structure steel tube manufacture in China OD 2 inch-100inch WT 2-50mm GRB K55 J55 X42 X52 Q 345b PSL1 PSL2AND SO ON Brand namestructure steel tubeTypeSeamless steel pipe,Line pipe ,Casing pipe ,Oil pipe,Spiral steel pipe,Welded steel pipe ERW steel pipe .SpecificationsOD:0-200"WT:0-100mmMaterialGRB 20#,Q345B 45#,J55,K55,X42,X52,X46,X56,X60,PSL1,PSL2Develivery timeStock is available imm.if produce ...
