... /SA269, A312/SA312; DIN 17456, DIN17458 Ste Boiler& Heat-exchanger stainless steel tube Standards: ASTM/ ASME A213/SA213, A269/SA269, A/ ... 347H,31803 Outside diameter range from 3 mm to 219mm. Wall thickness range from 0.3mm to 25mm.For sizes other ... for further confirmation. Marking: JW, material grade, standard, specification, heat no. Length: unfixed length or fixed length Package: banding with ...