300/310HRSS-150 Automatic full Rockwell hardness tester

300/310HRSS－150 Automatic full Rockwell hardness tester Measuring range: Rockwell: 20-88hra, 20-100hrb, 20-70hrc 588.4, 980.7, 1471 Newton (60, 100, 150 KGF) Surface Rockwell: 70-91hr15n, 42-80hr30n, 20-70hr45n, 73-93hr15t, 43-82hr30t, 12-72hr45t 147.1, 294.2, 441.3 n (15, 30, 45 KGF) Test force: Rockwell: 588.4, 980.7, 1471 Newton (60, 100, 150 KGF) Surface Rockwell: 147.1-294.2-441.3n (15-30-45kgf) Test items: Rockwell HRA, B, C, D, N, t scales (E, F, G, h, K optional)