GAOTek Portable Digital Ultrasonic Metal Flaw Detector

This Portable Digital Ultrasonic Metal Flaw Detector has detection range of 0 in to 47.24 in, frequency of 0.3 MHz to 20 MHz and 4 wave mode.




  • Distance compensation and the amplification of wave form inside gate
  • It makes it easier to distinguish the defect signals
  • Notebook palm structure, elegant and generous
  • American Welding Society Standard AWS D 1.1 / D 1.5
  • The use of high-luminance color screen, clear instrument display even in bright daylight, suitable for various operating conditions
  • Automatic testing of the probe frequency
  • Automatic optimization of the square-wave width
  • Achieve the optimal match of the probe and test instrument
  • Visualized thickness alarm function
  • Continuous storage of waveform and multi-waveform measuring modes
  • Automatic measuring of apparatus indicators and automatic peak search function
  • A variety of testing standards setting for choice.
  • Mass storage of up to 1000 waveforms and the corresponding parameters
  • Automatic generation of DAC curve, no restriction of sampling points
  • Compensation and modification accepted


Technical Specifications

Detection range 0 in to 47.24 in ( 0 mm to 1200 mm), the minimum display range 0.004 in (0.1 mm)
Operating Frequency 0.3 MHz to 20 MHz, sub-broadband, narrowband two tranches
Pulse repetition frequency in total 10 tranches, frequency adjustable.
Gain 0 dB to 110 dB, 0.5/2/6/12 step for choice
Testing wave modes positive, negative, bi-directional, radio frequency (RF)
Monitoring Gate two independent measurement gates.
Vertical Linearity Error ≤ 3%
Level Linearity Error ≤ 0.1%


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