This study presents a non-destructive testing (NDT) thermographic procedure for assessing
the quality and mechanical strength of Resistance Projection Welded (RPW) joints with …

Ultrasonic time-of-flight diffraction (TOFD) is a non-destructive testing (NDT) technique for
weld inspection that has gained popularity in the industry, due to its ability to detect, position …

An easy-to-implement method based on mode-converted waves was proposed for
quantitatively detecting shallow subsurface defects using the ultrasonic time-of-flight …

The tensile strength of welded joints subjected to thermal stresses degrades with age.
Tensile strength is generally assessed using tensile test, which is a destructive technique …

针对超声衍射时差法(Time of flight diffraction, TOFD) 存在的近表面盲区问题,
基于波型转换理论, 提出盲区抑制方法. 根据TOFD 平行扫查时变型波变化规律, 明确裂纹深度d …

This study presents a non-destructive testing (NDT) thermographic procedure for assessing
the quality and mechanical strength of Resistance Projection Welded (RPW) joints with …

To reduce the near surface dead zone in time of flight diffraction (TOFD), one method is
proposed based on mode-converted theory. According to the variation of mode-converted …

W pracy przedstawiono technologię ultradźwiękowej metody TOFD (ang. Time-Of-Flight
Diffraction) do badania spawanych i zgrzewanych złączy szyn kolejowych w torze …