原材料C (%)Si (%)Mn (%)Cr (%)Cu (%)Mo (%)P (%)S (%)
HF-10.42-0.500.17-0.370.5-0.8≤0.25≤0.25≤0.30≤0.035≤0.035
HF-20.48-0.560.17-0.370.7-1.0≤0.25≤0.25≤0.30≤0.035≤0.035
HF-30.57-0.650.17-0.370.7-1.0≤0.25≤0.25≤0.30≤0.035≤0.035
HF-40.62-0.700.17-0.370.9-1.0≤0.25≤0.25≤0.30≤0.035≤0.035
HF-50.52-0.650.17-0.370.6-1.2≤0.25≤0.25≤0.30≤0.035≤0.035
HF-60.7-0.80.17-0.370.7-0.80.5-0.6≤0.25≤0.30≤0.035≤0.035
HF-70.72-0.920.17-0.370.7-1.00.5-0.9≤0.25≤0.30≤0.035≤0.035
HF-80.37-0.450.17-0.370.5-0.80.8-1.1≤0.25≤0.30≤0.035≤0.035