Kayan tabo na bututun ƙarfe na ƙarfe: 12Cr1MoVG, 12CrMoG, 15CrMoG, 12CR2MO< A335P22> Da Cr5Mo & lt; A335P5>, Cr9Mo & lt; A335P9>, 10 cr9mo1vnb & lt; A335P91>, 15 nicumonb5 & lt; WB36>

Matakan aiwatarwaGB5310-1995, GB6479-2000,GB9948-2006 fashewar man fetur, DIN17175-79,ASTM SA335, ASTM SA213, JISG3467-88, JISG3458-88.

Kayayyakin sun dace da bututun ƙarfe marasa shinge waɗanda ke jure zafi mai yawa, ƙarancin zafi da kuma tsatsa waɗanda ake amfani da su a masana'antar mai, sinadarai, wutar lantarki da kuma tukunyar jirgi.