Fused submerged arc welding flux HJ131

fused flux

Description:          Welding flux HJ131 is fused type flux with Mn free, high Si and low F content. It is grey granule with grain size 10-60 mesh. It is suitable both for DC/AC current. Welding performance is good.

Application:           Fused flux HJ131 is used for nickel based alloy steel thin plate welding. It is used for aerospace industry with appropriate wires.

Chemical Composition of Flux (%)


SiO2 CaF CaO Al2O3 R2O FeO S P
34-38 2-5 48-55 6-9 ≤3 1.5 0.05 0.06

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