ENGINE PART WITH RUSTPROOF LAYER AND METHOD OF ITS FABRICATION

摘要

FIELD: metallurgy.SUBSTANCE: proposed part is made of steel with the content of chromium of 20-22 wt % and iron of 58-65 wt % and provided with rustproof surface layer of iron-chromium oxide. Rustproof layer is formed by part heating in air at 150-500°C for preset time interval.EFFECT: higher corrosion resistance.8 cl, 4 dwg, 1 tbl, 1 ex