Inspect Welds Flashcards
1
Q
What determines the size of tip that is used when gas-welding steel?
A
The thickness of the material being welded. The size of the tip orifice determines the amount of flame produced and thus the amount of heat put into the material
2
Q
How is the welding flux removed from a piece of aluminum that has been gas-welded?
A
It should be removed by scrubbing it with hot water and a bristle brush.
3
Q
What must be done to a welded joint if it must be rewelded?
A
All traces of the old weld must be removed so the new weld will penetrate the base metal.
