1.Stainless steel pipes and tubes 201,202,301,304,316,etc 2.Stainless steel tubing for stairs,handrails,engineer projects NameStainless Steel pipeStandardASTM A554, A249, A269 and A270, A312Material Grade201 ( Ni 0.8%),202 (Ni 3.5%~4.5%),301(Ni 5%)304 (Ni 8%, Cr 18%),316 (Ni 10%, Cr 18%),316L (Ni10%~14%),430Outer Diameter6mm--159mmThickness0.3mm - 3.0mmLength6m or as customers' request Tolerancea ...