... the way and guide the development of product technolog orientation. Seamless Pipe Type tubeSize1/2"-32"Wall thicknessSch5-Sch160XXSStandardDIN1626,1629,1630 ... ,17175,2391,2448MaterialST37,ST35.8,ST44,ST45,ST52Packaging pipe cap, steel strips bundled.Applications range petroleum, construction ,shipbuilding,smelting, aviation ...