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冷镦和冷挤压用精品钢(Q/企标)
牌号 |
C |
Si |
Mn |
P |
S |
Alt |
Cr |
Mo |
XGSWRCH6A |
≤0.08 |
≤0.10 |
≤0.60 |
≤0.025 |
≤0.025 |
≥0.02 |
- |
- |
XGSWRCH8A |
≤0.10 |
≤0.10 |
≤0.60 |
≤0.025 |
≤0.025 |
≥0.02 |
- |
- |
XGSWRCH10A |
0.08-0.13 |
≤0.10 |
0.30-0.60 |
≤0.025 |
≤0.025 |
≥0.02 |
- |
- |
XGSWRCH15A |
0.13-0.18 |
≤0.10 |
0.30-0.60 |
≤0.025 |
≤0.025 |
≥0.02 |
- |
- |
XGSWRCH18A |
0.15-0.20 |
≤0.10 |
0.60-0.90 |
≤0.025 |
≤0.025 |
≥0.02 |
- |
- |
XGSWRCH22A |
0.18-0.23 |
≤0.10 |
0.70-1.00 |
≤0.025 |
≤0.025 |
≥0.02 |
- |
- |
XGSWRCH20K |
0.18-0.23 |
0.10-0.35 |
- |
≤0.025 |
≤0.025 |
- |
- |
- |
XGSWRCH25K |
0.22-0.28 |
0.10-0.35 |
- |
≤0.025 |
≤0.025 |
- |
- |
- |
XGSWRCH35K |
0.32-0.38 |
0.10-0.35 |
- |
≤0.025 |
≤0.025 |
- |
- |
- |
XGSWRCH40K |
0.37-0.43 |
0.10-0.35 |
- |
≤0.025 |
≤0.025 |
- |
- |
- |
XGSWRCH45K |
0.42-0.48 |
0.10-0.35 |
- |
≤0.025 |
≤0.025 |
- |
- |
- |
SCM435 |
0.33-0.38 |
0.15-0.35 |
0.60-0.85 |
≤0.025 |
≤0.025 |
- |
0.90-1.20 |
0.15-0.30 |
SCM440 |
0.38-0.43 |
0.15-0.35 |
0.60-0.85 |
≤0.025 |
≤0.025 |
- |
0.90-1.20 |
0.15-0.30 |
注：所有元素单位为%;残余元素Ni、Cu的质量分数各不大于0.20%。
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