A control device for controlling a crack propagation test apparatus, a crack propagation test apparatus, and methods for performing crack propagation tests

摘要

The invention relates to a control device 12 for controlling a crack propagation test device 10 for performing crack propagation tests, comprising a detection and evaluation device 28 for detecting a crack 30, 30a, 30b on a test specimen 16 and for evaluating the crack 30, 30a, 30b, wherein the control device 12 is adapted to control a load application device 14 of the crack propagation test apparatus 10.