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UNS NV7(4140)

Chemical composition(mass fraction)(wt.%)

Elements Min.(≥) Max.(≤) Similar Remarks
C 0.37  0.44
Si 0.15  0.35
Mn 0.65  1.10
P   0.035
S   0.04
Cr 0.75  1.20
Mo 0.15  0.25