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
|
S
|
Mn
|
Si
|
P
|
Cr
|
Ni
|
Mo
|
Co
|
Cu
|
Nb
|
Al
|
Ti
|
Fe
|
保證值 |
0.05- 0.15 |
≤ 0.015 |
≤3.0 |
≤1.0 |
≤ 0.020 |
20.0- 26.0 |
≥45.0 |
8.0- 10.0 |
9.0- 15.0 |
≤0.5 |
≤1.0 |
≤1.5 |
≤0.6 |
≤5.0 |
例值 | 0.052 | 0.002 | 0.35 | 0.38 |
0.005 |
21.40 |
53.74 |
9.32 |
12.48 | 0.015 |
0.55 |
0.098 |
0.077 | 1.18 |
熔敷金屬力學(xué)性能
試驗項目
|
Rm
MPa |
ReL/Rp0.2
MPa |
A%
|
保證值 |
≥620 |
≥400 |
≥22 |
例值 |
765 | 514 | 40 |
參考電流(DC+)
焊條直徑mm
|
Φ3.2
|
Φ4.0
|
焊接電流A |
70~110 |
100~140 |