NANOCRYSTALLINE BAINITIC STEELS, SHAFTS, GAS TURBINE ENGINES, AND METHODS OF MANUFACTURING NANOCRYSTALLINE BAINITIC STEELS

摘要

A nanocrystalline bainitic steel consisting of, by weight percentage: 0.3% to 0.6% carbon; 9.0% to 20.0% nickel; up to 10% coba 1.0% to 4.5% aluminium; up to 0.5% molybdenum; up to 0.5% manganese; up to 0.5% tungsten; up to 3.0% chromium; and the balance being iron and impurities.