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(%)
試驗項目
|
C
|
Mn
|
Si
|
S
|
P
|
Ni
|
Cr
|
Mo
|
V
|
保證值 | ≤0.20 | ≤1.20 | ≤1.00 | ≤0.035 | ≤0.040 | ≤0.30 | ≤0.20 |
≤ 0.30 |
≤ 0.08 |
例值 | 0.12 | 0.39 | 0.17 | 0.014 | 0.020 | 0.085 | 0.036 | 0.005 | 0.007 |
熔敷金屬力學(xué)性能
試驗項目
|
Rm(MPa)
|
ReL/Rp0.2(MPa)
|
A(%)
|
KV2(J)
-30℃ |
保證值 | ≥430 | ≥330 | ≥22 | ≥27 |
例值 | 496 | 400 | 28.5 | 50 |
參考電流(AC、DC+)
焊條直徑(mm)
|
Φ2.5
|
Φ3.2
|
Φ4.0
|
焊接電流(A) | 60~80 | 90~110 | 140~160 |