Matched by chemical composition and mechanical properties, not a formal equivalence claim. Always verify against the applicable standard before substitution.
Chemical Composition (%)
C
Mn
Cr
Mo
Al
0.38–0.45
0.40–0.70
1.40–1.80
0.15–0.25
0.85–1.20
Mechanical Properties
Tensile Strength
850–1000 MPa
Surface Hardness HV
≥900 (nitrided)
Core Hardness HB
248–302
Typical Available Sizes
Round Bar
20mm–200mm dia
Sizes are indicative. Contact seller for exact availability.