... . 2.exact dimension 3.Fast delivery ASTM 304L Stainless steel tube Standard: ASTM/ASTM A312, ASTM/ASME A213, ASTM/ASME A790 ... , 316L, 321H, 317, 347H, 310S, 2205, 2507, 904L etc.Type: seamless austenitic stainless steel pipeASTM 304L Stainless steel tubeProcessing method: Cold ... , chemical industry, pharmaceutical, shipbuilding, train, engine, and so on. 304 seamless steel tube/pipe