Anqiu San Kin Yip Dengfeng Welding Material Co.,Ltd
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Fused Submerged ARC Welding Flux HJ431 for AWS EL8 & EL12 & EM12K

Fused Submerged ARC Welding Flux HJ431 for AWS EL8 & EL12 & EM12K

HJ431 is a kind of smelting-type, red brown to light yellow colored, glassy granulated flux with high manganese and silicon but low fluorine, mesh 8-14(2.5-1.5mm),8-40(2.5-0.45mm) and 14-40(1.5-0.45mm). Either alternating or direct current can be used and Welding wires must be connected with the positive electrode when direct current is used.

    Fused submerged arc welding flux HJ431

    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: No

    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

    MgO

    Al₂O₃

    MnO

    CaO

    FeO

    S

    P

    40-44

    5-8

    ≤6

    32-38

    ≤8

    ≤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 Impact Test(J)

    -20℃

    EL12

    415-550

    ≥330

    ≥22

    ≥27

    EM12K

    415-550

    ≥330

    ≥22

    ≥27

    DENGFENG, established in 1981, is one of the leading manufacturers and suppliers in China. Should you're interested in our fused submerged arc welding flux hj431 for aws el8 & el12 & em12k, welcome to buy our quality products with reasonable price. And the wholesale service is also offered in our factory.

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