|
C
|
Mn
|
Si
|
Cr
|
Mo
|
S
|
P
|
保证值
|
≤0.60
|
≤2.50
|
≤1.00
|
≤2.00
|
≤1.00
|
≤0.035
|
≤0.04
|
例值
|
0.40
|
1.70
|
0.43
|
1.65
|
0.50
|
0.007
|
0.018
|
焊条直径(mm)
|
φ3.2
|
φ4.0
|
φ5.0
|
焊接电流(A)
|
100~120
|
140~190
|
190~210
|