Name: Agglomerated submerged arc welding flux SJ301
AWS: AWS A5.17/5.23 F6A0-EL8 F7A2-EM12K
SAW wires: EL8, EM12, EM12K, etc.
Power supply: DC (DCEP), AC
Basicity: 1.0 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, submerged arc welded pipe, bridge building, ship building, pipeline, boilers, LPG tank, etc.
Description: neutral type calcium-silicate based agglomerated flux. Excellent welding performance, easy slag removal, stable arc. It is featured with short slag, especially suitable for circumferential welding (girth welding). Also applicable for multi-pass welding, double-sided single-pass welding, multiwire welding fast welding.
Package: damp-proof packing, 25kg/bag
Certification: ISO
Sintered Submerged Arc Welding Flux SJ301 Chemical Composition of Flux (%)
|
SiO₂+TiO₂ |
CaO+MgO |
Al₂O₃+MnO |
CaF₂ |
S |
P |
|
25-35 |
20-30 |
20-30 |
5-15 |
≤0.03 |
≤0.08 |
Sintered Submerged Arc Welding Flux SJ301 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 |
