HRD-150C has firm structure, good rigidity, accuracy, reliability, durability and high test efficiency; Optimized design of mechanical structure, automatic test process, no human operation error Dial direct reading, HRA, hrbw, HRC scale; Other scales of Rockwell can be selected; The accuracy shall comply with GB / t230 2 ISO 6508-2 and ASTM E18. Application scope of electric Rockwell hardness tester Determination of Rockwell hardness of ferrous metals, non-ferrous metals and non-metallic materials; It is suitable for Rockwell hardness measurement of heat treatment such as quenching, quenching and tempering; It is especially suitable for the precise measurement of parallel planes, and the surface measurement is stable and reliable. Specification for electric Rockwell hardness tester Measurement range: 20-88hra, 20-100hrbw, 20-70hrc Test force: 588.4, 980.7, 1471 Newtons (60, 100, 150 KGF) Maximum allowable height of sample: 230 mm Distance from indenter center to machine wall: 165 mm Hardness resolution: 0.5hr Power supply: AC 220V, 50Hz Overall dimension: 522x293x729mm Weight: about 98 kg Main accessories Large flat test bench: 1 diamond cone indenter: 1 Small flat test bench: 1 1 / 16 "steel ball indenter: 1 V-shaped test bench: 1 standard Rockwell hardness block: 5