Cwi Part B Visual Question Work Book

Q:- Why is the arc shielded. When using an arc welding process?

Posted on


A. To eliminate the colling from the arc
B. To retarded cooling rate of solidify metal
C. To excluded the atmosphere from the arc region
D. The arc not always shielded when using an arc welding process

Advertisements

Q:-What test specimens are required for this qualification test?

Posted on


A. 2 reduced section tensiles, 2root bends, 2 face bends
B. 2 reduced section tensiles, 4 side bends
C. 2 reduced section tensiles, 2root bends, 2 face bends, 2 macro etch specimens
D. 2 reduced section tensiles, 2root bends, 2 face bends, 4 side bends
E. None of the above