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
|
Cr
|
Ni
|
|
保證值 | 0.08-0.13 | ≤1.25 | ≤0.30 | ≤0.010 | ≤0.010 | 8.0~10.5 | ≤1.00 | |
試驗(yàn)項(xiàng)目 | Mo | V | Nb | Cu | Al | N | ||
保證值 |
0.85~ 1.20 |
0.15~ 0.30 |
0.02~0.10 | ≤0.25 | ≤0.040 | 0.020-0.070 |
熔敷金屬力學(xué)性能(745~775℃×2h熱處理)
試驗(yàn)項(xiàng)目
|
Rm
(MPa) |
ReL/Rp0.2
(MPa) |
A
(%) |
保證值 | ≥620 | ≥530 | ≥15 |
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 | 130~170 | 170~210 |