... /T 14975-2002, GB/T 14976-2002, GB 13296-91 b) ASTM A213, ASTM A312, ASTM A269, JIS G3459, JIS G3463 ... , End capped or as per customers requirement10) Certification: ISO9001.2000, API, Mill Test Certificate EN10204/3.1B 11) Third party inspection ... steel tubes foroil casing andtubing in oil wellsAPE SPEC 5LA, B, X42APISeamles Steel Tubesand Pipes forHigh Pressure BoilerGB5310-199520G, 20MnG, 25MnG ...