good quality stainless steel pipe in China 1.Max.diameter: 300mm 2.WD:Sch5-Sch80(1 ... A106,ASME B36.API 5L good quality stainless steel pipe in China factory viewSteel pipe manufacturing process1. step2.step3.stepend producttechnical detection Type ... X56,P11,ST37,ST45.8,ST52,S235JR,STP40Packaging:painting black, pipe cap, steel strips bundled.Applications:Petroleum;construction;shipbuilding;smelting; ...