1. Abu:12Cr1MoVG, daidai da daidaitattun ƙasaGB5310, abu 12Cr1MoVG, amfani: high-matsa lamba tukunyar jirgi sumul bututu

2. Abu:15CrMoG, daidai da na kasa misali GB5310, da kayan ne 15CrMoG, da amfani ne high-matsi tukunyar jirgi bututu, daidai da American misali ne.A213/A335, kayan shineT12/P12, da amfani ne tukunyar jirgi sumul karfe bututu, m zuwa Jamus misali DIN17175, da kayan ne 13CrMo44, da amfani ne resistant Hot karfe sumul karfe bututu.Ma'auni na Turai daidai shine EN10216-2, kayan shine 13CrMo4-5, amfani: bututun matsa lamba, lambar HS shine 7304599090.

3. Material: 1Cr5Mo, daidai da ma'aunin ƙasa shineGB9948ko GB6479, abu 1Cr5Mo, amfani, sumul karfe bututu ga high-matsi tukunyar jirgi, m da American misali A213 / A335, abu: T5 / P5, amfani, sumul karfe bututu ga boilers, m zuwa Jamus misali EN10216-2, abu X11CrMo5, amfani, bututu mai ɗaukar nauyi, lambar HS shine 7304599090.