Attributes . 0.04-0.06% Carbon (C), 1.00-1.60% Manganese (Mn), 0.32-0.63% Silicon (Si), ?0.01% Sulfur (S), 0.01-0.02% Phosphorus (P), 0.03-0.08% Chromium (Cr), ?0.01% Molybdenum (Mo), 0.01-0.03% Nickel (Ni), 0.02-0.05% Vanadium (V), 1.13% Manganese (Mn) + Nickel (Ni) + Chromium (Cr) + Molybdenum (Mo) + Vanadium (V) . Names