TIANJIN GOLDEN BRIDGE WELDING MATERIALS GROUP CO.,LTD.
TIANJIN GOLDEN BRIDGE WELDING MATERIALS GROUP CO.,LTD.
焊絲化學成分(%)
項目
|
C
|
Mn
|
Si
|
S
|
P
|
Ni
|
Mo
|
Cr
|
Cu
|
保證值 | 0.07~0.12 | 0.40~0.70 | 0.40~0.70 | ≤0.025 | ≤0.025 | ≤0.20 |
0.90~ 1.20 |
2.30~2.70 | ≤0.35 |
熔敷金屬力學性能(熱處理溫度:690±15℃×(60min~75min)
試驗項目
|
Rm
(MPa) |
ReL/Rp0.2
(MPa) |
A
(%) |
保證值 | ≥620 | ≥540 | ≥17 |
例值 | 700 | 600 | 21 |
焊絲規(guī)格
直徑(mm)
|
Φ1.0
|
Φ1.2
|
Φ1.6
|
Φ2.0
|
Φ2.5
|
Φ3.0
|