Eddy Current Testing (ET) Services

In your high-stakes compliance environment, precise testing is crucial. Unitek Technical Services offers eddy current testing (ECT) to meet the needs of industries like aerospace and defense. Our services deliver detailed defect detection and reporting to support your component integrity review and compliance documentation requirements.

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What We Test

We provide services for all your flight-critical or mission-critical components, such as:

  • Engine parts
  • Aircraft structures
  • Tubing and hydraulic lines
  • Landing gear assemblies
  • Heat exchanger and condenser tubes
  • Fasteners and bolt holes

Our services enable proactive quality control by identifying and documenting defects in components before they are introduced to your production line.

Our Eddy Current Test Methods

By analyzing the changes in eddy currents, our technicians can identify surface or near-surface defects, such as cracks, corrosion or material thickness variations. Our team has the capacity to visit you or perform ECT at our well-equipped facility, depending on your requirements. After testing, we provide in-depth reports to help you take action and maintain the records necessary for compliance.

Surface Testing

During surface testing, we move an eddy current probe over the material’s surface to detect any irregularities. We utilize highly sensitive probes to rapidly scan large surfaces and complex geometries. As the probe moves, the eddy currents induced in the material interact with any surface defects, causing changes in the probe’s electrical impedance.

We measure these changes and analyze them to identify and characterize minute surface cracks, corrosion and heat-related damage. Using this data, you can make confident decisions regarding component safety and service life.

Near-Surface Testing

We also use eddy current testing for detecting defects located just below the material’s surface. Our technicians skillfully adjust the frequency and amplitude of the alternating current applied to the probe, allowing them to control the depth of penetration. This approach enables us to test multilayered or complex components.

These tests provide visibility and enhanced insight into the soundness of materials. They may help detect defects like delamination or subsurface cracks.

Tube Testing

We can use ECT to test pipes and tubes used in industries such as oil and gas, power generation and aerospace. We commonly use this method for eddy current chiller testing to assess tubing in air coolers, condensers and heat exchanges.

During tube testing, our technical specialists insert a probe into the tube to analyze the changes in the probe’s impedance. Based on the data collected, our technicians can identify defects such as cracks, pitting, or erosion within the tube walls, thereby verifying component integrity in accordance with industry and regulatory standards to support your internal quality assurance processes.

The Advantages of Choosing Us for Eddy Current Testing

Unitek Technical Services is a reliable partner for your ECT processes. We provide dedicated resources throughout your project, delivering clear communication from beginning to end.

Our technical specialists have an average of 15 years of experience in the field. They carry specialized expertise in the aerospace and defense industries, which enables them to understand the standards and tight tolerances your applications require.

Verify Your Component Integrity

Please contact us to obtain further details regarding our eddy current test support services. When looking for eddy current testing companies, consider our team of experts. We are readily available to assist you with any inquiries you may have.

Testimonials

“I want to express our appreciation for accomplishing these tasks so promptly and with such a professional staff. We both give your team very high marks for their knowledge and professionalism.”

- Quality Engineering Manager, Global Manufacturer

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