Metal Fabricating Glossary

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nondestructive testing



  1. Examination of materials or products to detect, locate, measure, and evaluate defects. The examination is conducted in ways that do not affect future usefulness of the materials or products. Test methods include ultrasonic, eddy current, flux leakage, magnetic particle, liquid, penetrant, and X-ray. Also called NDT.

Internal Resources

Comparing materials for high-temperature steam piping
Planning a career in welding: A young person's guide
ASME and AWS welding codes—Similarities and differences

If you have any comments or questions about the glossary, please contact Dan Davis, editor-in-chief of The FABRICATOR.