Insimbi engagqwali isisetshenziswe iminyaka engaphezu kwekhulu. Ihlanganisa ama-alloys asekelwe ku-iron anhlobonhlobo, kodwa ngokungafani nensimbi evamile amelana nokugqwala futhi awagqwali lapho evezwe emanzini kuphela. I-elementi eyingxubevange eyenza insimbi 'ingabi ne-stainless' yi-chromium; nokho ukungezwa kwe-nickel okwenza insimbi engagqwali ibe ingxubevange enjalo.
Isikhathi sokuthumela: Sep-22-2020