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(%)
試驗項目
|
C
|
Mn
|
Si
|
S
|
P
|
Mo
|
保證值 | ≤0.20 | ≥1.00 | ≤0.60 | ≤0.030 | ≤0.030 | ≤1.00 |
熔敷金屬力學(xué)性能(620℃×1h熱處理)
試驗項目
|
Rm
(MPa) |
ReL/Rp0.2
(MPa) |
A
(%) |
KV2(J)
|
|
|
|
|
常溫
|
保證值 | ≥760 | ≥670 | ≥15 | - |
參考電流(DC+)
焊條直徑(mm)
|
Φ3.2
|
Φ4.0
|
Φ5.0
|
焊接電流(A) | 80~110 | 130~170 | 160~230 |