When making a root weld with a straight step or "T", how do you get good root fusion to the backing strip?
A) By pushing the electrode into the root opening.
B) By using a long arc with high amperage.
C) By holding the electrode at a steep leading angle.
D) By changing from DCEP to DCEN or AC current.

Question

​When making a root weld with a straight step or "T", how do you get good root fusion to the backing strip?
A) ​By pushing the electrode into the root opening.
B) ​By using a long arc with high amperage.
C) ​By holding the electrode at a steep leading angle.
D) ​By changing from DCEP to DCEN or AC current.

Quizplus · Accepted Answer

Pushing the electrode into the root opening ensures better penetration and fusion with the backing strip.

​When Making a Root Weld with a Straight Step or "T

When Making a Root Weld with a Straight Step or "T