Carbon Steel: ASTM A106 GR. A/B/C, A53 GR. B, API 5L GRADE B, API 5L GR. X42 / 46/ 52/ 56/ 60/ 65/ 70, A333 GR. 3 GR. 6, IS 1239 PART I (BLACK & GALVANISED), IS 3589 (BLACK GR 330 & GR410) etc.
Alloy Steel: ASTM A335 GR. P1/ P5/ P9/ P11/ P22/ P91 etc.
Others: Monel, Nickel, Inconel, Hastalloy, Copper, Brass, Bronze, Titanium, Tantalum, Bismuth, Aluminium, High Speed Steel, Zinc, Lead, etc.