stainless steel pipe,seamless tube Type:round,square,rectangular Standard:ASTM,A554,A269 Grade:201,304,202, ... #,180#,80#Wall thickness:0.25mm-3mmLength:6m(Customized)Size:Round pipes-Outside diameter(mm)9.5,12.7,16,17 ... ,40x20,48x23,50x15,50x25,60x15,60x30,73x43,75x45,95x45 seamless tube