摘要
概述超声衍射时差(TOFD)法基本原理、探头典型布置和检测系统关键性要求,以及检测工艺的实施要领,旨在推进该新技术在国内的推广应用。
A brief account of the basic principle of time of flight diffraction（TOFD） technique, the typical arrangement of the probe pair, the key requirements of the test system, and the performance essentials of inspect procedure were presented. The intention was to provide ＂a helping hand＂ for spreading and applying the new technology in China.
出处
《无损检测》
北大核心
2007年第2期88-93,共6页
Nondestructive Testing
关键词
超声衍射时差法
原理
探头布置
检测系统
工艺要领
Ultrasonic TOFD technique
Principle
Probe arrangement
Test system
Procedure essentials
