TP304, 316L, 321 stainless steel round bar after peeling ASTM A276 MOQ: 2 ... . Certification: ISO 9001:2008; Material: Stainless steel bar Grade TP304,304L, 310S, 316,316L, 316Ti, ... requirement of Chemical Composition, Physical Properties and Mechanical Testing Test: Ultrasonic test according to SEP ... resistant2) We also produce pipes with special specifications according to customers’ requirements;