Bakin karfe waldi abun ciki dubawa hada da daga zane zane zuwa bakin karfe kayayyakin daga cikin dukan samar da tsari na kayan, kayan aiki, kayan aiki, matakai da kuma gama samfurin ingancin dubawa, zuwa kashi uku matakai: pre-weld dubawa, waldi tsari dubawa ...
Kara karantawa