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
|
保證值 | ≤0.050 | ≤1.25 | ≤0.50 | ≤0.030 | ≤0.030 |
3.00~ 3.75 |
例值 | 0.040 | 0.60 | 0.15 | 0.003 | 0.012 | 3.52 |
熔敷金屬力學(xué)性能(調(diào)質(zhì)處理)
試驗(yàn)項(xiàng)目
|
Rm
(MPa) |
ReL/Rp0.2
(MPa) |
A
(%) |
KV2(J)
|
|
|
|
|
-100℃
|
保證值 | ≥490 | ≥390 | ≥20 | ≥27 |
例值 | 520 | 400 | 30 | 90 |
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 | 100~130 | 150~180 | 170~210 |