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Liquid Penetrant Testing (LPT)

Liquid Penetrant Testing (LPT)

Liquid penetrant testing (LPT) is a non-destructive method used to detect surface flaws in materials such as metals, ceramics and plastics for industries including aerospace, automotive and manufacturing. The test involves the application of a liquid which seeps into any defects along with time period after which it's removed from its source; thereafter, when the developer is applied -the unseen cracks or laps become visible making them perceivable to inspectors’ keen eye. LPT thus provides an effective tool that helps keep components reliable while ensuring their integrity.

Dye-PenetrantWhy is liquid penetrant testing so important for businesses?

There are several key reasons:

  • Safety: Surface-breaking flaws can render components highly unreliable and, in turn, hazardous. To mitigate the risk of accidents or other unfortunate incidents occurring due to component failure under load or while operating, liquid penetrant testing is leveraged as a safeguard measure by detecting such defects beforehand.
  • Quality: Liquid penetrant testing is an invaluable tool for businesses looking to ensure their products meet the highest standards. This method of defect-detection can identify flaws early in the production process and help prevent costly rework - meaning customers are more likely to receive a product that matches what they expect.
  • Cost savings: Early defect detection in production can be a huge cost-saving boon for businesses. By identifying potential problems before the final product is shipped, you not only avoid expensive replacements and repairs but also stay ahead of any future headaches down the line.
How can Inspexion help your business with liquid penetrant testing inspection? 

  • Expertise: Inspectors on Inspexion's marketplace are highly trained and experienced in the latest LPT techniques and standards. They can help businesses ensure that their components are inspected to the highest level of accuracy and reliability.
  • Flexibility: Inspexion can provide quotes for liquid penetrant testing services on-site or in their own facility, depending on the needs of the business. This allows businesses to choose the most convenient and cost-effective option for their inspection needs.
  • Technology: Inspexion's registered professionals uses the latest LPT equipment and technology to ensure accurate and reliable results. They also use digital reporting systems to provide businesses with clear and concise reports of their inspection results.
  • Compliance: Inspexion can quote for LPT inspection services that are compliant with a range of industry standards, including ASTM E1417, AMS 2644, and ASME V Article 6. This ensures that businesses can meet their regulatory and compliance obligations.
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Use our global database of professionals.

At, we provide a variety of inspection quotes for Liquid Penetrant Testing. We pride ourselves on being the quickest and most cost-effective way for you to get the right tests done. Simply sign up and post a request for services and our network of qualified inspectors will bid for your project. Select the quote that suits your budget and timeframe and an experienced inspector will examine your project and send you a report in your chosen time frame - it's never been easier to book a Liquid Penetrant Test.


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