Micro ultrasonic thickness gauge is an intelligent handheld device that utilizes ultrasonic measuring principles and is controlled by a microprocessor, delivering rapid and precise thickness measurements across a wide range of industrial materials. The precise ultrasonic thickness gauge is extensively employed for precise measurements of various hardware and parts in industrial settings, with a crucial application being the monitoring of thickness reduction during the operation of pressure containers and other equipment. Its versatile applications span manufacturing, metal processing, and commercial inspection fields.
Features
- Auto calibration to assure the accuracy.
- Auto linear compensation: this advanced software program enhances the precision by correcting the non-linear accuracy of transducer.
- Use and keys to make a quick adjustment for the sound velocity/thickness, and a quick recall to the stored data.
- Coupling status indication: Observing the coupling icon to learn if the coupling is accomplished or not.
- 10 thickness measurement storage and recall function is available.
- Which facilitates the height work or working in wild area.
- Sound velocity measurement: With a given thickness by a sample hardware to measure the sound velocity, which avoid the further conversion or consultation of the table.
- 12 sound velocity for different material.
- Low battery indication.
- Auto power off mode designed to conserve battery power.
- More than 10000 times long lift keys.
- Manual power off.
Specification
Model |
ATO-AS840 |
Display |
4-digital LCD display |
Minimum display unit |
0.1mm |
Measuring range |
1.2 to 225.0mm (steel) |
Working frequency |
5MHz |
Accuracy |
± (1%H+0.1) mm, H denotes the measured thickness |
Minimum limit for tube measuring |
20*3mm (steel) |
Sound velocity range |
1000 to 9999 m/s |
Measuring sound velocity with a given thickness |
measuring range: 1000 to 9999 m/s |
when the given thickness >20mm, the accuracy is +/-5% |
when the given thickness <20mm, the accuracy is +/-1mm/H*100% |
Operation Condition |
Temperature: 0°C-40°C Relative humidity: <90%RH |
Hardware/workpiece/material temperature: <60°C |
Operation current |
Normal operation current: 50mA |
With Backlight turn on current: 120mA |
Stand-by current: 20uA |
Packing Contents |
main unit ×1 |
transducer ×1 (10mm 5MHz) |
coupling agent ×1 (50ml) |
4mm Sample block ×1 |
Power supply |
3*1.5V AA batteries (not include due to air limit) |
Minimum limit for tube measuring |
Ф20×3mm (steel) |
Auto Zero Calibration |
✔ |
Auto linear compensation |
✔ |
Coupling Indicator |
✔ |
Battery Indication/Auto Power Off |
✔ |
Product Net Weight/Product Size |
200g/150×80.5×34mm |
(Kindly Reminder: Battery and Couplant is Not Included if Shipped By Air.)
Table of sound velocity (Sound velocity of common materials)
Material |
Velocity (m/s) |
Material |
Velocity (m/s) |
Aluminum |
6320 |
Acetate resin |
2670 |
Zinc |
4170 |
Phosphor bronze |
3530 |
Silver |
3600 |
Turpentine |
4430 |
Glod |
3240 |
Glass |
5440 |
Tin |
3230 |
Incoloy alloy |
5720 |
Iron/Steel |
5900 |
Magnesium |
6310 |
Brass |
4640 |
Monel alloy |
6020 |
Copper |
4700 |
Nickle |
5630 |
SUS |
5790 |
Steel 4330 mild |
5850 |
Acrylic resin |
2730 |
Steel 330 |
5660 |
Water 20C |
1480 |
Titanium |
6070 |
Glycerinl |
1920 |
Zirconium |
4650 |
soluble glass |
2350 |
Nylon |
2620 |
Tips: Applications of micro ultrasonic thickness gauge
High precision ultrasonic thickness gauges are indispensable instruments across a wide array of industries, offering precise measurements of material thickness through the transmission and reflection of ultrasonic waves. In manufacturing, they ensure consistent product quality by verifying thickness in metal sheets, pipes, and components, while in maintenance, they play a crucial role in monitoring structural integrity and detecting corrosion or erosion in tanks, vessels, pipelines, and infrastructure. These gauges are essential in aerospace for evaluating aircraft components, in automotive for assessing vehicle body panels and engine parts, and in the marine sector for inspecting hulls and offshore structures. Additionally, they support the energy sector by monitoring pipeline thickness and in construction for evaluating concrete structures. Their versatility extends to food and beverage industries for quality assurance in packaging materials. By facilitating non-destructive testing and preventive maintenance, ultrasonic thickness gauges contribute significantly to safety, reliability, and operational efficiency across diverse industrial applications globally.