弹簧钢
|
耀日 |
钢号 |
C碳 |
Si硅 |
Mn锰 |
P磷≤ |
S硫≤ |
Cr铬 |
其他 |
|
1 |
SUP6 |
0.56-0.64 |
1.50-1.80 |
0.70-1.00 |
0.030 |
0.030 |
- |
Cu≤0.30 |
|
2 |
SUP7 |
0.56-0.64 |
1.80-2.20 |
0.70-1.00 |
0.030 |
0.030 |
- |
Cu≤0.30 |
|
3 |
SUP9 |
0.52-0.60 |
0.15-0.35 |
0.65-0.95 |
0.030 |
0.030 |
0.65-0.95 |
Cu≤0.30 |
|
4 |
SUP9A |
0.56-0.64 |
0.15-0.35 |
0.70-1.00 |
0.030 |
0.030 |
0.70-1.00 |
Cu≤0.30 |
|
5 |
SUP10 |
0.47-0.55 |
0.15-0.35 |
0.65-0.95 |
0.030 |
0.030 |
0.80-1.10 |
V0.15-0.25 Cu≤0.30 |
|
6 |
SUP11A |
0.56-0.64 |
0.15-0.35 |
0.70-1.00 |
0.030 |
0.030 |
0.70-1.00 |
B≥0.0005 Cu≤0.30 |
|
7 |
SUP12 |
0.51-0.59 |
1.20-1.60 |
0.60-0.90 |
0.030 |
0.030 |
0.60-0.90 |
Cu≤0.30 |
|
8 |
SUP13 |
0.56-0.64 |
0.15-0.35 |
0.70-1.00 |
0.030 |
0.030 |
0.70-0.90 |
Mo0.25-0.35 Cu≤0.30 |
