4Cr13MoV化學(xué)成分:碳 C:0.36-0.45 硅 Si:≤0.60 錳 Mn:≤0.80 硼 P:≤0.035 硫 S:≤0.030 鉻 Cr:12.00-14.00 鉬 Mo:≤0.10 釩 V:≤0.10
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