焊接结构用耐候钢
|
耀 日 |
钢号 |
旧钢号 |
C碳 |
Si硅 |
Mn锰 |
P磷≤ |
S硫≤ |
Cr铬 |
Cu铜 |
其他 |
|
1 |
SMA400AW SMA400BW SMA400CW |
SMA41AW SMA41BW SMA41CW |
≤0.18 |
0.15-0.65 |
≤1.25 |
0.035 |
0.035 |
0.45-0.75 |
0.30-0.50 |
Ni0.05- 0.30 |
|
2 |
SMA400AP SMA400BP SMA400CP |
SMA41AP SMA41BP SMA41CP |
≤0.18 |
≤0.55 |
≤1.25 |
0.035 |
0.035 |
0.30-0.55 |
0.25-0.35 |
- |
|
3 |
SMA490AW SMA490BW SMA490CW |
SMA50AW SMA50BW SMA50CW |
≤0.18 |
0.15-0.65 |
≤1.40 |
0.035 |
0.035 |
0.45-0.75 |
0.30-0.50 |
Ni0.05- 0.30 |
|
4 |
SMA490AP SMA490BP SMA490CP |
SMA50AP SMA50BP SMA50CP |
≤0.18 |
≤0.55 |
≤1.40 |
0.035 |
0.035 |
0.30-0.55 |
0.25-0.35 |
- |
|
5 |
SMA570W |
SMA58W |
≤0.18 |
0.15-0.65 |
≤1.40 |
0.035 |
0.035 |
0.45-0.75 |
0.30-0.50 |
Ni0.05- 0.30 |
|
6 |
SMA570P |
SMA58P |
≤0.18 |
≤0.55 |
≤1.40 |
0.035 |
0.035 |
0.30-0.55 |
0.25-0.35 |
- |
