... 304/304L, 316/316L, 316Ti, Staniless steel seamless pipe(stainless tube)Standards: ASTM/ ASME A213/SA213, A269/SA269, A/SA312Steel Grade ... , material grade, standard, specification, heat no.Length: unfixed length or fixed lengthPackage: banding with braiding strips, wooden box or steel box ... E426ASTM E213 E309 E426HardnessHRB<90HRB<90 347 stainless steel pipe(tube factory)