... steel,alloy steelBrandRKColorbrownDiameter≥80mm(can be customized)Thickness of wear resistant layer as customer's requirementThickness of pipe wall ... customizedHardness HRC57-62Standard DIN,GBCertificates ISO9001:2000Specifications (base layer+wear resistant layer) 5+3,6+3,8+3,5+ ... machinery,construction machinery,etc.Payment termsL/C,TT,D/P,Western unionDelivery time15 days after receipt of L/C or ...