\"724\">\n<p class=\"\" data-start=\"618\" data-end=\"724\"><strong data-start=\"618\" data-end=\"638\">Load Class D400:<\/strong> <span class=\"relative -mx-px my-[-0.2rem] rounded px-px py-[0.2rem] transition-colors duration-100 ease-in-out\">Certified to withstand loads up to 40 tonnes, making it suitable for areas with heavy vehicular traffic.<\/span>\u200b<\/p>\n<\/li>\n<li class=\"\" data-start=\"726\" data-end=\"833\">\n<p class=\"\" data-start=\"728\" data-end=\"833\"><strong data-start=\"728\" data-end=\"747\">Surface Finish:<\/strong> <span class=\"relative -mx-px my-[-0.2rem] rounded px-px py-[0.2rem] transition-colors duration-100 ease-in-out\">Features a non-slip surface to enhance safety for pedestrians and vehicles.<\/span>\u200b<\/p>\n<\/li>\n<li class=\"\" data-start=\"835\" data-end=\"938\">\n<p class=\"\" data-start=\"837\" data-end=\"938\"><strong data-start=\"837\" data-end=\"852\">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 standard, ensuring reliability and quality assurance.<\/span>\u200b<\/p>\n<\/li>\n<\/ul>\n<h3 class=\"\" data-start=\"940\" data-end=\"956\">Applications<\/h3>\n<p class=\"\" data-start=\"958\" data-end=\"1043\"><span class=\"relative -mx-px my-[-0.2rem] rounded px-px py-[0.2rem] transition-colors duration-100 ease-in-out\">Ideal for installation in:<\/span>\u200b<\/p>\n<ul data-start=\"1045\" data-end=\"1399\">\n<li class=\"\" data-start=\"1045\" data-end=\"1132\">\n<p class=\"\" data-start=\"1047\" data-end=\"1132\"><span class=\"relative -mx-px my-[-0.2rem] rounded px-px py-[0.2rem] transition-colors duration-100 ease-in-out\">Urban and rural roadways<\/span>\u200b<\/p>\n<\/li>\n<li class=\"\" data-start=\"1134\" data-end=\"1221\">\n<p class=\"\" data-start=\"1136\" data-end=\"1221\"><span class=\"relative -mx-px my-[-0.2rem] rounded px-px py-[0.2rem] transition-colors duration-100 ease-in-out\">Industrial and commercial facilities<\/span>\u200b<\/p>\n<\/li>\n<li class=\"\" data-start=\"1223\" data-end=\"1310\">\n<p class=\"\" data-start=\"1225\" data-end=\"1310\"><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=\"1312\" data-end=\"1399\">\n<p class=\"\" data-start=\"1314\" data-end=\"1399\"><span class=\"relative -mx-px my-[-0.2rem] rounded px-px py-[0.2rem] transition-colors duration-100 ease-in-out\">Utility and service access points<\/span>\u200b<\/p>\n<\/li>\n<\/ul>\n<h3 class=\"\" data-start=\"1401\" data-end=\"1413\">Benefits<\/h3>\n<ul data-start=\"1415\" data-end=\"1829\">\n<li class=\"\" data-start=\"1415\" data-end=\"1518\">\n<p class=\"\" data-start=\"1417\" data-end=\"1518\"><strong data-start=\"1417\" data-end=\"1432\">Durability:<\/strong> <span class=\"relative -mx-px my-[-0.2rem] rounded px-px py-[0.2rem] transition-colors duration-100 ease-in-out\">Engineered to endure harsh environmental conditions and heavy usage over time.<\/span>\u200b<\/p>\n<\/li>\n<li class=\"\" data-start=\"1520\" data-end=\"1619\">\n<p class=\"\" data-start=\"1522\" data-end=\"1619\"><strong data-start=\"1522\" data-end=\"1533\">Safety:<\/strong> <span class=\"relative -mx-px my-[-0.2rem] rounded px-px py-[0.2rem] transition-colors duration-100 ease-in-out\">Designed with features that minimize the risk of accidents during access and maintenance.<\/span>\u200b<\/p>\n<\/li>\n<li class=\"\" data-start=\"1621\" data-end=\"1724\">\n<p class=\"\" data-start=\"1623\" data-end=\"1724\"><strong data-start=\"1623\" data-end=\"1638\">Efficiency:<\/strong> <span class=\"relative -mx-px my-[-0.2rem] rounded px-px py-[0.2rem] transition-colors duration-100 ease-in-out\">The hinged design facilitates quick and easy access, reducing downtime during inspections and repairs.<\/span>\u200b<\/p>\n<\/li>\n<li class=\"\" data-start=\"1726\" data-end=\"1829\">\n<p class=\"\" data-start=\"1728\" data-end=\"1829\"><strong data-start=\"1728\" data-end=\"1743\">Compliance:<\/strong> <span class=\"relative -mx-px my-[-0.2rem] rounded px-px py-[0.2rem] transition-colors duration-100 ease-in-out\">Adheres to recognized standards, ensuring compatibility with global infrastructure requirements.<\/span>\u200b<\/p>\n<\/li>\n<\/ul>\n<h3 class=\"\" data-start=\"1831\" data-end=\"1849\">Specifications<\/h3>\n<ul data-start=\"1851\" data-end=\"2378\">\n<li class=\"\" data-start=\"1851\" data-end=\"1957\">\n<p class=\"\" data-start=\"1853\" data-end=\"1957\"><strong data-start=\"1853\" data-end=\"1871\">Clear Opening:<\/strong> <span class=\"relative -mx-px my-[-0.2rem] rounded px-px py-[0.2rem] transition-colors duration-100 ease-in-out\">800 mm.<\/span>\u200b<\/p>\n<\/li>\n<li class=\"\" data-start=\"1959\" data-end=\"2063\">\n<p class=\"\" data-start=\"1961\" data-end=\"2063\"><strong data-start=\"1961\" data-end=\"1977\">Frame Shape:<\/strong> <span class=\"relative -mx-px my-[-0.2rem] rounded px-px py-[0.2rem] transition-colors duration-100 ease-in-out\">Square.<\/span>\u200b<\/p>\n<\/li>\n<li class=\"\" data-start=\"2065\" data-end=\"2166\">\n<p class=\"\" data-start=\"2067\" data-end=\"2166\"><strong data-start=\"2067\" data-end=\"2080\">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>\u200b<\/p>\n<\/li>\n<li class=\"\" data-start=\"2168\" data-end=\"2274\">\n<p class=\"\" data-start=\"2170\" data-end=\"2274\"><strong data-start=\"2170\" data-end=\"2188\">Load Capacity:<\/strong> <span class=\"relative -mx-px my-[-0.2rem] rounded px-px py-[0.2rem] transition-colors duration-100 ease-in-out\">D400 (up to 40 tonnes).<\/span>\u200b<\/p>\n<\/li>\n<li class=\"\" data-start=\"2276\" data-end=\"2378\">\n<p class=\"\" data-start=\"2278\" data-end=\"2378\"><strong data-start=\"2278\" data-end=\"2292\">Standards:<\/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 class=\"\" data-start=\"2380\" data-end=\"2394\">Conclusion<\/h3>\n<p class=\"\" data-start=\"2396\" data-end=\"2521\"><span class=\"relative -mx-px my-[-0.2rem] rounded px-px py-[0.2rem] transition-colors duration-100 ease-in-out\">The D400 hinged square manhole cover is a reliable and efficient solution for access points in high-traffic areas.<\/span> <span class=\"relative -mx-px my-[-0.2rem] rounded px-px py-[0.2rem] transition-colors duration-100 ease-in-out\">Its robust construction, safety features, and compliance with international standards make it an excellent choice for infrastructure projects requiring durable and accessible manhole covers.<\/span><\/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>Packaging Qty<\/strong>:<\/td>\n<td>5<\/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<\/strong>:<\/td>\n<td>800 mm<\/td>\n<\/tr>\n<tr>\n<td><strong>Flange Outer Length<\/strong>:<\/td>\n<td>1000 mm<\/td>\n<\/tr>\n<tr>\n<td><strong>Flange Outer Width<\/strong>:<\/td>\n<td>1000 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>120 kg<\/td>\n<\/tr>\n<tr>\n<td><strong>Mass Per Unit Area<\/strong>:<\/td>\n<td>150 kg<\/td>\n<\/tr>\n<tr>\n<td><strong>Watertight<\/strong>:<\/td>\n<td>No<\/td>\n<\/tr>\n<tr>\n<td><strong>Cover\/Grating Shape<\/strong>:<\/td>\n<td>Round<\/td>\n<\/tr>\n<tr>\n<td><strong>Cover Diameter<\/strong>:<\/td>\n<td>868 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>Hatch Cover\/Grating Qty<\/strong>:<\/td>\n<td>1<\/td>\n<\/tr>\n<tr>\n<td><strong>Cover Security Block Angle<\/strong>:<\/td>\n<td>90<\/td>\n<\/tr>\n<tr>\n<td><strong>Hinged<\/strong>:<\/td>\n<td>Yes<\/td>\n<\/tr>\n<tr>\n<td><strong>Hinge Type<\/strong>:<\/td>\n<td>B PK<\/td>\n<\/tr>\n<tr>\n<td><strong>Lock Type<\/strong>:<\/td>\n<td>Spring Latch<\/td>\n<\/tr>\n<tr>\n<td><strong>Number of Locking<\/strong>:<\/td>\n<td>3<\/td>\n<\/tr>\n<tr>\n<td><strong>Number of Spring Latch<\/strong>:<\/td>\n<td>3<\/td>\n<\/tr>\n<tr>\n<td><strong>Opening Direction<\/strong>:<\/td>\n<td>Vertical<\/td>\n<\/tr>\n<tr>\n<td><strong>Gasket Installed<\/strong>:<\/td>\n<td>Yes<\/td>\n<\/tr>\n<tr>\n<td><strong>Frame Style<\/strong>:<\/td>\n<td>Monoblock as Cast<\/td>\n<\/tr>\n<tr>\n<td><strong>Frame Shape on Vertical Section<\/strong>:<\/td>\n<td>Flat<\/td>\n<\/tr>\n<tr>\n<td><strong>Frame Surface Protection By<\/strong>:<\/td>\n<td>Water-Based Paint<\/td>\n<\/tr>\n<tr>\n<td><strong>Nb Anchoring Hole<\/strong>:<\/td>\n<td>4<\/td>\n<\/tr>\n<tr>\n<td><strong>Installation Type<\/strong>:<\/td>\n<td>With Concrete<\/td>\n<\/tr>\n<tr>\n<td><strong>Diameter Anchoring hole<\/strong>:<\/td>\n<td>19.9898 mm<\/td>\n<\/tr>\n<tr>\n<td><strong>Handling Key<\/strong>:<\/td>\n<td>Hook Handle \/ 517082<\/td>\n<\/tr>\n<tr>\n<td><strong>Locking Key<\/strong>:<\/td>\n<td>CLE OTC N \/ 515485<\/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<\/div>\n","protected":false},"featured_media":1764,"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-1763","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 v27.6 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>D400 Hinged Square Manhole Cover \u2013 \u00d8800mm Clear Opening - Jingang LuoKaiwei<\/title>\n<meta name=\"description\" content=\"Explore the D400 hinged square manhole cover with an 800 mm clear opening, engineered for heavy traffic areas. 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