DEVICE FOR FLEX CRACKING RESISTANCE TEST OF MATERIALS

摘要

The invention relates to test equipment. The purpose of the invention - improved accuracy test and a decrease in the device size. The apparatus 1 comprises a base 2 with a platform mounted on the uprights 3 and 4, a conical mandrel 5 for bending around the specimen 17 and loads 18 for Nat Zheni the specimen. The mandrel 5 is secured against movement along axis b and is rotatable around it. 3 mounted on a rack guide 9, which is mounted on the slider 10 with the abutments 15 and 16 for moving the sample, and a mechanism for the periodic rotation of the mandrel 5 is kinematically linked to the slide 10. 3 yl.