DIGITAL ROCKWELL HARDNESS TESTER (ROUND DISPLAY TYPE)
The motor controls the loading and unloading of the test force, and the loading time can be set.
The digital display shows the hardness value directly. The tester supports multiple Rockwell scales, such as HRD, HRF, and others, depending on the indenter and test force used
According to GB/T230.2-2018, ISO6508-2 and ASTM E18.