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
|
Ni
|
Mo
|
保證值 | ≤0.10 | ≥1.00 | ≤0.80 | ≤0.025 | ≤0.025 |
0.60~ 1.20 |
0.10~ 0.40 |
例值 | 0.061 | 1.30 | 0.32 | 0.005 | 0.013 | 1.15 | 0.24 |
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)
|
|
|
|
|
-40℃
|
保證值 | ≥620 | ≥530 | ≥15 | ≥47 |
例值 | 650 | 550 | 26 | 120 |
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 |