Fused submerged arc welding flux HJ330

sub arc flux

Name:                  Fused flux HJ330

AWS:                   AWS A5.17/5.23 F6A0-EL8 F7A2-EM12K F7A4-EH14

SAW wires:          EM12K, EM13K, EH14, H08Mn2SiA, etc.

Power supply:       DC (DCEP), AC

Grain size:            8-40 mesh (0.45-2.5mm)

Category:             submerged arc welding of mild steel & low-alloy steel

Industry:              pressure vessel, boiler, etc.

Description:          HJ330 is fused flux with medium manganese, high silicate, low fluoride content. It is red brown granule. It is suitable for both DC & AC current. Welding flux HJ330 is featured with excellent welding performance and smooth weld bead. It is used to weld mild steel & low alloy steel with SAW wires H08MnA, H08Mn2SiA, H10Mn2, H10MnSi, etc.

Package:              damp-proof packing, 25kg/bag

Certification:          ISO


Chemical Composition of Flux (%)

SiO₂ MnO CaF₂ Al₂O₃ MgO CaO R2O FeO S P
44-48 22-26 3-6 ≤4 16-20 ≤3 ≤1 ≤1.5 ≤0.03 ≤0.08

Mechanical Properties of Deposit Metal

Wire EH14 Yield Strength ReH (δs) MPa Tensile Strength Rm (σb) MPa Elongation A (δ5) % Charpy-V lmpact Test (J)
Guaranteed value ≥400 480-660 ≥22 ≥27


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