CWI Part B practice test

CWI Part B · Question 1 of 2565:13

Welding Inspection and Discontinuities

Using only the dial caliper, a candidate must measure how deep a single surface pit goes into the face of a weld replica. Which feature of the caliper is used?

Press A-D or 1-4 to choose an answer while this question is on screen.

The outside jawsThe inside jawsThe depth rod at the tailThe step face at the jaw ends

Tack is off during timed tests. On the free 10-question check and in untimed course practice, Tack walks you through your answers.

Every question is original and written to American Welding Society's published content outline, and every explanation cites the code section or source it relies on. Expert-reviewed: every question was checked by a CWI with 15 years in structural welding (Oct 21, 2026).