Standaard
Api, Api 5ct, Astm A106-2006, Astm A53-2007, Astm A335-2006, Astm A312M-2001, Astm A53M-2007, Asme B36.19M-1985, Bs 1387, Bs en 10297, Bs en10219, Bs en10217, Gb/t 3094-2000, Gb/t 14291-2006, Gb/t8162, Gb/t8163
Cijfer
10 #-45 #, 10 #, 20 #, 45 #, 10cr9mo1vnb, 10cr9mo1vnb, 15nicumonb5, 15nicumonb5, 16mn, 16mn, A53-A369, A53 (a, b), Api J55-API p110, Api j55, Q195-Q345, Q235, Q345, Q195, Q215, ST35-ST52, St35, STBA20-STBA26, Stba20, Stpg42, Stpg42