|
c
|
mn
|
si
|
s
|
p
|
mo
|
保证值
|
≤0.09
|
≤2.00
|
≤0.40
|
≤0.030
|
≤0.030
|
0.80~1.00
|
试验项目
|
rm
(n/mm2)
|
rel/rp0.2
(n/mm2)
|
a
(%)
|
kv2(j)
|
常温
|
||||
保证值
|
≥780
|
≥690
|
≥13
|
≥27
|
焊条直径(mm)
|
f
|
f
|
f
|
焊接电流(a)
|
90~120
|
140~180
|
170~220
|