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https://ndt-kits.com/product/ultrasonic-transducers/ut0013/ Dual Element Ultrasonic Transducer UT0013 - NDT-KITS Apr 12, 2022 - Dual Element Ultrasonic Transducer can be used for detection of wall thickness margin, rust-eaten, corrosion,Near surface flaw detection; it has Excellent near... ultrasonic transducerdualelementndtkits