Figure 9. Topography images of the micro-hardness test

From

Experimental Study of Surface Roughness and Micro-Hardness Obtained by Cutting Carbon Steel with Abrasive WaterJet and Laser Beam Technologies

Mohammad S. Alsoufi, Dhia K. Suker, Abdulaziz S. Alsabban, Sufyan Azam

American Journal of Mechanical Engineering. 2016, 4(5), 173-181 doi:10.12691/ajme-4-5-2