... , industry instrument Stainless Steel Pipe: 1.Material:201,202,304,316L,430,etc 2.OD:6mm-159mm Thickness:0 ... Mirror,Satin/HL Stainless Steel Pipe: 1.Material:201,202,304,316L,430,etc 2.OD:6mm-159mm Thickness ... and A270, A312Material Grade201 ( Ni 0.8%),202 (Ni 3.5%~4.5%),301(Ni 5%)304 (Ni 8%, Cr 18%),316 ( ... and A270, A312Material Grade201 ( Ni 0.8%),202 (Ni 3.5%~4.5%),301(Ni 5%)304 (Ni 8%, Cr 18%),316 ( ...