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
|
Cu
|
Ni
|
保證值 | ≤0.10 | ≤1.60 | ≤0.90 | ≤0.035 | ≤0.035 | ≤1.00 | 0.50~1.20 |
例值 | 0.060 | 1.00 | 0.27 | 0.006 | 0.015 | 0.60 | 0.62 |
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)
|
|
|
|
|
-70℃
|
保證值 | ≥490 | ≥400 | ≥20 | ≥27 |
例值 | 570 | 480 | 29 | 80 |
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 | 90~120 | 140~180 | 170~210 |