... , high strength low alloy, structural steel for bridge, structuralsteel for shipstainless steel production:The details of my companyThe stainless steel sheet/coil/stripstandardASTM,GBmaterial201,202,301 ... Hairline,aid pickling and so onProduction technologySeamless steel pipeWelded steel pipeSurface treatmentPolishing or notThe stainless steel barstandardASTM,GBmaterial201,202,301,304,316,316L,316LN ...