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GBT 55SiMnVB

Chemical composition(mass fraction)(wt.%)

Chemical composition(mass fraction)(wt.%)
C(%) Si(%) Mn(%) P(%) S(%) Cr(%) Ni(%) V(%) B(%)
0.52-0.60 0.70-1.00 1.00-1.30 0.035 0.035 Max 0.35 Max 0.35 0.08-0.004 0.0005-0.004