{"id":1649,"date":"2025-04-17T10:37:57","date_gmt":"2025-04-17T02:37:57","guid":{"rendered":"https:\/\/www.ductileironsuppliers.com\/?post_type=product&#038;p=1649"},"modified":"2025-04-17T17:08:07","modified_gmt":"2025-04-17T09:08:07","slug":"d400-manhole-cover-en1242015-locked-octo-frame-o-600mm","status":"publish","type":"product","link":"https:\/\/www.ductileironsuppliers.com\/ar\/product\/d400-manhole-cover-en1242015-locked-octo-frame-o-600mm","title":{"rendered":"\u063a\u0637\u0627\u0621 \u0641\u062a\u062d\u0629 \u0627\u0644\u062a\u0641\u062a\u064a\u0634 D400 \u063a\u0637\u0627\u0621 \u0641\u062a\u062d\u0629 \u0627\u0644\u062a\u0641\u062a\u064a\u0634 EN124:2015 \u0625\u0637\u0627\u0631 OCTO \u0645\u063a\u0644\u0642 \u0628\u0625\u0637\u0627\u0631 D400 - \u0642\u0637\u0631 600 \u0645\u0645"},"content":{"rendered":"<p class=\"\" data-start=\"232\" data-end=\"1433\">This D400 circular manhole cover assembly features an eight\u2011sided (octagonal) ductile\u2011iron frame with a locked cover, engineered to withstand a 400 kN (40 tonne) test load for carriageways, highways, and other heavy\u2011traffic areas. Crafted from GGG500\/7 grade nodular iron per EN 1563\/ISO 1083, it delivers high tensile strength (\u2265 500 MPa) and exceptional impact resistance under repeated wheel loads. Precision machining and a three\u2011point suspension ensure a flush, non\u2011rock fit, while the integrated locking system secures the cover against unauthorized access and enhances site safety. With a 600 mm clear opening (cover \u00d8 625 mm) housed in an octagonal frame of \u00d8 820 \u00d7 100 mm, and weighing approx. 46 kg, this assembly balances robustness with manageable handling during installation and maintenance. A standard 30 \u00b5m bitumen coating (optional epoxy finish) protects against corrosion, and third\u2011party certification (BSI Kitemark, ISO 9001, SGS, BV) guarantees consistent quality and regulatory compliance.<\/p>\n<h3 data-start=\"1435\" data-end=\"1463\">Material &amp; Construction<\/h3>\n<ul data-start=\"1464\" data-end=\"2340\">\n<li class=\"\" data-start=\"1464\" data-end=\"1731\">\n<p class=\"\" data-start=\"1466\" data-end=\"1731\"><strong data-start=\"1466\" data-end=\"1488\">Ductile Iron Grade<\/strong><br data-start=\"1488\" data-end=\"1491\" \/>Manufactured from GGG500\/7 nodular (ductile) iron per EN 1563 \/ ISO 1083, providing a minimum tensile strength of 500 MPa and proof stress of 320 MPa for outstanding durability under cyclic loading.<\/p>\n<\/li>\n<li class=\"\" data-start=\"1732\" data-end=\"1949\">\n<p class=\"\" data-start=\"1734\" data-end=\"1949\"><strong data-start=\"1734\" data-end=\"1753\">Octagonal Frame<\/strong><br data-start=\"1753\" data-end=\"1756\" \/>Eight\u2011sided frame geometry optimizes load distribution into surrounding pavement and provides clear reference points for alignment during installation.<\/p>\n<\/li>\n<li class=\"\" data-start=\"1950\" data-end=\"2162\">\n<p class=\"\" data-start=\"1952\" data-end=\"2162\"><strong data-start=\"1952\" data-end=\"1968\">Locked Cover<\/strong><br data-start=\"1968\" data-end=\"1971\" \/>Integrated locking mechanism prevents unauthorized opening and enhances security, with positive engagement even under vibration from passing traffic.<\/p>\n<\/li>\n<li class=\"\" data-start=\"2163\" data-end=\"2340\">\n<p class=\"\" data-start=\"2165\" data-end=\"2340\"><strong data-start=\"2165\" data-end=\"2186\">Suspension System<\/strong><br data-start=\"2186\" data-end=\"2189\" \/>Three\u2011point suspension ensures non\u2011rock performance and facilitates straightforward lift\u2011out for maintenance.<\/p>\n<\/li>\n<\/ul>\n<h3 data-start=\"2342\" data-end=\"2371\">Technical Specifications<\/h3>\n<div class=\"group pointer-events-none relative flex justify-center *:pointer-events-auto\">\n<p>&nbsp;<\/p>\n<div class=\"tableContainer horzScrollShadows relative\">\n<table class=\"min-w-full\" data-start=\"2372\" data-end=\"3322\">\n<thead data-start=\"2372\" data-end=\"2445\">\n<tr data-start=\"2372\" data-end=\"2445\">\n<th data-start=\"2372\" data-end=\"2398\">Specification<\/th>\n<th data-start=\"2398\" data-end=\"2445\">Details<\/th>\n<\/tr>\n<\/thead>\n<tbody data-start=\"2520\" data-end=\"3322\">\n<tr data-start=\"2520\" data-end=\"2632\">\n<td class=\"max-w-[calc(var(--thread-content-max-width)*2\/3)]\" data-start=\"2520\" data-end=\"2546\">Clear Opening<\/td>\n<td class=\"max-w-[calc(var(--thread-content-max-width)*2\/3)] min-w-[calc(var(--thread-content-max-width)\/3)]\" data-start=\"2546\" data-end=\"2632\">\u00d8 600 mm<\/td>\n<\/tr>\n<tr data-start=\"2633\" data-end=\"2747\">\n<td class=\"max-w-[calc(var(--thread-content-max-width)*2\/3)]\" data-start=\"2633\" data-end=\"2659\">Cover Diameter<\/td>\n<td class=\"max-w-[calc(var(--thread-content-max-width)*2\/3)] min-w-[calc(var(--thread-content-max-width)\/3)]\" data-start=\"2659\" data-end=\"2747\">\u00d8 625 mm<\/td>\n<\/tr>\n<tr data-start=\"2748\" data-end=\"2862\">\n<td class=\"max-w-[calc(var(--thread-content-max-width)*2\/3)]\" data-start=\"2748\" data-end=\"2774\">Frame Outer Diameter<\/td>\n<td class=\"max-w-[calc(var(--thread-content-max-width)*2\/3)] min-w-[calc(var(--thread-content-max-width)\/3)]\" data-start=\"2774\" data-end=\"2862\">\u00d8 820 \u00d7 100 mm (Depth)<\/td>\n<\/tr>\n<tr data-start=\"2863\" data-end=\"2977\">\n<td class=\"max-w-[calc(var(--thread-content-max-width)*2\/3)]\" data-start=\"2863\" data-end=\"2889\">Load Class<\/td>\n<td class=\"max-w-[calc(var(--thread-content-max-width)*2\/3)] min-w-[calc(var(--thread-content-max-width)\/3)]\" data-start=\"2889\" data-end=\"2977\">D400 (400 kN \/ 40 t)<\/td>\n<\/tr>\n<tr data-start=\"2978\" data-end=\"3092\">\n<td class=\"max-w-[calc(var(--thread-content-max-width)*2\/3)]\" data-start=\"2978\" data-end=\"3004\">Assembly Weight<\/td>\n<td class=\"max-w-[calc(var(--thread-content-max-width)*2\/3)] min-w-[calc(var(--thread-content-max-width)\/3)]\" data-start=\"3004\" data-end=\"3092\">Approx. 46 kg<\/td>\n<\/tr>\n<tr data-start=\"3093\" data-end=\"3207\">\n<td class=\"max-w-[calc(var(--thread-content-max-width)*2\/3)]\" data-start=\"3093\" data-end=\"3119\">Material Standard<\/td>\n<td class=\"max-w-[calc(var(--thread-content-max-width)*2\/3)] min-w-[calc(var(--thread-content-max-width)\/3)]\" data-start=\"3119\" data-end=\"3207\">EN 1563 \/ ISO 1083 GGG500\/7<\/td>\n<\/tr>\n<tr data-start=\"3208\" data-end=\"3322\">\n<td class=\"max-w-[calc(var(--thread-content-max-width)*2\/3)]\" data-start=\"3208\" data-end=\"3234\">Coating<\/td>\n<td class=\"max-w-[calc(var(--thread-content-max-width)*2\/3)] min-w-[calc(var(--thread-content-max-width)\/3)]\" data-start=\"3234\" data-end=\"3322\">30 \u00b5m bitumen (standard); epoxy optional<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<\/div>\n<h3 data-start=\"3324\" data-end=\"3349\">Quality &amp; Compliance<\/h3>\n<ul data-start=\"3350\" data-end=\"3929\">\n<li class=\"\" data-start=\"3350\" data-end=\"3515\">\n<p class=\"\" data-start=\"3352\" data-end=\"3515\"><strong data-start=\"3352\" data-end=\"3365\">Standards<\/strong><br data-start=\"3365\" data-end=\"3368\" \/>Engineered and load\u2011tested to BS EN 124:2015 (Group 4 \/ D400) for vehicular access covers and gratings.<\/p>\n<\/li>\n<li class=\"\" data-start=\"3516\" data-end=\"3724\">\n<p class=\"\" data-start=\"3518\" data-end=\"3724\"><strong data-start=\"3518\" data-end=\"3535\">Certification<\/strong><br data-start=\"3535\" data-end=\"3538\" \/>Accredited with the BSI Kitemark, ISO 9001 quality management, SGS and Bureau Veritas audits for batch traceability and regulatory conformity.<\/p>\n<\/li>\n<li class=\"\" data-start=\"3725\" data-end=\"3929\">\n<p class=\"\" data-start=\"3727\" data-end=\"3929\"><strong data-start=\"3727\" data-end=\"3751\">Corrosion Resistance<\/strong><br data-start=\"3751\" data-end=\"3754\" \/>Black bitumen coating meets CD 534 requirements; optional epoxy finish available for coastal or chemically aggressive environments.<\/p>\n<\/li>\n<\/ul>\n<h3 data-start=\"3931\" data-end=\"3959\">Applications &amp; Benefits<\/h3>\n<p class=\"\" data-start=\"3960\" data-end=\"4007\">This locked OCTO frame assembly is ideal for:<\/p>\n<ul data-start=\"4008\" data-end=\"4688\">\n<li class=\"\" data-start=\"4008\" data-end=\"4153\">\n<p class=\"\" data-start=\"4010\" data-end=\"4153\"><strong data-start=\"4010\" data-end=\"4035\">High\u2011Traffic Roadways<\/strong>: Main roads, highways, and industrial estates requiring 40 t load capacity.<\/p>\n<\/li>\n<li class=\"\" data-start=\"4154\" data-end=\"4328\">\n<p class=\"\" data-start=\"4156\" data-end=\"4328\"><strong data-start=\"4156\" data-end=\"4180\">Secure Access Points<\/strong>: Utility vaults, communication chambers, and critical infrastructure that demand tamper\u2011resistant covers.<\/p>\n<\/li>\n<li class=\"\" data-start=\"4329\" data-end=\"4521\">\n<p class=\"\" data-start=\"4331\" data-end=\"4521\"><strong data-start=\"4331\" data-end=\"4356\">Efficient Maintenance<\/strong>: Three\u2011point suspension and manageable leaf weights simplify on\u2011site removal and replacement, reducing traffic disruption.<\/p>\n<\/li>\n<li class=\"\" data-start=\"4522\" data-end=\"4688\">\n<p class=\"\" data-start=\"4524\" data-end=\"4688\"><strong data-start=\"4524\" data-end=\"4548\">Long\u2011Term Durability<\/strong>: Ductile iron and protective coatings minimize life\u2011cycle costs through extended service intervals.<\/p>\n<\/li>\n<\/ul>\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>10<\/td>\n<\/tr>\n<tr>\n<td><strong>Product Type<\/strong>:<\/td>\n<td>Access Covers<\/td>\n<\/tr>\n<tr>\n<td><strong>Product Ranges<\/strong>:<\/td>\n<td>MAESTRO RANGE<\/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>600 mm<\/td>\n<\/tr>\n<tr>\n<td><strong>Flange Outer Diameter<\/strong>:<\/td>\n<td>850 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>71 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<\/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>Cover Diameter<\/strong>:<\/td>\n<td>668 mm<\/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>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>20 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<\/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":1650,"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-1649","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 Manhole Cover EN124:2015 Locked OCTO Frame \u2013 \u00d8\u00a0600mm - Jingang LuoKaiwei<\/title>\n<meta name=\"description\" content=\"Discover our BS\u00a0EN\u00a0124:2015 D400 manhole cover with locked OCTO frame (\u00d8\u00a0600\u00a0mm clear opening) in GGG500\/7 ductile iron, featuring three\u2011point suspension, tamper\u2011resistant lock, and corrosion\u2011resistant coating\u2014engineered for heavy\u2011traffic and secure\u2011access applications.\" \/>\n<meta name=\"robots\" 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