WELDING OPERATIONS I - OD1651 - LESSON 1/TASK 2
completely welded before welding on the face side. Using string
bead welds, and the backstep and overlap procedures for the root
passes, reduces the danger of cracks developing in the weld. To
keep the structure free of warpage, no weaving motion of the
welding rod should be used on this type joint.
(4) A modified procedure, known as the depressed joint method,
shown in figure 44, view A, is used for welding up to and
including 1/2 inch thick face hardened armor plate. This method
uses a 1/8 inch
FIGURE 44.
DEPRESSED JOINT ON FACE HARDENED
ARMOR PLATE AND SEAL BEAD WELD.
90
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