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ASTM H41

Chemical composition(mass fraction)(wt.%)

Elements Min.(≥) Max.(≤) Similar Remarks
C 0.60  0.75
Si 0.20  0.45
Mn 0.15  0.40
P   0.030
S   0.030
Cr 3.50  4.00
Mo 8.20  9.20
V 1.00  1.30
W 1.40  2.10
Ni+Cu   0.75