Attributes . 0.04-0.07% Carbon (C), 0.75-1.35% Manganese (Mn), 0.13-0.69% Silicon (Si), ? 0.01% Phosphorus (P), ? 0.01% Sulfur (S), 0.02-0.04% Nickel (Ni), 0.02-0.06% Chromium (Cr), ? 0.03% Molybdenum (Mo), ? 0.03% Vanadium (V), 0.85% Manganese (Mn) + Nickel (Ni) + Chromium (Cr) + Molybdenum (Mo) + Vanadium (V) . Names