{"id":1739,"date":"2025-04-18T10:13:24","date_gmt":"2025-04-18T02:13:24","guid":{"rendered":"https:\/\/www.ductileironsuppliers.com\/?post_type=product&#038;p=1739"},"modified":"2025-04-18T10:13:24","modified_gmt":"2025-04-18T02:13:24","slug":"d400-octo-frame-hinged-manhole-cover-o600mm-slam-lock","status":"publish","type":"product","link":"https:\/\/www.ductileironsuppliers.com\/ar\/product\/d400-octo-frame-hinged-manhole-cover-o600mm-slam-lock","title":{"rendered":"\u063a\u0637\u0627\u0621 \u0641\u062a\u062d\u0629 \u0627\u0644\u062a\u0641\u062a\u064a\u0634 \u0627\u0644\u0645\u0641\u0635\u0644\u064a \u0630\u0648 \u0627\u0644\u0625\u0637\u0627\u0631 \u0627\u0644\u062b\u0645\u0627\u0646\u064a D400 \u0628\u0642\u0637\u0631 600 \u0645\u0645 \u0642\u0641\u0644 \u0633\u0644\u0627\u0645\u064a"},"content":{"rendered":"<p class=\"\" data-start=\"262\" data-end=\"899\">This heavy\u2011duty D400 Octo Frame manhole cover is fully certified to BS EN 124:2015 Class D400, supporting up to 400 kN (40 tonnes) of wheel load for highways, urban streets, and car parks. Its octagonal (\u201cOcto\u201d) ductile\u2011iron frame surrounds a \u00d8 600 mm clear opening, enabling easy access for maintenance tools while minimizing excavation. The hinged cover features a self\u2011engaging slam lock that automatically secures upon closure and a 90\u00b0 safety block to prevent accidental drops, significantly enhancing operator safety.<\/p>\n<h2 class=\"\" data-start=\"901\" data-end=\"914\">Overview<\/h2>\n<p class=\"\" data-start=\"915\" data-end=\"1502\">The D400 Octo Frame cover meets the rigorous requirements of BS EN 124:2015 Group 4, with a certified load capacity of 400 kN (40 tonnes) for trafficked areas. Its compact octagonal frame footprint (\u00d8 850 \u00d7 850 mm nominal) simplifies installation in constrained urban environments. The hinged design\u2014with a slam\u2011lock system\u2014automatically engages when the cover is closed, and an integral spring bar locks it at 90\u00b0, preventing unintentional closure during maintenance work.<\/p>\n<h2 class=\"\" data-start=\"1504\" data-end=\"1521\">Key Features<\/h2>\n<ul data-start=\"1522\" data-end=\"3261\">\n<li class=\"\" data-start=\"1522\" data-end=\"1709\">\n<p class=\"\" data-start=\"1524\" data-end=\"1709\"><strong data-start=\"1524\" data-end=\"1567\">BS\u00a0EN\u00a0124:2015 Class\u00a0D400 Certification<\/strong>: Verified to sustain static and dynamic wheel loads up to 400 kN (40 t) per EN 124 Group 4 standards.<\/p>\n<\/li>\n<li class=\"\" data-start=\"1710\" data-end=\"1872\">\n<p class=\"\" data-start=\"1712\" data-end=\"1872\"><strong data-start=\"1712\" data-end=\"1733\">Octo Frame Design<\/strong>: Unique octagonal frame disperses loads evenly, reducing point stresses on surrounding substrates.<\/p>\n<\/li>\n<li class=\"\" data-start=\"1873\" data-end=\"2027\">\n<p class=\"\" data-start=\"1875\" data-end=\"2027\"><strong data-start=\"1875\" data-end=\"1901\">\u00d8\u00a0600\u00a0mm Clear Opening<\/strong>: Standard-sized opening for compatibility with common inspection tools and equipment.<\/p>\n<\/li>\n<li class=\"\" data-start=\"2028\" data-end=\"2208\">\n<p class=\"\" data-start=\"2030\" data-end=\"2208\"><strong data-start=\"2030\" data-end=\"2061\">Hinged Cover with Slam Lock<\/strong>: Self\u2011engaging slam lock secures cover automatically on closure, eliminating the risk of unsecured covers.<\/p>\n<\/li>\n<li class=\"\" data-start=\"2209\" data-end=\"2393\">\n<p class=\"\" data-start=\"2211\" data-end=\"2393\"><strong data-start=\"2211\" data-end=\"2231\">90\u00b0 Safety Block<\/strong>: Cover locks in the open position at 90\u00b0 via an integrated latch, preventing accidental drops and ensuring safe access.<\/p>\n<\/li>\n<li class=\"\" data-start=\"2394\" data-end=\"2574\">\n<p class=\"\" data-start=\"2396\" data-end=\"2574\"><strong data-start=\"2396\" data-end=\"2425\">Ductile Iron Construction<\/strong>: EN GJS\u2011400\u201115 spheroidal graphite cast iron offers high tensile strength and excellent impact resistance.<\/p>\n<\/li>\n<li class=\"\" data-start=\"2575\" data-end=\"2741\">\n<p class=\"\" data-start=\"2577\" data-end=\"2741\"><strong data-start=\"2577\" data-end=\"2598\">Anti\u2011Slip Surface<\/strong>: Raised chequered pattern exceeds PSRV 70 standards for superior traction in wet or oily conditions.<\/p>\n<\/li>\n<li class=\"\" data-start=\"2742\" data-end=\"2913\">\n<p class=\"\" data-start=\"2744\" data-end=\"2913\"><strong data-start=\"2744\" data-end=\"2764\">EPDM Gasket Seal<\/strong>: Continuous neoprene or EPDM seal minimizes noise, odours, and water ingress for environmental protection.<\/p>\n<\/li>\n<li class=\"\" data-start=\"2914\" data-end=\"3083\">\n<p class=\"\" data-start=\"2916\" data-end=\"3083\"><strong data-start=\"2916\" data-end=\"2945\">Optional Security Bolting<\/strong>: Retrofit cam locks or tamper\u2011resistant bolts available to deter theft and unauthorized access.<\/p>\n<\/li>\n<li class=\"\" data-start=\"3084\" data-end=\"3261\">\n<p class=\"\" data-start=\"3086\" data-end=\"3261\"><strong data-start=\"3086\" data-end=\"3115\">Custom Branding &amp; Badging<\/strong>: Incorporate local authority crests, logos, or numbering for clear asset identification and traceability.<\/p>\n<\/li>\n<\/ul>\n<h2 class=\"\" data-start=\"3263\" data-end=\"3292\">Technical Specifications<\/h2>\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=\"3294\" data-end=\"4544\">\n<thead data-start=\"3294\" data-end=\"3373\">\n<tr data-start=\"3294\" data-end=\"3373\">\n<th data-start=\"3294\" data-end=\"3325\">Specification<\/th>\n<th data-start=\"3325\" data-end=\"3373\">Details<\/th>\n<\/tr>\n<\/thead>\n<tbody data-start=\"3454\" data-end=\"4544\">\n<tr data-start=\"3454\" data-end=\"3574\">\n<td class=\"max-w-[calc(var(--thread-content-max-width)*2\/3)]\" data-start=\"3454\" data-end=\"3485\"><strong data-start=\"3456\" data-end=\"3468\">Standard<\/strong><\/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=\"3485\" data-end=\"3574\">BS EN 124:2015 Class D400<\/td>\n<\/tr>\n<tr data-start=\"3575\" data-end=\"3694\">\n<td class=\"max-w-[calc(var(--thread-content-max-width)*2\/3)]\" data-start=\"3575\" data-end=\"3606\"><strong data-start=\"3577\" data-end=\"3600\">Clear Opening (c\/o)<\/strong><\/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=\"3606\" data-end=\"3694\">\u00d8 600 mm<\/td>\n<\/tr>\n<tr data-start=\"3695\" data-end=\"3814\">\n<td class=\"max-w-[calc(var(--thread-content-max-width)*2\/3)]\" data-start=\"3695\" data-end=\"3726\"><strong data-start=\"3697\" data-end=\"3712\">Frame Shape<\/strong><\/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=\"3726\" data-end=\"3814\">Octagonal (\u201cOcto Frame\u201d)<\/td>\n<\/tr>\n<tr data-start=\"3815\" data-end=\"3935\">\n<td class=\"max-w-[calc(var(--thread-content-max-width)*2\/3)]\" data-start=\"3815\" data-end=\"3846\"><strong data-start=\"3817\" data-end=\"3834\">Overall Frame<\/strong><\/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=\"3846\" data-end=\"3935\">\u00d8 850 \u00d7 850 mm (nominal)<\/td>\n<\/tr>\n<tr data-start=\"3936\" data-end=\"4055\">\n<td class=\"max-w-[calc(var(--thread-content-max-width)*2\/3)]\" data-start=\"3936\" data-end=\"3967\"><strong data-start=\"3938\" data-end=\"3954\">Frame Height<\/strong><\/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=\"3967\" data-end=\"4055\">100 mm<\/td>\n<\/tr>\n<tr data-start=\"4056\" data-end=\"4176\">\n<td class=\"max-w-[calc(var(--thread-content-max-width)*2\/3)]\" data-start=\"4056\" data-end=\"4087\"><strong data-start=\"4058\" data-end=\"4070\">Material<\/strong><\/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=\"4087\" data-end=\"4176\">Ductile Iron (EN GJS\u2011400\u201115)<\/td>\n<\/tr>\n<tr data-start=\"4177\" data-end=\"4297\">\n<td class=\"max-w-[calc(var(--thread-content-max-width)*2\/3)]\" data-start=\"4177\" data-end=\"4208\"><strong data-start=\"4179\" data-end=\"4196\">Load Capacity<\/strong><\/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=\"4208\" data-end=\"4297\">400\u00a0kN (40\u00a0tonnes)<\/td>\n<\/tr>\n<tr data-start=\"4298\" data-end=\"4423\">\n<td class=\"max-w-[calc(var(--thread-content-max-width)*2\/3)]\" data-start=\"4298\" data-end=\"4329\"><strong data-start=\"4300\" data-end=\"4320\">Coating &amp; Finish<\/strong><\/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=\"4329\" data-end=\"4423\">Bitumen or Epoxy paint; optional black powder coat<\/td>\n<\/tr>\n<tr data-start=\"4424\" data-end=\"4544\">\n<td class=\"max-w-[calc(var(--thread-content-max-width)*2\/3)]\" data-start=\"4424\" data-end=\"4455\"><strong data-start=\"4426\" data-end=\"4439\">Seal Type<\/strong><\/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=\"4455\" data-end=\"4544\">Continuous EPDM or Neoprene gasket<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<\/div>\n<h2 class=\"\" data-start=\"4546\" data-end=\"4573\">Benefits for End Users<\/h2>\n<p class=\"\" data-start=\"4574\" data-end=\"5122\">Durability and longevity are assured: the ductile\u2011iron construction resists corrosion and deformation, with an expected service life exceeding 20 years even under heavy traffic. The slam lock and safety block reduce maintenance risks and liability by preventing unexpected cover movement. An anti\u2011slip surface ensures safe pedestrian and vehicular passage, while the gasket seal minimizes noise and odour for urban environments.<\/p>\n<h2 class=\"\" data-start=\"5124\" data-end=\"5155\">Installation &amp; Maintenance<\/h2>\n<p class=\"\" data-start=\"5156\" data-end=\"5626\">The drop\u2011in Octo Frame self\u2011aligns in a prepared recess for a fast, accurate, and flush installation. No special tools are required for locking\u2014the slam lock engages automatically\u2014further simplifying field operations. Routine maintenance involves quick inspections of the hinge, latch, and gasket, typically completed in minutes to minimize downtime.<\/p>\n<h2 class=\"\" data-start=\"5628\" data-end=\"5663\">Compliance &amp; Quality Assurance<\/h2>\n<p class=\"\" data-start=\"5664\" data-end=\"6012\">Manufactured in ISO 9001\u2011certified foundries and rigorously tested by UKAS\u2011accredited laboratories for load, slip, and fatigue performance. CE\u2011marked and BSI Kitemark certified where applicable, it meets or exceeds all relevant European and national highway standards.<\/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>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>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>52 kg<\/td>\n<\/tr>\n<tr>\n<td><strong>Mass Per Unit Area<\/strong>:<\/td>\n<td>114 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>650 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<\/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 Spring Latch<\/strong>:<\/td>\n<td>2<\/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<\/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":1740,"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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Ductile iron, anti\u2011slip surface, EPDM seal\u2014BS\u00a0EN\u00a0124:2015 compliant.\" \/>\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-octo-frame-hinged-manhole-cover-o600mm-slam-lock\/\" \/>\n<meta property=\"og:locale\" content=\"ar_AR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"D400 Octo Frame Hinged Manhole Cover \u00d8600mm Slam Lock - Jingang LuoKaiwei\" \/>\n<meta property=\"og:description\" content=\"Heavy\u2011duty D400 Octo Frame manhole cover (\u00d8\u00a0600\u00a0mm clear opening) with self\u2011engaging slam lock and 90\u00b0 safety block. 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