API Updated API-577 Exam Questions and Answers by raees

WPS/PQR aspects of in-service welding.

Technical aspects of hot tapping.

Safety aspects of in-service welding.

Weldability aspects of in-service welding.

More susceptible to distortion during welding.

Less susceptible to cracking during welding.

More susceptible to brittle fracture.

Less susceptible to brittle fracture.

Electrodes should never be stored in an oven that is used for food storage.

Low-hydrogen electrodes may be stored in ovens with cellulose-based electrodes, but must be in their original, unopened containers.

Electrode ovens should be heated by any means, but must have automatic heat controls and visible temperature indicators.

Low-hydrogen electrodes should never be stored with stainless-steel electrodes.

A definition of welds that should be inspected in refinery and chemical plant equipment.

A definition of specific techniques and practices that should be used for welding inspection.

Guidance on the extent and scope of inspection required for specific types of welds.

Guidance on welding inspection during the fabrication and repairing of refinery equipment and piping.