stainless steel welded pipe OD:6-159mm thickness:0.17-3mm Surface:180#,240#,320#,400#,600#,Satin polish,Mirror stainless steel round pipe, ... square pipe, stainless steel ornamental pipe; welded stainless steel pipe1)Standard: ASTM;JIS;DIN 2) ... good. Tubes can be bended, enlarged, shrunk, and staved. stainless steel welded pipe