China ISO 2531 K7 K9 Ductile Cast Iron Pipes DN40
Name | Ductile iron water supply pipe |
Material | C, Si, Mn, P, S, Mg |
Length | 6m or customized |
Color | Black |
Advantage | Anti-corrosion; Various types; Anti-infiltration; Anti-aging; Good duralbility |
Processing | pitch coated outside, Cement mortar lining |