Kawaida: ASTM A563/A194, JIS B1186, EN14399-3/-4/-10, AS/NZS 1252, GB/T 1231
Nyenzo: Chuma cha Carbon, Chuma cha hali ya hewa
Daraja: DH/2H, 10S, F10, 8/10HR, 10HV, 10HRC, 10H
Maliza: Dharura, Nyeusi, Zinki, HDD, Zinki Mitambo, Sherardizing, Dacromet, Xylan/Teflon