Chemical Composition
Carbon
Manganese
0.50 - 0.80%
Silicon
0.30 - 0.60%
Phosphorus
0.020% Max
Sulfur
0.015% Max
Chromium
1.00 - 1.50%
Nickel
0.50% Max
Molybdenum
0.45 - 0.65%
Vanadium
0.03% Max
Aluminum
0.01% Max
Copper
0.35% Max
Residual Elements
1.00% Max
Physical Properties
Yield Strength
50 ksi Min
Tensile Strength
80 - 105 ksi
Elongation at 2 in
0.18
Reduction of Area
0.45
Resources
ASTM Standard
