TIANJIN GOLDEN BRIDGE WELDING MATERIALS GROUP CO.,LTD.
TIANJIN GOLDEN BRIDGE WELDING MATERIALS GROUP CO.,LTD.
焊絲化學(xué)成分(%)
項(xiàng)目
|
C
|
Mn
|
Si
|
Cr
|
Ni
|
Mo
|
P
|
S
|
Nb
|
保證值 | ≤0.080 |
1.00~ 2.50 |
≤0.60 |
19.00~ 21.50 |
9.00~ 11.00 |
≤0.75 | ≤0.030 | ≤0.030 |
10×C~ 1.00 |
例值 | 0.022 | 1.70 | 0.52 | 19.10 | 9.52 | — | 0.024 | 0.010 | 0.29 |
參考電流(AC或DC+)
直徑(mm)
|
Φ2.5
|
Φ3.2
|
Φ4.0
|
Φ5.0
|
焊接電流(A) | 400~500 | 450~550 | 500~600 | 550~650 |