Carbon

0.30% Max

Manganese

1.00% Max

Silicon

0.60% Max

Phosphorus

0.04% Max

Sulfur

0.045%

Nickel

0.50% Max

Chromium

0.50% Max

Molybdenum

0.20% Max

Copper

0.30% Max

Vanadium

0.03% Max

Tensile Strength

65,000 – 90,000 PSI Min

Yield Strength

35,000 PSI Min

Elongation at 2in.

24.0% Min

Reduction of area

35.0% Min