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 ASPHALT MIXERS AND PAVERS (Continued)
Grader Blades
Carbon Steel
Primary Electrode: Page 1-26
Alternate Electrodes: Pages 1-25 or 1-22
Welding Procedures: Position blade of weldable steel
FIGURE 2-52. Hard-Facing Grader Blades
in suitable prehending jig or bolt two blades
back-to-back and preheat to 500- 600F. Apply
Grader End Bits
above-mentioned electrodes in stringer beads. Use
skip weld method (Figure 2-52). Start at center and
Carbon Steel
work toward each end. Deposit should extend 1-2 in.
up edge. (NOTE: USE ONLY 1/8 IN. DIAMETER
Primary Electrode: Page 1-26
ELECTRODE.)
Alternate Electrodes: Pages 1-25 or 1-22
Welding Procedures: Place grader end bit in flat
position and apply beads diagonally across outer
comer and along edges (Figure 2-53).
2-58
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