HR-150A ROCKWELL HARDNESS TESTER

HR-150A ROCKWELL HARDNESS TESTER Feature & Use: * Manual testing process, no need for electric controlling * It's steady and reliable for testing of curved surface * Precision conforms to the Standards of GB/T 230.2, ISO 6508-2 and ASTM E18 It's suitable to determine the Rockwell hardness of ferrous, non-ferrous metals and non-metal materials. It can be widely applied in the Rockwell hardness testing for heat treatment materials, such as quenching, hardening and tempering, etc.