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HFAE22
Tough build-up alloy for steels offering superior compression and impact resistance
Excellent operation on low voltage AC machines.
Deposits easy to machine tough weldments.
All position capabilities allows for cladding in position.
Straight polarity (DC-) option doubles build-up speed.
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APPLICATIONS:
Build-up and cladding of carbon and low alloy steels. Heavy thicknesses will not crack.
MICROSTRUCTURE:
In the as-deposited condition, the microstructure consists of martensite with some carbides.
TYPICAL MECHANICAL PROPERTIES:
Undiluted Weld Metal
Maximum Value Up to:
Hardness
Rockwell C33-38, Brinell 310-350, Vickers 340-380
RECOMMENDED CURRENT:
DC Reverse (+), Straight (-) or AC
RECOMMENDED AMPERAGE SETTINGS:
Diameter (mm)
1/8 (3.25)
5/32 (4.0)
3/16 (5.0)
Minimum Amperage
90
120
160
Maximum Amperage
110
140
180
WELDING POSITIONS:
Flat, Horizontal, Vertical up, Overhead
WELDING TECHNIQUES:
Remove fatigued metal. Weld deposits can be made using stringer or weave technique. For very high build-ups use DC straight polarity (-).
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