Ana amfani da bututun ƙarfe na ƙarfe a masana'antar wutar lantarki, makamashin nukiliya, tukunyar jirgi mai matsin lamba, na'urar dumama zafi mai zafi da sake dumamawa da sauran bututun mai da kayan aiki masu ƙarfi da zafin jiki, an yi shi da ƙarfe mai inganci na carbon, ƙarfe mai tsarin ƙarfe da kayan ƙarfe mai jure zafi, ta hanyar birgima mai zafi (extrusion, expasion) ko birgima mai sanyi (ja).

Babban fa'idar bututun ƙarfe na Alloy shine ana iya sake amfani da shi 100%, wanda ya yi daidai da dabarun ƙasa na kare muhalli, tanadin makamashi da adana albarkatu. Manufar ƙasa tana ƙarfafa faɗaɗa filin amfani da bututun ƙarfe mai ƙarfi. A halin yanzu, amfani da bututun ƙarfe a China ya kai rabin kawai na jimillar amfani da ƙarfe a ƙasashe masu tasowa. Faɗaɗa filin amfani da bututun ƙarfe yana ba da sarari mai faɗi don ci gaban masana'antu. Dangane da binciken ƙungiyar ƙwararru ta ƙungiyar bututun ƙarfe na Alloy na China Special Steel Association, buƙatar bututun ƙarfe mai ƙarfi a China zai ƙaru da kashi 10-12% kowace shekara a nan gaba. Bututun ƙarfe bututu ne na ƙarfe bisa ga samar da kayan aiki (wato, kayan aiki) don ayyanawa, kamar yadda sunan ya nuna bututun ƙarfe; Kuma bututu mara sumul bututu ne na ƙarfe bisa ga tsarin samarwa (dutse mara sumul) don ayyanawa, wanda aka bambanta daga bututu mara sumul shine bututun ɗinki, gami da bututun walda madaidaiciya da bututun karkace.

Kayan bututun ƙarfe kamar haka:

16-50Mn, 27SiMn, 40Cr, 12-42CrMo, 16Mn, 12Cr1MoV, T91, 27SiMn, 30CrMo, 15CrMo, 20G, Cr9Mo, 10CrMo910, 15Mo3, 15CrMoV, 35CrMoV, 45CrMo, 15CrMoG, 12CrMoV, 45Cr, 50Cr, 45CrNiMo, da sauransu.