1.Semi-automatic Ultrasonic systems for Railway Industry 2.testing: NDT Ultrasonic testing 3.Scan mode: A,B,C type scan Ultrasonic systems for ... API EN JISG JB ISO MH JG YBTechnique DataDetection channels : 1,2,4,8,16,32, Independence of the channel type ... to meet the special demands for users. Semi-automatic Ultrasonic systems for Railway Industry