Ultrasonic Flaw Detector
Your Professional Ultrasonic Flaw Detector Supplier
Chongqing Leeb lnstrument Co.Ltd, located at High-tech industrial Development Zone of Chongqing, China. We specialize in manufacturing, researching and sale of NDT and Precision Testing Instruments over twenty years, including various kinds of Hardness Tester, Microscope, Surface testing device, Ultrasonic equipment and online Automatic testing systems.
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Why Choose Us
Certifications
We are a professional factory certified to ISO 9001 standards. Our products are tested using high-quality equipment and meet CE, FCC, and RoHS certification requirements.
Sales Market
In addition to meeting the needs of customers in mainland China, our products are also exported to advanced manufacturing countries such as Israel, the United States, Canada, Germany, France, Italy, Spain, and South Korea.
Our Services
We offer fast shipping with delivery in just 7 business days. All products come with a warranty of one to three years.We also provide free technical support and training.
Ultrasonic Flaw Detector
Ultrasonic Testing (UT), a method of Non-destructive Testing (NDT), is a widely used technique for inspecting metallic, plastic and composite materials, allowing for the detection of wall loss and imperfections in the material body and surfaces.
Technical Specification
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Model |
Leeb 500 |
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Operating Frequency |
0.5MHz~15MHz |
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Scanning Range |
0-6000mm |
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Vertical linearity error |
≤4% |
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Horizontal linearity error |
≤0.1% |
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Dynamic Range |
≥32dB |
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Noise Level |
<8% |
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Velocity Range |
1000~9999 (m/s) |
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Testing Sensitivity |
≥60dB (Depth 200mm, Φ2 flat bottom hole) |
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Gain Range |
0~110dB |
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Standard Probes |
Straight probe: 2.5MHz, diameter 20mm, cable Q9-Q9 Angle probe: 4MHz, 60 degree, 8*9 mm, cable Q9-C5 |
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Standby Time |
≥ 10 hours of continuous work |
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Temperature |
(-20 ~ 70) ℃ |
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Humidity |
(20 ~ 95) % RH |
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Overall dimension |
240×160×40mm |
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Weight |
1.2kg |
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Standard Delivery |
Main Unit, Straight probe, Angle probe, Power adapter, BNC cables, PC software, Manual, Certificate, Warranty card |
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Optional Accessories |
Optional probes, Cables, Calibration blocks, Coupling agent |
Product Features

Precise Measurement Capabilities
The ultrasonic flaw detector offers a measuring range of 0-15,000mm, ensuring accurate detection of flaws in various applications, including aerospace and steel smelting machinery. This feature is ideal for users who require precise measurements, such as [the user who needs to inspect welds in a manufacturing facility.
Reliability and Durability
With a 1-year warranty, the ultrasonic flaw detector provides peace of mind for users, ensuring that their investment is protected against any manufacturing defects.
Customization Options
As an OEM-supported product, the The ultrasonic flaw detector can be customized to meet the specific needs of users, such as [the user who requires a customized solution for their unique application.
Advanced Technology
The ultrasonic flaw detector utilizes ultrasonic flaw detection technology, allowing for fast and efficient detection of defects in materials.
Global Availability
With a place of origin in China and Guayaquil, the The ultrasonic flaw detector is accessible to users worldwide, including [the user in the United States who requires a reliable testing equipment supplier.
Components of Ultrasonic flaw detectors
Ultrasonic flaw detectors have many key parts. These parts work together to enable the testing. Inspectors must understand these parts. It is key for them to use the equipment well and do accurate inspections.

Transducer
The transducer is responsible for generating and receiving ultrasonic waves. It converts electrical energy into mechanical vibrations (sound waves) and vice versa. The transducer emits the ultrasonic waves into the material being tested. It then detects the reflected waves. They bounce back from defects or boundaries in the material.
Pulser /Receiver
The pulser makes high-voltage pulses. It sends them to the transducer to make ultrasonic waves. The receiver then boosts and processes the signals. The transducer received them. They had travelled through the material and were reflected back. This part is critical. It captures and analyses ultrasonic signals for flaw detection.


The Display Unit
The display unit shows the ultrasonic signals received by the transducer. The display unit may show the data in different formats. These include A-scans, B-scans, and C-scans. The format depends on the type of inspection. This visual feedback is key. It helps us interpret the results from flaw detection.
Data Storage
Many modern UFDs come equipped with data storage capabilities. This feature lets inspectors save inspection data. They save it for documentation and analysis. Storing inspection data lets inspectors track changes over time. They can compare results from different inspections. They can keep a record of material condition. This is for quality control and assurance.

Multifunctional
The device has wide functionality:

Presentation of the signal like A-scan and B-scan, which allows the operator to select the desired operating mode in accordance with the task;

The device has two independent gates, with the ability to evaluate parameters in different areas on the scan, also using the automatic defect alarm function the limits can be configured individually for each gate.

For better signal processing, the device has functions of freezing and envelope, which allows the user to more accurately evaluate the received data.
Methods of Ultrasonic Testing
There are two widely accepted methods of ultrasonic testing.
Pulse-Echo Testing
The same transducer transmits and collects sound wave energy during pulse-echo testing. This technique utilises echo signals at an interface, such as the back of an item or a flaw, to reflect waves back to the probe. The results are displayed as a line plot, with an amplitude on the y-axis reflecting the intensity of the reflection and a distance or time on the x-axis representing the signal’s depth through the material.
Through-transmission
Through-transmission testing uses a transmitter to send ultrasonic waves from one surface and a separate receiver to collect sound energy from the opposite side of the object. The quantity of sound is reduced due to material flaws that help to locate the flaws.

Certifications


FAQ
As one of the most professional ultrasonic flaw detector manufacturers and suppliers in China, we're featured by quality products and good price. Please rest assured to buy discount ultrasonic flaw detector in stock here from our factory. Contact us for customized service.
