Chemical Composition
Carbon
Manganese
0.65 - 0.95%
Silicon
0.20 - 0.80%
Phosphorus
0.04% Max
Sulfur
0.045% Max
Chromium
0.40 - 0.70%
Nickel
0.40 - 0.70%
Molybdenum
0.15 - 0.25%
Tungsten
0.10% Max
Copper
0.50% Max
Residual Elements
1.00% Max
Physical Properties
Yield Strength
85 ksi Min
Tensile Strength
105 ksi Min
Elongation at 2 in
10% Min
Resources
ASTM Standard
