____ on a groove weld appears when the weld metal deposited is inadequate to bring the weld's face or root surfaces to a level equal to that of the original plane or plate surface.
A) Overlap
B) Underfill
C) Undercut
D) Inclusion

Question

Quizplus · Accepted Answer

Underfill occurs when the weld metal does not fully fill the groove and as a result, the weld face or root surfaces are not at the same level as the original plane or plate surface. This can lead to weaker joints and the potential for increased porosity and cracking in the weld.

____ on a Groove Weld Appears When the Weld Metal