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 than 6 inches, and stagger welds to reduce local heat
TYPE: OVERLAY - ARC (wearfacing - high
build up. Use 1/8 in. diameter only on grader blades.
abrasion)
CHARACTERISTICS:
NSN: 9GJ 3439-00-165-4178 (1/8X 14)
Any rate of cooling will give a high hardness.
9GD 3439-00-165-4179 (5/32X 14)
9GD 3439-00-165-4180 (3/16X 14)
Hardness: RC60
POSITION: Flat - horizontal
POLARITY: AC -DC Straight
RECOMMENDED AMPERAGES:
1/8 - 80 to 130
5/32 -100 to 160
3/16 -160 to 240
USES:
For applications that require resistance to high abrasion
and erosion. (NOTE: use only where impact is low.)
PROCEDURES:
Use a medium arc with a slight weaving motion. A
long arc is recommended when wide, thinner-flowing
applications are desired. Do not weld beads longer
1-26
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