Attributes . 0.13-0.20% Carbon (C), 0.44-0.71% Manganese (Mn), 0.23-0.45% Silicon (Si), 0.009-0.014% Phosphorus (P), 0.005-0.008% Sulfur (S), ? 0.03% Nickel (Ni), ? 0.03% Chromium (Cr), ? 0.01% Molybdenum (Mo), ? 0.01% Vanadium (V) . Names