C |
Mn |
Si |
S |
P |
Cr |
Ni |
Nb+Ta |
Fe |
≤0.10 |
2.5~3.5 |
≤0.50 |
≤0.015 |
≤0.030 |
18.0~22.0 |
≥67.0 |
2.0~3.0 |
≤3.0 |
焊絲直徑/mm |
焊接電流/A |
焊接電壓/V |
焊接速度/(mm/min) |
3.2 |
400~450 |
28~32 |
520~580 |