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ISO9001 Cast Iron Manhole Covers Rectangular Drain Cover Ductile Iron Sewer Covers Product Application :Manhole covers are manufactured for road construction, natural gas, water supply and drainage, telecommunications. Manhole covers and gratings should be smooth, n...
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Square sewer cover cast iron manhole cover 750x750mm manhole cover Product Parameters Name Manhole Covers Material Ductile iron grade 500-7 in accordance with ISO 9001 Standard BS EN124-2: 2015 Certificate ISO9001, SGS, BSI Kitemark External coating Bitumen or a...
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buy round sewer ductile cast iron manhole cover and frame Product Description Material: ductile iron, cast iron Size: 200mm~1000mm Standard: EN124 Loading Pressure: A15, B125, C250, D400, E600 Coating: black bitumen coated Type: round, square Color: black, grey, etc App...
Ocsun Cast Iron Access Covers Manufacturers 300x300LD-S 348X345 Overall Cover Size Square Composite Manhole Cover China Solid Top Sewer Composite Manhole Cover Product Description Ductile Iron Cast Access Covers with ISO, EN Standard.Type: Solid Top Class: B Load capacity...
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