... Test,Flaring Test,Corrosion Test,stainless steel 201 tubesAvailable pipes & tubesStyle (Round / Oval / Square / Rectangular / Hexagon ), O.D range ... Max. 50mm)StandardASTM A 268 (Seamless and Welded Ferritic Stainless Steel Tubing For General Service)TP405 / TP410 / TP429 / TP430 / ... 30x30,36x36,38x38,40x40,48x48,50x50,60x60,70x70,80x803)Rectangular pipes - Outside dimensions(mm) : 20x10,23x11,24x12 ...