AWS CWI Questions

Q:- Which of the following may increase the risk of haz cracking when welding thick section carbon manganese steel?

Posted on


1. Slow cooling after welding
2. Low moisture content in the electrode covering
3. Use of a steel grade with a low cev
4. Use of a low heat input

Advertisements

Q:-What is meant by the term duty cycle?

Posted on


A. How long a welder can weld for in a given period
B. The amount of time the electrodes are being used
C. The amount of time a welding machine can be weld
D. The amount of electricity being consumed