C
|
Mn
|
Fe
|
P
|
S
|
Si
|
Cu
|
Ni
|
Cr
|
Nb+Ta
|
Mo
|
其它
|
≤0.10
|
1.0-3.5
|
≤12.0
|
≤0.03
|
≤0.02
|
≤0.75
|
≤0.50
|
≥62
|
13.0-17.0
|
1.5-4.0
|
0.5-2.5
|
≤0.50 允許加入≤0.12的Co
|
抗拉強度6b(MPa)
|
伸長率§5(%)
|
≥550
|
≥30
|
焊條直徑(mm)
|
3.2
|
4.0
|
焊接電流(A)
|
80-100
|
110-150
|