Golden Bridge
Golden Bridge E81T1-W2C (JQ-YJ551NiCrCu-1) Flux-Cored Welding Wire
Golden Bridge E81T1-W2C (JQ-YJ551NiCrCu-1) Flux-Cored Welding Wire
SKU:JQ-YJ551NICRCU-1-045-0011
JQ-YJ551NiCrCu-1
JQ-YJ551NiCrCu-1 is a titanium oxide type CO2 gas shielded weather-resistant steel welding wire with flux-core, which has excellent welding performance with smooth arc, effortless slag removal ability and optimal bead appearance. It is permitted for all-position welding. The welding efficiency is high. The deposited metal has excellent atmospheric corrosion resistance.
The product is applicable for welding weathering steel with tensile strength of 550MPa, commonly used in the fields such as bridges, rail transit and rolling stock.
Chemical components of deposited metal (%) (shielding gas: CO2)
Item |
C |
Si |
Mn |
S |
P |
Ni |
Cr |
Cu |
| Example value | 0.04 | 0.40 | 1.20 | 0.008 | 0.012 | 0.64 | 0.50 | 0.38 |
Mechanical properties of deposited metal (shielding gas: CO2)
Test item |
Rm (MPa) |
ReL/Rp0.2 (MPa) |
A (%) |
KV2 (J)
|
-40℃ | ||||
| Example value | 610 | 540 | 24 | 90 |
Reference current (DC+)
Diameter of welding wire (mm) |
φ1.2 |
φ1.4 |
φ1.6 |
|
| Current range (A) |
Flat welding | 120-300 | 150-400 | 180-450 |
| Vertical upward welding and overhead position welding | 120-260 | 150-270 | 180-280 | |
| Vertical down welding | 200-300 | 220-300 | 250-300 | |
| Horizontal position welding | 120-280 | 150-320 | 180-350 | |
1. The work piece shall be degreased and derusted before welding.
2. When welding, the gas flow rate is generally 20-25L/min.
3. When welding with flux-cored welding wire, the dry extension length should be 15-25mm.
4. The humidity of welding wire warehouse should be kept below 60%.
5. The welding wire without vacuum package should not be stored for more than half a year and welding wire with vacuum package should not be stored for more than a year
2. When welding, the gas flow rate is generally 20-25L/min.
3. When welding with flux-cored welding wire, the dry extension length should be 15-25mm.
4. The humidity of welding wire warehouse should be kept below 60%.
5. The welding wire without vacuum package should not be stored for more than half a year and welding wire with vacuum package should not be stored for more than a year
