Features: 1) Commodity name: Seamless austenitic alloy-steel boiler, superheater and Heat-exchanger tubes 2) Process method: Cold drawn/cold pilgered 3) Surface finish: Annealed/cold pilgered 4) Material: TP304, TP304L, TP310/S, TP316L, TP316/316L dual grade, TP317L, TP321, TP347 5) Standards met: ASTM (ASME) SA/A213/M 6) Size: A) O. D.: 1/4" to 12" B) W. T.: 10BWG, 12BWG, 14BWG, 16BWG, 18BWG, 20BWG, 22BWG 7) Length: Max. 13 meters 8) Delivery conditions: Annealed and pickled 9) Applications: For fluid and gas transport; Structure and machining etc. (for Industry) Inner packing: 1pc/plastic bag Outer packing: 1pc/plastic bag seaworthy wooden cases