HYD117Mn |
HJ431 |
≤0.1 |
1.2-1.6 |
1.5 |
1.5 |
30 |
用于HYD616Nb焊丝时的打底 |
|
|
HYD117Mn |
HJ431 |
≤0.1 |
1.2-1.6 |
1.5 |
1.5 |
30 |
用于HYD616Nb焊丝时的打底 |