Close Loop Rockwell Hardness Testing Machine , Digital Rockwell Tester

Close Loop Bench-top Rockwell Cum Superficial Rockwell Digital Hardness Testing Machine Application Fields: Suitable for quenched steel, tempered steel, annealed steel, cold and hard casting, malleable cast iron, hard alloy steel, aluminum alloy, copper alloy, bearing steel etc. Also suitable for surface quenched steel, surface heat treating and chemical treating materials, sheet, zinc layers, chrome layers, tin layers etc. The scales, indenters, test force values of the