TIANJIN GOLDEN BRIDGE WELDING MATERIALS GROUP CO.,LTD.
TIANJIN GOLDEN BRIDGE WELDING MATERIALS GROUP CO.,LTD.
熔敷金屬化學(xué)成分(%)
試驗(yàn)項(xiàng)目
|
C
|
S
|
Mn
|
Si
|
P
|
Ni
|
Cr
|
Mo
|
保證值 | ≤0.10 | ≤0.015 | ≥1.00 | ≤0.60 | ≤0.020 | ≥2.00 | ≤0.60 | ≤0.60 |
熔敷金屬力學(xué)性能
試驗(yàn)項(xiàng)目
|
Rm
MPa |
ReL/Rp0.2
MPa |
A/%
|
KV2/J
-40℃ |
保證值 | ≥810 | ≥690 | ≥15.0 | ≥60 |
例值 | 840 | 775 | 20 | 100 |
參考電流(DC+)
焊條直徑(mm)
|
Φ3.2
|
Φ4.0
|
Φ5.0
|
焊接電流(A) | 80~120 | 130~180 | 170~240 |