_____ is when one weld pass does not melt the surface of a previous weld pass.
A)Incomplete fusion
B)Inadequate joint penetration
C)Improper joint fit-up
D)Inadequate agitation

Question

_____ is when one weld pass does not melt the surface of a previous weld pass. ​
A)Incomplete fusion​
B)Inadequate joint penetration ​
C)Improper joint fit-up ​
D)Inadequate agitation ​

Quizplus · Accepted Answer

Incomplete fusion occurs when the weld metal does not properly melt and fuse with the base metal or the preceding weld pass, leading to a lack of continuity or cohesion in the weld joint.

_____ Is When One Weld Pass Does Not Melt the Surface