Description
Overview
GAOTek ultrasonic crack detectors can quickly, none destructively and accurately detect various defects cracks, inclusions, inside the work piece the product is unique in design, easy to operate and durable. It adopts all color liquid crystal display. Different color schemes can be selected according to the environment. It is widely used in aerospace, railway transportation, building steel structures, boiler pressure vessels and other fields.
Technical Specifications
| Working Principle | Ultrasound (pulse to echo / echo to echo) |
| Frequency Range | 0.5 MHz to 20 MHz |
| Pulse Width | Square wave width 30 ns to 1000 ns adjustable, step 0.1 ns |
| Material Sound Velocity | 300 m/s to 15000 m/s |
| Detection Method | Negative wave, forward wave, two way wave, filtering, RF, wave |
| Gain Adjustment | 0 dB to 110 dB: 0.1 / 1 / 2 / 6 step adjustment |
| DAC, Average Function | DAC curve, AVG curve |
| Attenuator Error | Every 12 dB ± 1dB |
| Vertical Linear Error | ≤3% |
| Horizontal Linear Error | ≤0.5% |
| Dynamic Range | ≥30 dB |
| Pulse Voltage | 25 V to 400 V adjustable, step 25 V |
| Aws D1.1/D1.5 | American Welding Association AWS D 1.1 /1.5 calculates steel structure and bridge weld grades |
| Operating Voltage | 12 V (battery, DC) |
| Thickness Measurement | Normal mode: 0.02 in to 11.81 in (0.75 mm to 300 mm)
Penetrating coating: 0.07 in to 5.90 in (2 mm to 150 mm) |
| Physical Dimension | 7.08 in x 5.11 in x 1.57 in (180 mm x 130 mm x 40 mm) |