上海電力PP-J707RH超低氫高韌性焊條3.2/4.0/5.0mm
元素
|
C
|
Mn
|
Si
|
Cr
|
Ni
|
Mo
|
S
|
P
|
標(biāo)準(zhǔn)值
|
≤0.10
|
1.20~1.60
|
≤0.50
|
≤0.20
|
1.40~2.00
|
0.25~0.50
|
≤0.015
|
≤0.025
|
例值
|
0.072
|
1.45
|
0.35
|
0.15
|
1.60
|
0.40
|
0.010
|
0.015
|
試驗(yàn)項(xiàng)目
|
抗拉強(qiáng)度
Rm / MPa
|
屈服強(qiáng)度
ReL或Rp0.2/ MPa
|
伸長(zhǎng)率
A / %
|
-40℃沖擊吸收功
AKV / J
|
標(biāo)準(zhǔn)值
|
≥690
|
≥590
|
≥15
|
≥34
|
例值
|
720
|
650
|
23
|
80
|
焊條直徑 / mm
|
3.2
|
4.0
|
5.0
|
焊接電流 / A
|
90~120
|
130~170
|
170~210
|
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