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
V
Si
1.55–1.65
0.20–0.50
11.50–12.50
0.60–0.80
0.70–1.00
≤0.40
Mechanical Properties
Hardness HRC (hardened)
58–62
Hardness HB (annealed)
≤255
Wear Resistance
Excellent
Typical Available Sizes
Round Bar
10mm–300mm dia
Flat Bar
20×10mm–300×100mm
Square Bar
15mm–200mm
Sizes are indicative. Contact seller for exact availability.