Standard
API, API 5L, ASTM A106-2006, ASTM A213-2001, ASTM A312-2001, ASTM A53-2007, ASTM A210-1996, ASTM A789-2001, BS 1387, BS EN10296, BS 1139
Grade
10#-45#, 10#, 20#, 45#, A53-A369, A53(A,B), A269, A312, A333, Q195-Q345, Q235, Q345, Q195, Q215, 16mn, 16mn