Bututun ƙarfe madaidaiciya mai kauri mai kauri sun zama zaɓin da aka fi so a cikin masana'antu daban-daban saboda kyakkyawan ƙarfin su, karko, da juriya ga lalata. Ana amfani da waɗannan bututu sosai a cikin binciken mai, aikace-aikacen petrochemical, tukunyar jirgi, masana'antar kera motoci, da injin mai nauyi ...
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