... defect detection sensitivity in metal tubes, rods, wire, wire, profiles of the defects such as surface ... sucker rods, hollow shaft4,Detection such as Condenser tubes, air conditioner pipe, auto Tubing5 ,Be suitable ... need for the high-speed testing)10, Function of the head and tail signal resection11, High ... real-time and delay alarm output12, Number of phase and amplitude alarm technology13, Date and ...