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Concept
Lack Of Fusion
Lack of fusion
is a
common defect
in
welding processes
where the
weld metal
fails to properly melt and join with the
base metal
or
previous weld beads
, leading to
weak joints
that can compromise
structural integrity
. This issue can arise due to
improper welding techniques
, inadequate heat input, or
incompatibility of materials
, and is critical to address in order to ensure safety and
functionality in welded structures
.
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