aws cwi questions and answers pdf

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


Q:-Cast and helix are terms that refers to

Posted on Updated on

A. Ingredients in the flux coating
B. Bead deposition techniques for distortion control
C.quality of the welding wires
D. Sources from which wires are drawn