1.45--- Babban Tsarin Tsarin Carbon Karfe, Matsakaici Carbon Quenched, da Ƙarfe Main Fesa: A cikin tsarin isar da kayan aikin da aka fi amfani da shi na matsakaiciyar carbon quenched da ƙarancin ƙarfe, yana da ingantattun kayan aikin injiniya, ƙarancin ƙarfi, kuma yana da sauƙi .. .
Kara karantawa