温州42CrMo六角钢
化学成分:
碳 C |
硅 Si |
锰 Mn |
硫 S |
磷P |
铬 Cr |
镍 Ni |
铜 Cu |
钼Mo |
0.38~0.45% |
0.17~0.37% |
0.50~0.80% |
≤0.035% |
≤0.035% |
0.90~1.20% |
≤0.030% |
≤0.030% |
0.15~0.25% |
力学性能:
抗拉强度σb |
屈服强度σs |
伸长率δ5 (%) |
断面收缩率ψ (%) |
硬度HV |
冲击功 Akv (J) |
冲击韧性值 αkv (J/cm2) |
试样尺寸 |
≥1080(110) |
≥930(95) |
≥12 |
≥45 |
≤217HB |
≥63 |
≥78(8) |
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