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 | ≤0.12 | 1.00~1.75 | ≤0.60 | ≤0.030 | ≤0.030 | ≤0.90 | 0.25~0.45 |
例值 | 0.059 | 1.38 | 0.47 | 0.006 | 0.014 | 0.30 | 0.35 |
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)
|
|
|
|
|
-20℃
|
保證值 | ≥590 | ≥490 | ≥16 | ≥27 |
例值 | 640 | 545 | 25 | 110 |
參考電流(DC+)
焊條直徑(mm)
|
Φ3.2
|
Φ4.0
|
Φ5.0
|
焊接電流(A) | 80~140 | 110~210 | 160~230 |