Saboda kyakkyawan yanayin talauci, halin da aka yiwa zafi da aiki, ana amfani da jan ƙarfe da yawa, gini, kayan aikin gida da sauran masana'antu.

A cikin masana'antar iko, jan ƙarfe shine mafi kyawun kayan ƙarfe mara kyau azaman shugaba. Buƙatar tagulla a cikin wayoyi da igiyoyi a cikin masana'antar iko yana da girma sosai. A cikin masana'antar kayan aikin gida, ana amfani da jan ƙarfe a cikin tawãrunan da kuma zubar da ruwa na sanyaye, kwandids da sauran kayan aikin gida.

A cikin masana'antar gine-ginen, bututun ƙarfe na jan karfe suna yin gini, tsarin gas da wadatar ruwa da kuma lambobin ruwa. A cikin masana'antar sufuri, tagulla da jan ƙarfe alloys don jigilar kaya, kayan aikin motoci.

Bugu da kari, ana amfani da adadin jan ƙarfe a cikin tsarin da'irar kayan sufuri. Daga cikin su, masana'antar iko shine masana'antar da ta dace da jan ƙarfe a China, asusun 46% na jimlar yawan amfani, da kayan aikin gida da sufuri.