标准
API, API 5L, API 5DP, ASTM A106-2006, ASTM A213-2001, ASTM A53-2007, ASTM A210-1996, ASTM A179-1990, ANSI B36.10M-2004, BS 1387, DIN 1626, SEW680, DIN 17175, GB 5310-1995, GB 3087-1999, GB/T 8713
等级
10 #-45 #, 10 #, 20 #, 10Cr9Mo1VNb, 10Cr9Mo1VNb, A53-A369, A53(A,B), A106(B,C), A333, A179-C, A178-C, API J55-API P110, API K55, Q195-Q345, Q235, Q345, ST35-ST52, ST37, ST52, STB35-STB42, STB42, STPG42, STPG42