Carbon

0.25% Max

Manganese

1.20% Max

Silicon

0.60% Max

Phosphorus

0.035% Max

Sulfur

0.035% Max

Nickel

0.50% Max

Chromium

0.50% Max

Molybdenum

0.20%

Copper

0.30

Vanadium

0.03% Max

Total of residual elements

1.00% Max

Tensile Strength

70,000 – 95,000 PSI Min

Yield Strength

40,000 PSI Min

Elongation at 2in.

22.0% Min

Reduction of area

35.0% Min