|
c
|
mn
|
si
|
s
|
p
|
ni
|
cr
|
mo
|
v
|
保证值
|
≤0.20
|
≤1.20
|
≤0.60
|
≤
0.030
|
≤
0.030
|
≤
1.00
|
≤
0.30
|
≤
0.50
|
≤
0.10
|
例值
|
0.10
|
0.50
|
0.14
|
0.010
|
0.014
|
0.40
|
0.035
|
0.42
|
0.010
|
试验项目
|
rm
(n/mm2))
|
rel/rp0.2
(n/mm2)
|
a
(%)
|
kv2(j)
|
-30℃
|
||||
保证值
|
≥540
|
≥440
|
≥17
|
≥27
|
例值
|
560
|
470
|
24
|
55
|
焊条直径(mm)
|
f
|
f
|
焊接电流(a)
|
80~100
|
110~130
|