Foshan ST Machineries Technology Co., Ltd.
+8613925449363
Your Professional Eddy Current Flaw Detector Supplier

 

ST Machineries, with over 26 years of industry experience, is a leading manufacturer of tube‑making machinery, offering comprehensive end‑to‑end solutions from custom design and precision manufacturing to installation, training, and ongoing support to customers worldwide.

The company’s product portfolio includes a full range of tube mill equipment such as stainless steel tube mills (including decorative and industrial models), high‑frequency tube mills, titanium tube mills, aluminum tube mills, as well as auxiliary equipment (e.g., tube welding, cutting, polishing machines), tooling sets, and coil handling systems, providing efficient and precise tube production solutions for various materials and applications.

 

 
 
Why Choose Us
24/7 Technical Support
Round-the-clock assistance for troubleshooting, minimizing downtime, and ensuring uninterrupted production.
Customized Solutions
Tailored machine designs to align with your production goals, material specifications, and operational workflows.
Honor & Qualification
ST Machineries holds prestigious certifications, including industry-leading awards and high-tech enterprise status, demonstrating its excellence in the tube mill sector.

 

Parameter

 

Parameter

Specification

Detection Method

Eddy current non-destructive testing (NDT)

Detection Object

Steel tubes and pipes

Tube Shape

Round, square, and rectangular tubes

Detection Frequency

Adjustable wide frequency range

Detection Channels

Multi-channel detection supported

Sensitivity Control

Adjustable gain and phase control

Detection Speed

High-speed online inspection

Defect Type

Surface and near-surface cracks, holes, and flaws

Operation Mode

Automatic continuous inspection

Alarm System

Sound and light alarm with defect marking

Display System

Real-time signal waveform and defect display

Application Environment

Production lines and quality inspection stations

 

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Benefits of Eddy Current Flaw Detector

Highly sensitive for detecting surface and near-surface material changes, voids, or defects.

Fast execution due to minimal prep time, portable equipment, and high area coverage, resulting in minimal asset downtime.

Doesn’t require direct contact with the test piece. Inspection probes can be mounted to drones to work at heights.

Directly control the depth of eddy current penetration for inspecting different material thicknesses.

Immediate, accurate results and visual reporting on asset condition, allowing fast follow-up action.

Environmentally friendly. Doesn’t use chemical penetrants or gamma rays, which can harm workers.

 

Applications of Eddy Current Flaw Detector

 

Industries

Defect types

Assets

1. Aerospace
2. Automotive
3. Chemicals
4. Defense
5. Manufacturing
6. Oil & Gas
7. Power Generation

1. Cracks
2. Corrosion
3. Wear (in tubes, often due to erosion)
4. Freezing-related damage (in tubes)
5. Lack of fusion
6. Pitting
7. Wall thickness loss
8. Protective coating damage

1. Conductive parts
2. Aerospace components
3. Automotive parts
4. Metal tube components
5. Welds and joints
6. Heat exchanger tubes
7. Bolt hole bores
8. Nozzle welds

 

 

Working Of Eddy Current Flaw Detector

Eddy current testing is a nondestructive testing (NDT) method that can be used for various inspection and detection applications. Eddy current inspections work using an electromagnetic field to measure the response from a material. Eddy current testing equipment generates magnetic fields, which induce a current that flows in a test piece (e.g., a conductor such as a coil). This influences the magnetic field, as well as the magnitude and phase of voltage in the coil. Any changes in conductivity, such as defects or thickness differences, can affect the resulting eddy current. This technology can then be used to measure distance or to detect flaws in conducting materials such as corrosion, erosion, wear, pitting, baffle cuts, wall loss, and cracks.

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Delivery Information

Shipping Methods

We offer a variety of shipping options, including sea freight, air freight, railway transportation, and international express delivery, to meet the diverse needs of our customers.

 

Estimated Delivery Time

We will provide you with the estimated delivery time for your order, which will be clearly stated in the formal order to ensure your rights are protected, allowing you to arrange for the receipt of your goods in a timely manner.

 

Order Tracking

We provide order tracking services, allowing you to stay informed about the current status and expected arrival time of your order. Detailed inspection information and shipping manifests, including photos and videos, are provided to ensure the security of your transactions.

 

 

Certificates

 

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FAQ

 

Q: What does the Eddy Current Flaw Detector do?

A: It is a non‑destructive testing device that uses electromagnetic induction to detect surface and near‑surface defects in steel tubes during inspection.

Q: How does eddy current testing work?

A: Alternating current in a probe coil generates a magnetic field that induces eddy currents in the tube; changes in these currents indicate cracks or flaws.

Q: What types of defects can it find?

A: It can detect cracks, corrosion, wall thinning, and other surface‑level irregularities in conductive tube materials.

Q: Is this device suitable for online inspection?

A: Yes, it can be used for high‑speed online inspection on tube production lines to ensure consistent quality without stopping production.

Q: What materials and tube shapes can be inspected?

A: It works for steel and other conductive metal tubes of different shapes and sizes, making it suitable for a range of tube manufacturing and quality control applications.

We're professional eddy current flaw detector manufacturers and suppliers in China, specialized in providing high quality customized service. We warmly welcome you to buy discount eddy current flaw detector for sale here from our factory. For price consultation, contact us.

eddy current flaw detector, Steel Tube Eddy Current Flaw Detector

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