Carbon karfe mai tempering SAE1070-1090
UNS: G10600-10900
DIN: 1.1231-1.1248
(wt%): C0.65 - 0.98%, Mn 0.30 - 0.90%Bayyanawa da kuma babban amfani: talakawa spring karfe waya. Magnetic sosai. Ana amfani da wannan kayan sau da yawa azaman girman waya mafi girma lokacin da babu babbar waya ta piano.