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Standard: ASM
OEM: Available
Free Sample: Available
Payment Terms: T/T, L/C, PayPal, Western Union
Name: Fused submerged arc welding flux HJ431
AWS: AWS A5.17/5.23 F6A0-EL8 F6A2-EL12 F7A2-EM12K
SAW wires: EL8, EL12, EM12K, etc.
Power supply: DC (DCEP), AC
Basicity: 0.7-0.8 BIIW.
Grain size: 8-40 mesh (0.45-2.5mm)
Alloy transfer: Mn, Si alloying
Category: submerged arc welding of mild steel & low-alloy steel
Industry: structural steel construction, pipes welding, boilers, pressure vessel, ship building, etc.
Description: high Mn, high Si, low F fused flux. Glass-like granules. Excellent welding performance. Also suitable for electroslag welding and copper welding.
Package: damp-proof packing, 25kg/bag
Certification: ISO
Chemical Composition of Flux (%)
|
SiO₂ |
MnO |
CaO |
MgO |
Al2O3 |
FeO |
S |
P |
|
40-44 |
32-38 |
≤8 |
5-8 |
≤6 |
≤1.8 |
≤0.06 |
≤0.08 |
Mechanical Properties of Deposit Metal
|
Accompanied Wire |
Yield Strength ReH (δs) MPa |
Tensile Strength Rm (σb) MPa |
Elongation A (δ5) % |
Charpy-V lmpact Test (J) |
|
-20℃ |
||||
|
EL12 |
≥330 |
415-550 |
≥22 |
≥27 |
|
EM12K |
≥330 |
415-550 |
≥22 |
≥27 |
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