TIANJIN GOLDEN BRIDGE WELDING MATERIALS GROUP CO.,LTD.
TIANJIN GOLDEN BRIDGE WELDING MATERIALS GROUP CO.,LTD.
熔敷金屬化學成分(%)
試驗項目
|
C
|
Mn
|
Si
|
Cr
|
Mo
|
S
|
P
|
保證值 | ≤0.60 | ≤2.50 | ≤1.00 | ≤2.00 | ≤1.00 | ≤0.035 | ≤0.040 |
例值 | 0.40 | 1.70 | 0.43 | 1.65 | 0.50 | 0.007 | 0.018 |
參考電流(參考電流(DC+))
焊條直徑(mm)
|
Φ3.2
|
Φ4.0
|
Φ5.0
|
焊接電流(A) | 100~120 | 140~190 | 190~210 |