New high-temperature COD gages with improved accuracy and higher test frequency capabilities measure crack length at temperatures up to 600 °C. Use for KIC, JIC, R-curve, and Fatigue Crack Growth testing in an environmental chamber – no cooling of the COD gage is required. https://epsilontech.com/7641.htm
New COD Gages for Fracture Mechanics and da/dN Testing up to 600 °C
