Standard
API, API 5L, ASTM A213-2001, ASTM A182-2001, ASTM A179-1990, ASTM A252-1998, ANSI A213M-2001, ANSI B36.10M-2004, ASME B36.10M-2004, ASTM A199, ASME B36.19M-2004, DIN EN 10208-1-1998, DIN 2391, GB/T 8163-1999, GB 13296-2007, GB/T 17396-1998
Grade
10#-45#, 10#, 20#, 45#, 16mn, 16mn, A53-A369, A106(B,C), A209, API J55-API P110, API J55, API P110, Cr-Mo alloy, 10CRMO910, 12Cr2Mo, 13CrMo45, MO, 15Mo3, ST35-ST52, St37-2, ST35.4, STB35-STB42, STB42