Ƙarfe-ƙarfe- samfurin ƙarfe da aka gama kamar takarda ko tsiri wanda aka raunata ko murɗa bayan mirgina.Dangane da gogewar da aka samu a cikin waɗannan shekarun, ANSON yana rarraba na'urorin ƙarfe na ƙarfe zuwa nau'ikan zafi da sanyi, ko na'urar bakin ƙarfe, na'urar carbon da Galvanized Karfe bisa ga samfuran yanzu da ƙa'idodin ƙasashen duniya.