1.material:grey iron, ductile iron 2.sand casting 3.ISO9001:2000 4.different sizes or as per customers'request 26kgs
Ductile cast iron manhole cover.
Supplier: Ductile Iron Manhole Cover And Frame
Standerds of Products: EN 124 class A15 to F900; ASTM A48 cladss 20 to 35 type A&B; ASTM A536 60-40-15 to 65-45-12; DIN 1691 GG10 to GG25, EN GJG 500-7/GGG 50; AST 150-T400.
Supplier: Ductile iron manhole cover and frames
The Ductile Cast iron Manhole Covers and frames and gully and grate which are produced by our company with below advantages: ----Security,prevent the cover being stolen ---- noise. ----High load-bearing ----corrosion resistance ----Safe 1. .According to BS EN124:1994, 2. The material grade: GGG500/7, 3.Coating: black bitumen,epoxy powder. 4:Ductile iron manhole covers and gully grates are divided into the following classes: A15, B125, C250, D400, E600 and F900.
The Ductile Cast iron Manhole Covers and frames and gully and grate which are produced by our company with below advantages: ----Security,prevent the cover being stolen ---- noise. ----High load-bearing ----corrosion resistance ----Safe 1. .According to BS EN124:1994, 2. The material grade: GGG500/7, 3.Coating: black bitumen,epoxy powder. 4:Ductile iron manhole covers and gully grates are divided into the following classes: A15, B125, C250, D400, E600 and F900.