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
|
V
|
保證值 | ≤0.12 | 0.60~1.60 | ≤0.90 |
≤ 0.030 |
≤ 0.030 |
0.30~ 1.00 |
≤ 0.35 |
≤ 0.050 |
例值 | 0.073 | 1.15 | 0.53 | 0.006 | 0.015 | 0.55 | 0.010 | 0.005 |
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)
|
|
|
|
|
-40℃
|
保證值 | ≥490 | ≥390 | ≥20 | ≥27 |
例值 | 550 | 445 | 29 | 130 |
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 |