Babban manufar gwajin ƙarfe shine fahimtar tsari, aiki, da ingancin kayan aiki domin inganta ingancin samfur. Duba rini shine lokacin da aka shafa fenti a saman kayan aiki, kuma ana duba idan saman ya yi ja mai haske kuma babu tsagewa a saman. Ana amfani da duban na'urar daukar hoto ta zamani (ultrasonic) don gano lahani na ciki da raunin kayan aiki.
Lokacin Saƙo: Disamba-04-2025