|
c
|
mn
|
si
|
s
|
p
|
mo
|
w
|
nb
|
b
|
保证值
|
≤0.10
|
≤0.85
|
≤0.45
|
≤0.035
|
≤0.035
|
0.40-0.60
|
0.10-0.20
|
0.01-0.04
|
0.0005-0.0015
|
试验项目
|
rm
(n/mm2)
|
rel/rp0.2
(n/mm2)
|
a
(%)
|
kv2(j)
|
常温
|
||||
保证值
|
≥490
|
≥390
|
≥22
|
≥27
|
焊条直径(mm)
|
f
|
f
|
f
|
f
|
焊接电流(a)
|
60~90
|
90~120
|
110~180
|
160~210
|