TIANJIN GOLDEN BRIDGE WELDING MATERIALS GROUP CO.,LTD.
TIANJIN GOLDEN BRIDGE WELDING MATERIALS GROUP CO.,LTD.
熔敷金屬化學成分(%)
試驗項目
|
C
|
Mn
|
Si
|
S
|
P
|
Mo
|
保證值 | ≤0.15 | ≥1.00 | ≤0.70 | ≤0.035 | ≤0.035 |
0.60~ 1.20 |
例值 | 0.084 | 2.30 | 0.44 | 0.005 | 0.018 | 0.68 |
熔敷金屬力學性能(620℃×1h熱處理)
試驗項目
|
Rm
(MPa) |
ReL/Rp0.2
(MPa) |
A
(%) |
KV2(J)
|
|
|
|
|
常溫
|
保證值 | ≥830 | ≥740 | ≥14 | - |
例值 | 875 | 770 | 24 | 95 |
參考電流(DC+)
焊條直徑(mm)
|
Φ2.5
|
Φ3.2
|
Φ4.0
|
Φ5.0
|
焊接電流(A) | 60~90 | 80~110 | 130~170 | 160~200 |