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Extensometers for materials testing

Fracture Mechanics Clip-On Gages

Model 3541

Fracture Mechanics Clip-On Gages
For fracture mechanics studies, these COD gages are in compliance with standardized test methods, such as ASTM E1820. +

Model 3548COD

High Temperature Furnace COD Gages (1200 °C or 1600 °C)
High temperature COD gages for use in split type materials testing furnaces with a slot for the ceramic rods. +

Model 7641

High Temperature Clip-On Gages (700 °C)
Designed for fracture mechanics testing in environmental chambers up to 700 °C (1300 °F) where the entire gage must be exposed to elevated temperatures. +

Repairs/Service

If your unit is in need of service, calibration or repair, initiate the RMA process with us and we will be happy to assist.

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Download Catalog

Our 2022 Extensometer Catalog, Version 110 is now available! Not finding something you’re looking for? Ask us about a custom quote.