TG153 Profiled Chuck for Cement Tensile Tests Profiled chuck grips are ideal for testing cement samples. Use for pre-formed cement bricks. Capacity: 10 kN, 2248 lbf Packaging: Includes upper and lower grips. Applications: Used for determining the tensile strength of cement mortar by casting and testing briquette samples. Test method is similar to that described in ASTM C190:1985 (Standard test method for tensile strength of hydraulic cement mortars).