From concept to demonstration, this video highlights the evolution and practical outcomes of using the TM281D ultrasonic thickness gauge in E-E mode through coatings. You'll see a detailed walkthrough of how this advanced technology enables accurate thickness measurement without removing protective coatings, including real-world applications in industrial settings like those served by Hebei Yihang Steel Pipe Company. Learn about the operational principles, setup procedures, and benefits for quality control in piping and flange manufacturing.