Feature & Use * Optimized mechanical frame, automatic testing process, large LCD digital display * RS232 data interface * The measured hardness Rockwell scale: HRA, HRB, HRC, HRD, HRE, HRF, HRG, HRH, HRK * 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. Scale availabe : Rockwell, Brinell, Vickers Specifications Min measuring unit 0.125um (0.0625µm optional) Test force 0.3Kgf (2.94N), 0.5Kgf (4.90N), 1.0 Kgf (9.8N), 2.0Kgf (19.6N), 3.0Kgf (29.4N), 5.0Kgf (49.0N), 10.0Kgf (98.0N) Hardness measuring range 8~2900HV Method of testing force applied Automatic loading, unloading testing force Objective,indenter exchange Manual / Automatic (choosable) Objective Number: two Standard: 10X, 20X Magnification of test microscope Standard: 100X, 200X Test force duration time 0~99S (per second as a unit, any entering) Data output Read by LCD, saved in USB flash disk as EXCEL document Max Height of Specimen 160mm Distance of Indenter to outer wall 135mm Power supply AC220V+5%, 50-60Hz Overall Dimension 600*190*620mm Net weight About 50Kg