304 stainless steel pipe 1.Material:201,202,304,316L,etc 2.OD: ... .25-3.0mm 3.Surface:Mirror,Satin/HL 304 stainless steel pipe NameStainless Steel pipeStandardASTM A554, A249, A269 and A270, A312Material Grade201 ( Ni ... Hengcheng Steel Co.,ltd. is located in Qingdao City, Shandong Province,China,and is a group of steel enterprise, our main products are steel pipe, steel ...