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Name: Agglomerated submerged arc welding flux SJ301A
AWS: AWS A5.17/5.23 F6A0-EL12 F7A0-EM12K
SAW wires: EL8, EM12K, etc.
Power supply: DC (DCEP), AC
Basicity: 0.8 BIIW.
Grain size: 10-60 mesh (0.28-2.0mm)
Alloy transfer: Si, Mn alloying
Category: submerged arc welding of mild steel & low-alloy steel
Industry: structural steel, H beams welding, spiral welded steel pipes, pressure vessel, bridge building, ship building, pipeline, boilers, LPG tank, etc.
Description: neutral type calcium-silicate based agglomerated flux. Highly anti-porosity, excellent welding performance, easy slag removal. Maximum energy input could be as high as 1200A. It is featured with short slag, especially suitable for circumferential welding of small diameter pipes. Also applicable for multi-pass welding, double-sided single-pass welding, high speed multiwire welding.
Package: damp-proof packing, 25kg/bag
Certification: ISO
Sintered Submerged Arc Welding Flux SJ301A Chemical Composition of Flux (%)
|
SiO₂+TiO₂ |
CaO+MgO |
Al₂O₃+MnO |
CaF₂ |
S |
P |
|
27-37 |
20-30 |
23-33 |
5-15 |
≤0.03 |
≤0.08 |
Sintered Submerged Arc Welding Flux SJ301A 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℃ |
0℃ |
||||
|
EL8 |
≥360 |
420-550 |
≥22 |
≥70 |
≥50 |
|
EM12K |
≥420 |
500-650 |
≥22 |
≥70 |
≥50 |
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