Our in-house fastener lab is accredited to ISO 17025 by A2LA cert 1103.01 (www.A2LA.org)

View our A2LA Certification

Our accredited capabilities include: 

  • Tensile testing up to 300,000 lbs, including full size testing of 1-3/8” bolts

  • Reduced tensile

  • Proof Load

  • Wedge/Axial Tensile

  • Rockwell Hardness Testing (Rockwell C and N scales)

Non-Accredited Capabilities include:

  • Pullout testing of spikes and screws.

  • Metallographic preparation and microscopic examination

  • Decarburization depth measurement

All heat treated parts are tested in our lab before being released for shipment. Every part is traceable by lot number to the steel heat number and lab test report.

TESTING

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© 2017 by Lewis Bolt & Nut Company