Metal ngwá ụlọ na-eji ígwè ihe, mfe ịghọta nhazi automation, elu ogo nke mechanization, mma iji melite ọrụ arụmọrụ, belata ngwaahịa na-eri, nke osisi ngwá ụlọ na-apụghị tụnyere.The mkpa-walled tubes na Ibé akwụkwọ eji na metal ngwá ụlọ nwere ike ekwe ma ọ bụ kpụrụ n'ime otu go. Mepụta square, gburugburu, a kapịrị ọnụ, ewepụghị na ndị ọzọ dị iche iche shapes. Ọzọkwa site metal ihe stamping, forging, nkedo, ịkpụzi, ịgbado ọkụ na ndị ọzọ nhazi iji nweta dị iche iche shapes nke metal furniture.Ọ bụghị naanị nwere ọrụ ọrụ, mana nwekwara ike nweta mmetụta ịchọ mma elu mara mma site na electroplating, spraying, mkpuchi plastik na teknụzụ nhazi ndị ọzọ.