元素 详情咨询:15637584700 | 成分,% | |
C① | ≤0.12 | |
Mn | 熔炼分析 成品分析 | ≤1.20 ≤1.30 |
P① | ≤0.035 | |
S① | ≤0.035 | |
Si① | 0.15~0.50 | |
Cu① | ≤0.15 | |
Ti | ≥4×C |
项目 | Ksi(MPa) |
抗拉强度 | 55~75(380~515) |
屈服强度 | ≥30(205) |
伸长率,(标距8in.或200mm),% | ≥22① |
伸长率,(标距2in.或50mm),% | ≥26 |
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