Quality Assurance and Quality Control Mechanical Engineer Interview Questions and Answers

Blasting & painting inspection procedures involve checking surface preparation, coating application, and quality control measures.

• Inspect surface preparation for cleanliness and roughness before blasting.

• Check blasting process for proper abrasive material, pressure, and coverage.

• Inspect painting application for thickness, adhesion, and uniformity.

• Verify quality control measures such as dry film thickness testing and holiday detection.

• Examples: measuring surface profile, condu...read more

Yes, Hydrotest pressure stenciling is mandatory during pipe material inspection.

• Hydrotest pressure stenciling is mandatory to ensure that the pipe has been tested to the required pressure.

• It helps in identifying the maximum pressure the pipe can withstand.

• Stenciling also provides important information for future maintenance and inspection purposes.

• Failure to stencil the hydrotest pressure can lead to confusion and potential safety hazards.