Attributes . 0.03% Carbon (C), 18 - 20% Chromium (Cr), 11 - 14% Nickel (Ni), 2 - 3% Molybdenum (Mo), 1 - 2.5% Manganese (Mn), 0.30 - 0.65% Silicon (Si), 0.03% Phosphorus (P), 0.03% Sulphur (S), 0.75% Copper (Cu), 6% FN (WRC) . Names