Discussion on Application of Small Diameter Tube Related Ultrasonic Testing Guides or Rules and Defects Wave Identification

Combining with the practical experience, this article gave the comparative analysis of the small diameter tube related ultrasonic testing guides and the rules, and discussed the wave identification features of ultrasonic testing of the small diameter tubes. Through the analysis and comparison, this article gave the suggestion on application of different thicknesses of small diameter tubes ultrasonic testing guides and rules.