Standard
API, API 5L, ASTM A106-2006, ASTM A53-2007, ASTM A210-1996, ASTM A199, GB/T8162, Gb/t8163, DIN 1629/4, DIN 17175, BS EN10219, JIS G3461-2005
Grade
10#-45#, 20#, 45#, 16mn, 16mn, A53-A369, A53(A,B), A106(B,C), A269, A213, A192, ST35-ST52, ST37, ST52, ST42, STPA22-STPA26, STPA25