Electrodes
MIG/TIG
Hardfacing
Solders
HFAE21
Good abrasion resistance for general hardfacing
The best hardfacing electrode for low open circuit voltage AC welding machines.
Spray transfer allows for smooth, uniform overlays.
Hardness of RC 56-58 allows for good abrasion resistance along with moderate impact resistance.
International Specifications
AWS/ASME NONE
DIN 8555 E6-UM-60-GP
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APPLICATIONS:
General hardfacing where some impact is combined with abrasion.
MICROSTRUCTURE:
In the as-deposited condition, the microstructure consists of mertensite and some carbides.
TYPICAL MECHANICAL PROPERTIES:
Undiluted Weld Metal
Maximum Value Up to:
Hardness
Rockwell C56-58
Wear Co-efficient
2.8%
Recommended Current:
DC Reverse (+), AC
RECOMMENDED AMPERAGE SETTINGS:
Diameter (mm)
1/8 (3.25)
5/32 (4.0)
3/16 (5.0)
Minimum Amperage
100
150
200
Maximum Amperage
130
190
260
WELDING POSITION:
Flat, Horizontal
WELDING TECHNIQUES:
Weld deposits are the best applied using a weave technique. Full undiluted hardness is usually achieved after 2 to 3 passes.
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