Chemical Composition
Carbon
Manganese
0.30 - 0.60%
Silicon
0.20 - 0.50%
Phosphorus
0.025% Max
Sulfur
0.010% Max
Chromium
8.00 - 9.50%
Nickel
0.40% Max
Molybdenum
0.85 - 1.05%
Nitrogen
0.030 - 0.070%
Vanadium
0.18 - 0.25%
Aluminum
0.02% Max
Titanium
0.01% Max
Columbium
0.060 - 0.10%
Zirconium
0.01% Max
Physical Properties
Yield Strength
60 ksi Min
Tensile Strength
85 - 110 ksi
Elongation at 2 in
18% Min
Reduction of Area
45% Min
Resources
ASTM Standard
