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DIN 1.2552

Chemical composition(mass fraction)(wt.%)

Elements Min.(≥) Max.(≤) Similar Remarks
C 0.75  0.85
Si 0.40  0.60
Mn 0.30  0.50
P   0.035
S   0.035
Cr 1.00  1.20
Mo  
V 0.25  0.35
W 1.80  2.10