Rockwell Hardness Tester | Professional Hardness Testing Machine …
Rockwell Hardness. Taiwan Nakazawa supplies a full range of Rockwell hardness testers and surface Rockwell hardness testers imported from Japan. They are used for Rockwell hardness testing of various metal materials. They can test HRC, HRB, HRA, HR15N, HR30N, HR15T, HR30T, and 30 gauges. Both can be tested, and a hard plastic …