Rail Industry Testing - Clark Testing

Rail Industry Testing

The rail industry is constantly faced with demands for product innovation to its infrastructure and equipment. Propelled by the competitive nature of global initiatives, the market is demanding developments that include structurally sound, environmentally benign, cost effective and safe products. Clark Testing has supported the rail industry with mechanical testing, product validation, accelerated aging and compliance certification for many years. We have provided services to a variety of stakeholders in the rail industry including component light & heavy rail equipment manufacturers to MIL-STD and IEC Standards. Our fully accredited labs have provided mechanical testing services, life cycle aging and structural load testing.


  • IEC 60068
  • IEC 61373
  • IEC 62236
  • IEC 61000
  • EN 50121
  • EN 55022
  • MIL-STD-810
  • MIL-STD-461
  • CFR Title 49
  • ISO 2017
  • ISO 3381
  • EN 12663
  • EN 13479
  • EN 13260
  • EN 13261
  • EN 13262

With load testing capabilities of over 1,000,000 pounds, Clark Testing is uniquely positioned to meet the needs of the rail industry. In addition to our structural capabilities, we provide EMC/EMI compliance testing along with field data acquisition. Having quality data from actual field conditions that components and equipment are subjected to in the field is critical in solving reliability issues. Clark Testing has a team of field data acquisition engineers and technicians available to measure load, stress, strain, acceleration, vibration and noise.

Our experts have a wealth of experience in supporting rail customers around the globe. We work with our clients to develop solutions tailored to meet the requirements of the rail industry. Clark Testing delivers this through a powerful combination of technology and expertise.


  • Bolster
  • Brakes
  • Bearings
  • Axles
  • Bogies
  • Cylinders
  • Gearboxes
  • Springs
  • Power Supplies

Our experts have a wealth of experience in supporting rail customers around the globe. We work with our customers to develop solutions tailored to meet the requirements of the rail industry. Clark Testing delivers this through a unique combination of technology and expertise.

Testing Services


Clark Dynamics has the environmental chambers to accelerate aging and validate functional performance for longer product life expectancy. Clark can accommodate large component aging for extended periods simulating containment internal conditions as high as 170C.

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Electromagnetic Compatibility (EMC)

Common to automated systems and electronics in the industry is the requirement to ensure electromagnetic compatibility of components and mitigate vulnerability to outside sources. Emissions and Immunity analysis provides insight as to the potentially undesirable propagation and reception of electromagnetic energy and radiofrequency interference.

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Structural, Load & Fatigue

Unique to each test specimen are its functional and design-basis lifetime requirements. Clark’s facilities have the equipment and technical expertise to test a variety of components for mechanical fatigue and failure, life cycle, aging, accelerated aging, and simulation.

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Shock and Vibration

Clark Testing’s Vibration laboratory has multiple hydraulic and electrodynamic shakers making Clark Testing the ideal fit for all your testing needs. Our Vibration laboratorys' investment in new equipment has led to Clark Testing being an industry leader in Vibration Testing.

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Powertrain and Gearbox

Clark Testing has been in the powertrain & gearbox testing business for over 20 years. Over that time we have tested products ranging from small components such as starters and air motors to transmissions and axles in excess of 2000 horsepower. ciency for anything from heavy off-road industrial equipment to high performance motorized competition vehicles.

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Fuels and Lubricants

The Fuels and Lubricants lab specializes in wear testing of products based on test rigs such as Four-Ball wear, Hydraulic Pump Wear, and FZG Gear. Clark Testing Fuels & Lubricants Laboratory is fully equipped to perform tests ranging from routine analyses to quality control.

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Clark Testing has been providing product qualification testing and design verification for manufactures for over 20 years. We provide our clients with independent testing.

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