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Home > Ordnance Documents and other related manuals > > Figure 28. Root Bead Weld
Figure 27. Welding Cracks in Homogenous Armor
Procedure - od165180077

Welding Operations, I
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WELDING OPERATIONS I - OD1651 - LESSON 1/TASK 2
bead welding are shown on figure 28.  For narrow root openings, a
3/16 inch stainless steel electrode without coating can be tack
welded in place as shown in figure 28, view A.
Welding bead
numbers 1 through 4 are then deposited sequentially.  To ensure a
sound weld, remove all slag and oxides from the joint before
depositing beads 3 and 4.  If a mild steel rod or strip, as shown
in figure 28, view B, the back side of the backing rod or strip
should  be  chipped  out  after  beads  1  and  2  are  deposited  to
minimize dilution in beads 3 and 4.  The use of a stainless steel
strip as a backing for root beads in a wide root opening is shown
as view C of figure 28.  An alternate
FIGURE 28.
ROOT BEAD WELD.
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