Stainless Steel Round Tube for furniture,handle,machine making ect Thickness:0.3~3.0mm OD:10~127mm Welded type:TIG ASTM-A554 From the nature, To the excellence. NameStainless Steel Round Tube / PipeStandardASTM A312, A249,A269 and A270,A554Material Grade201,202,304,316,316L,430Main Material a) 201 (Ni0.8%-1%) b) 202 (Ni: 3.5%-4.5%)c) 304 (Ni: 8% Cr: 18%)d) 316 (Ni: 10% Cr: 18%)Size Range9.53mm- ...