Initial Test Force: 3kg
Total Test Force: 15kg, 30kg, 45kg
Indenter: 120°diamond cone
Ф1.588mm carbide ball
Ф1.588mm steel ball
Accuracy: Meets the requirements of ISO6508， ASTM E 18
Testing Range: HRN, HRT,HRW, HRX, HRY, etc. 15 scales.
Application: All metals including iron, steel copper, aluminium, zinc, lead, tin, carburized steel, nitrided steel etc.