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Best NDT Companies in Michigan

Michigan's NDT market is defined by its position as the center of the U.S. automotive industry, with an enormous manufacturing base spanning Detroit, Grand Rapids, Flint, Lansing, and the broader Southeast Michigan corridor. NDT companies in Michigan provide in-process and final inspection services to the automotive OEM and Tier 1/2 supply chain — casting inspection for engine and transmission components, weld verification for body-in-white structures, and forging evaluation for safety-critical powertrain and chassis parts. The state also supports aerospace NDT companies in the Grand Rapids area serving Tier 1 and Tier 2 aviation suppliers, and a growing advanced manufacturing sector transitioning to EV powertrains and battery systems that present new NDT challenges.

Why these suppliers?

  • ✓Michigan NDT companies embedded in the automotive supply chain operate under IATF 16949 quality systems, are familiar with AIAG PPAP documentation, and maintain the rapid response and high-volume capacity required by automotive production schedules.
  • ✓Michigan's Southeast automotive corridor supports specialized casting and forging NDT companies with industrial radiography, UT thickness measurement, and MT/PT capabilities tailored to powertrain components and structural castings.
  • ✓Grand Rapids–area aerospace NDT companies provide Nadcap-accredited inspection for Michigan's growing aerospace supplier base, with scope in RT, UT, MT, and PT for flight-critical metallic and composite components.

581 verified suppliers found

Chelsea Grinding Co
Jackson, Michigan
+1 517-796-0343
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Cherryland Precision Machining, LLC
Traverse City, Michigan
+1 231-267-8050Website
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Clarklake Machine Inc
Clarklake, Michigan5.0(1)
+1 517-529-9454Website
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Classic Industrial Techs
Rockwood, Michigan
+1 734-379-9999
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Classic Turning Inc
Jackson, Michigan2.6(9)
+1 517-764-1335Website
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CMM Optic
Troy, Michigan
+1 248-273-1111Website
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Co DO Machine & Tool Inc
Jackson, Michigan
+1 517-789-5113
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Competitive Machining Inc.
Standish, Michigan
+1 989-846-9600
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Complex Tool & Machine Inc
Village of Clarkston, Michigan5.0(1)
+1 248-625-0664
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CompuDie Inc
Wyoming, Michigan

CompuDie is one of the first Wire-EDM shops to arrive in the Grand Rapids, MI area over 30 years ago. Multiple machines are capable of handling any size order you may need.

+1 616-531-2046Website
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Concord Manufacturing
Concord, Michigan5.0(1)

Industry leading manufacturer of precision machined products since 1919 specializing in high volume and complex components.

+1 517-524-8970Website
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Conrad Machine Co
Whitehall, Michigan

Conrad Machine Company is North America

+1 231-893-7455Website
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Contour Engineering
Shepherd, Michigan
+1 989-828-6526Website
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Contour Machining Inc.
Livonia, Michigan4.2(5)
+1 734-525-4877Website
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Contour Tool & Machine Inc.
Jackson, Michigan5.0(1)

Contour Tool & Machine delivers high-precision CNC machining, custom tooling, grinding, fabrication, and EDM services. Built for tight tolerances and complex jobs.

+1 517-787-6806Website
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Controlled Turning Inc
Jackson, Michigan5.0(1)
+1 517-782-0517
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Copeland-Gibson Waterjet Cutting
Troy, Michigan5.0

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+1 248-740-4400Website
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Copenhaver Machine & Tool
Ludington, Michigan1.0(1)
+1 231-845-1345
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Copper Industrial
Stockbridge, Michigan3.7(3)
+1 517-985-6050Website
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Costello Machine
New Baltimore, Michigan3.7(3)
+1 586-749-0136Website
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Frequently Asked Questions

What NDT methods are used for automotive casting inspection?
Industrial radiography (X-ray RT) is the primary volumetric inspection method for aluminum and iron castings — detecting porosity, shrinkage cavities, cold shuts, inclusions, and core shifts. Automated X-ray inspection systems with digital imaging and AI-assisted defect classification are widely used by high-volume automotive casting suppliers. CT (computed tomography) scanning provides 3D volumetric data for complex castings and is increasingly used for first-article inspection and root cause analysis. Dimensional measurement (CMM) is used for geometric conformance but is not NDT in the traditional sense.
How is NDT evolving for EV battery and powertrain components?
EV battery modules and packs introduce new NDT challenges: weld inspection for battery tab and busbar connections (typically laser or ultrasonic welds on thin, dissimilar metals), CT scanning for internal structure of cell assemblies, and moisture ingress detection. EV motor and reducer housing inspection uses established methods (X-ray RT, UT for castings) but with different alloy grades and thinner sections than traditional ICE components. Michigan NDT companies serving the EV supply chain are developing new procedure qualifications and equipment configurations for these applications.
Do Michigan NDT companies serve the aerospace supply chain?
Yes. Michigan has a significant aerospace Tier 1 and Tier 2 supplier presence, particularly in the Grand Rapids and Kalamazoo areas (Gentex, Moog, Parker Hannifin divisions, and others). NDT companies serving this sector hold Nadcap accreditation for aerospace methods (RT, UT, MT, PT) and NAS 410 personnel qualifications. Michigan's aerospace NDT providers often serve both the automotive and aerospace sectors, but it's important to confirm their Nadcap scope matches the specific methods required for your parts.

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