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
|
Cr
|
Ni
|
Mo
|
V
|
Cu
|
保證值 |
0.06~ 0.14 |
1.40~ 1.60 |
0.80~ 1.00 |
≤0.025 | ≤0.025 | ≤0.15 | ≤0.15 | ≤0.15 | ≤0.03 | ≤0.20 |
例值 | 0.077 | 1.54 | 0.88 | 0.011 | 0.012 | 0.011 | 0.025 | 0.010 | 0.004 | 0.014 |
熔敷金屬力學性能:(Ar+20%CO2)
試驗項目
|
Rm
(MPa) |
ReL/Rp0.2
(MPa) |
A
(%) |
KV2 (J)
-40℃ |
保證值 | 520~640 | ≥420 | ≥22 | ≥47 |
例值 | 555 | 450 | 29 | 77、95、83 |
參考規(guī)范(DC+)
焊絲規(guī)格(mm)
|
焊接電流(A)
|
CO2氣體流量(L/min)
|
Φ0.8 | 50~100 | 15 |
Φ1.0 | 50~220 | 15~20 |
Φ1.2 | 80~350 | 15~25 |
Φ1.6 | 170~550 | 20~25 |