Classifications
GB F4A4-H08MnA F5A4-H10Mn2
AWS F7A4-EH14 F7A0-EA2-A2
DIN BFB165AC12MHP5
General Characteristics
Type: fluoride-alkaline
Basicity: 1.8
Grain Size: 14-45 meshes(2.0-0.40mm)
Color: gray
Currency: AC/DC(wire to be connected to the positive electrode when using DC)
Features:
*stable burning arc, easy slag removal and good appearance of all weld;
*economical consumption of flux.
Applications
*weld key low carbon steel and some low alloy structure steel, such as boilers, pressure vessels, etc.
*weld many kinds of steel pipes, such as X52, X60, X65, X70, etc.
*be used in multi-layer welding, double-side single pass welding, multiple wire welding and marrow gap submerged arc welding.
Chemical Composition of Welding Wire(%)
Mechanical Properties of all Weld Metal
Notes
1 Fluxes to be baked for two hours at 300-350¡æ before using;
2 Removal of rust, oil, dirt, water, impurities etc in welding-areas.
