Question: welder he qualified on the single test coupon 1 GTAW, and coupon 2 GTAW.
Does he qualified on a combined WPS or GTAW (root/hot) + SMAW(fill/cap)?
Assume all essential variables are met.
Test Coupon 2 should correct SMAW ???
- Test coupon 1 GTAW
- Test coupon 2 SMAW
Yes, see QW-306 - combination of welding processes.