Digital display, directly reading result , resolution up to 0.1HR,Convertible hardness value;
Manual operation without electricity;
Precise oil buffer , loading speed adjustable;
Precision conforms to GB/T230.2 National Standard,ISO6508-2,ASTM E18 standard.
It's suitable to determine the Rockwell hardness of ferrous, non-ferrous metals and non-metal materials.It is suitable for the hardness test of heat-treated materials and hardness alloy materials such as quenching and tempering.