Agglomerated flux for Submerged arc welding F7A4-EH14

Agglomerated Flux

( Submerged ARC Welding Flux AWS F7A4 EH14 )

Type: High fluoride basicity welding flux;

Executed Standards: GB/T 12740-2003. F48A4-H10Mn2A;

Equal to the standards: AWS A5.17. F7A4-EH14; F7A2-EM12K

EN 760. SA FB 1 65AC; DIN32522;

Name of Item: Agglomerated Flux type AGG101G

Specification of flux：

Agglomerated Flux AGG101G is kind of special sintering flux with High Basicity2.0,

it is the grey spherical grain, Size of 10mesh to 60 mesh. The welding slag is easy to be removed on the welded position. The welding bead has the high impact tenacity.

Application of flux：

This flux shall need to combine with welding wire ( AWS. EH14, EA1, EA2), it is designed for making the important steel structure, high strong steel structure, Chemical pressure vessel and nuclear vessel and various steel pipeline such as API pipeline type of X60;X70 pipeline.

The composition chemical of flux( %):

Welding flux Basicity= : 1.8 - 2.2;

Si2O+TiO2: 18~25; CaO + MgO：28~35;

Al2O3+MnO：23~30; CaF2+FeO：16 - 25;

S≤0.023; P≤0.031;

Mechanical properties of deposited metal：

Yield strength σs (MPa): ≥400;

Tensile strength（σb）(Mpa): ≥490 ~ 650;

Elongation （δs）%: ≥22

Impact Akv ( J ) ( ℃ ) -40℃ : ≥102 ;

Tested and combination With welding wire H10Mn: AWS.A5.17. EH14;

Yield strength (σs MPa): 421;

Tensile strength （σb）(Mpa): 547;

Elongation （δ5）%: 29;

Impact Akv ( J ) ( ℃ ) -40℃: 76; 78;83;

The instruction of usage:

Dry the flux at 300℃ ~ 350℃for 2 hours before use．

Remove the rust,oil and dirt from the surface of welding groove;