Attributes . 0.03% Carbon (C), 1.0 - 2.5% Manganese (Mn), 0.30 - 0.65% Silicon (Si), 19.5 - 22.0% Chromium (Cr), 9.0 - 11.0% Nickel (Ni), 0.03% Sulphur (S), 0.03% Phosphorus (P), 0.75% Molybdenum (Mo), 0.75% Copper (Cu) . Names