JIG FOR GRIPING SAMPLE FOR CRYOGENIC TENSILE TEST AND CRYOGENIC TENSILE TEST DEVICE HAVING THE SAME

摘要

Disclosed is a specimen grip jig for cryogenic testing and a cryogenic tensile testing device comprising the same. The disclosed cryogenic test specimen grip jig includes: an installation hole portion disposed to face each other inside the chamber, the width of the chamber becoming narrower toward the center, and a jig portion connected to the installation hole portion to form a specimen hole through which the specimen passes; A pair of wedge parts disposed to face each other in the installation hole portion to grip the specimen, and having a narrower width toward the center of the chamber; Characterized in that it comprises a; coupling portion for coupling the jig portion and the wedge portion.