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机械结构用碳素钢(协议)
牌号 |
C |
Si |
Mn |
P |
S |
Cr |
Ni |
Cu |
其它 |
GS35C-1 |
0.32-0.38 |
0.15-0.35 |
0.60-0.90 |
≤0.030 |
≤0.035 |
≤0.2 |
≤0.2 |
≤0.2 |
- |
GS35C-A |
0.32-0.39 |
≤0.40 |
0.50-0.80 |
≤0.045 |
0.020-0.045 |
≤0.2 |
≤0.15 |
≤0.2 |
Al≥0.020;O≤0.002 |
GS45C-1 |
0.42~0.48 |
0.15~0.35 |
0.60~0.90 |
≤0.030 |
≤0.035 |
≤0.2 |
≤0.2 |
≤0.2 |
- |
GS45C-1 |
0.42~0.48 |
0.15~0.35 |
0.60~0.90 |
≤0.030 |
0.015-0.035 |
≤0.2 |
≤0.2 |
≤0.2 |
- |
QS45C-C |
0.42-0.48 |
0.15-0.35 |
0.60-0.90 |
≤0.030 |
≤0.035 |
≤0.20 |
≤0.20 |
≤0.25 |
Cr+Ni≤0.35 |
注:所有元素单位为%。
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