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Base Metal is
Absorbing Too
Much Heat
Preheat base metal (consult welding codes for
requirements)
Too Much Heat
in Material
Reduce heat and allow more time between passes.
Incorrect Filler Wire
Use appropriate filler wire type and diameter for the joint
being welded.
Insufficient
Clamping
Clamp work piece tightly and weld while clamps are in
place.
Insufficient
Tack Welds
Add more tack welds until rigidity and stiffness is
developed.
Too Much Heat
in Material
To reduce heat, it is best to spread the welding out around
the area. This can be done by using stitch welding
techniques, alternating sides, and/or taking your time and
allowing the pieces to cool between passes.
Weld Bead is
Cracking
Material is
Warping