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
|
Mn
|
Si
|
S
|
P
|
Ni
|
Mo
|
保證值 | ≤0.10 | 1.00-1.70 | ≤0.50 | ≤0.015 | ≤0.020 | 0.80-1.30 | ≤0.30 |
例值 | 0.060 | 1.27 | 0.28 | 0.006 | 0.015 | 1.20 | 0.10 |
熔敷金屬力學(xué)性能(620℃×1h熱處理)
試驗(yàn)項(xiàng)目
|
Rm
(MPa) |
ReL/Rp0.2
(MPa) |
A
(%) |
KV2(J)
|
|
|
|
|
-50℃
|
保證值 | ≥550 | ≥460 | ≥20 | ≥60 |
例值 | 590 | 500 | 28 | 110 |
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 |