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本文阐述了薄板试块在中薄板焊缝超声波探伤定位和定量中应用的原理和方法,并对定位中的误差作了分析和比较,指出了当量法在中薄板焊缝超声波探伤中应用的特点,以及斜探头三个参数的测量。
In this paper, the principle and method of the application of the thin plate test piece in the ultrasonic flaw detection and quantification of the middle thin plate weld are described. The errors in the positioning are analyzed and compared. The application of the equivalent method in the ultrasonic flaw detection of the middle thin plate weld , And oblique probe three parameters of the measurement.