HJ431-high Manganese,hight silicon, low fluorine
Equivalent to AWS F6AZ-EL12 JIS YSF42-W11
It is solder of high manganese,high silicon and low fluorine. The color is red and brown, it is grain shape, and grain size is 8-40 mesh.
It is solder of high manganese,high silicon and low fluorine. The color is red and brown, it is grain shape, and grain size is 8-40 mesh.
Application: working with welding wire H08A, H08MnAandH10MnSi, low carbon steel and low alloy steel(16Mn 15MnV), such as boilers, vessels, presure container and brass welding.
Typical compositions of fluxes in (%)
|
SiO2+MnO
|
CaF2+CaO
|
Al2O3+MgO
|
S
|
P
|
|
74-82
|
10-14
|
9-12
|
≤0.06
|
≤0.08
|
Mechanical properties of deposited metal (Accl. to GB/T5293-1999 F4A0-H08A)
|
Test items
|
6 b Mpa
|
6 s Mpa
|
δ 5 %
|
Akv(J) 0°C
|
|
Standard Value
|
410-550
|
≥330
|
≥22
|
>27
|
|
Test Value
|
504
|
388
|
30
|
110
|
Remarks:
1.Before welding, fluxes need to be baked for two(2)hours at around 250°C.
2.Removal of rust, oil, dirt, water, impurities etc in welding-areas
1.Before welding, fluxes need to be baked for two(2)hours at around 250°C.
2.Removal of rust, oil, dirt, water, impurities etc in welding-areas
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