I-Stainless Steel Bolts empeleni ayingxube yensimbi enokuqukethwe okungenani okungu-10.5% kwe-chromium.Igama elithi Stainless lisuselwa ezimpahleni zalo zokumelana ne-oxidation ngaleyo ndlela yenza insimbi ingangeni ekugqwaleni okuvame ukwaziwa ngegama lobuchwepheshe elithi ukumelana nokugqwala.Amabhawodi Ensimbi Engagqwali Nokwengezwa kwezinye izakhi ezifana ne-nickel, i-molybdenum futhi kuwumkhuba ovamile ukuheha ezinye izici ezibalulekile njengokumelana nokugqwala emazingeni okushisa aphakeme ngaleyo ndlela kwethule ukumelana nokushisa.