Mission Critical Testing.

Fast, Accurate Results.

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MSI Lab is a GE S-400 certified and A2LA ISO 17025 accredited metallurgical testing laboratory located in Dayton, Ohio. We provide chemical analysis, mechanical testing, and microstructure analysis for aerospace, defense, manufacturing, steel mills, foundries, processors, heat treating companies, and the pulp and paper industry throughout the Midwest and beyond. We specialize in rush metallurgical testing with same-day and next-day turnaround options for urgent projects.

Time-Critical Testing. Proven Results.

With decades of experience and thousands of tests completed, MSI delivers reliable, expert-level analysis across a wide range of disciplines:

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5,054

Failure Analysis

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26,616

Mechanical Testing

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7,876

Chemical Analysis

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6,491

Microstructure Evaluation

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Where Materials Meet Meaningful Insight

From Fortune 500 manufacturers to local innovators, organizations rely on MSI for more than just testing — they trust our depth of knowledge, responsive service, and results that drive decisions.

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Our Certifications

  • A2LA Accreditation – ISO/IEC 17025

    MSI is accredited by the American Association for Laboratory Accreditation (A2LA) under ISO/IEC 17025, the international standard for testing and calibration laboratories. This accreditation confirms our technical competence and ability to produce precise and accurate test results.

    View Our https://www.msilab.com/s/ISO-17025-2-28-2027-203701.pdf

    For more information, visit A2LA's official website.

    Logo with the letters A2LA, a globe in the background, the word ACCREDITED in a box, and a certification number #2037.01.

  • GE S-400 Special Process Certification

    MSI holds the GE S-400 certification, indicating our approval as a Special Process Supplier for General Electric. This certification demonstrates our adherence to GE's stringent quality requirements for materials testing and analysis.

    View our GE-S400 GT193-68639-Nov 30, 2026--AI-1certificate

    Details about GE's supplier certifications can be found on GE Aerospace's website.

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Trusted by Industry Leaders

  • Middletown Tube Works logo in black and green lettering with a stylized green 'M'

    "Middletown Tube Works, Inc. partnership with MSI allows us to quickly respond to material issues for our customers. Their comprehensive analysis gives us the ability to focus on resolving issues quickly to minimize impact on customers."

  • Calvary Industries logo with blue and green design elements.

    "When issues arise, having good data and good analysis are key to getting to the bottom of any problem. Brian and his team at MSI have been able to help us and our customers find solutions to problems not readily evident."

  • AM General logo with blue text and a red underline.

    "MSI has provided metallurgical and forensic analysis for General Engine Products for over 19 years. They provided timely and accurate analysis which has allowed us to make decisive plans for resolution to critical issues."

  • DuBois logo with stylized wave design and text

    "For over five years, MSI has been our “go to” laboratory for services outside our own capabilities and even for collaboration and corroboration with our internal facilities. Brian and his team at MSI lab are real professionals."