Series 640 - Rockwell Type Hardness Testers
Rockwell Type Hardness Testers
Series 640
FEATURES
STANDARD ACCESSORIES
Series 640
FEATURES
- For testing the hardness of various materials to determine the Rockwell hardness to scales A, B and C
- Unit is designed with mechanical loads for precise hardness readings
- Conform to the requirements of ASTM E18, ISO 6508-2 and GB/T 230.2 standards
- Readings provided to a minimum resolution 0.5HR
STANDARD ACCESSORIES
- Diamond cone penetrator 1pc
- V-notch anvil 1pc
- Small flat anvil 1pc
- Large flat anvil 1pc
- Rockwell standard 5pcs
- 1/16”steel ball penetrator 1pc
- Instruction manual 1pc
Range | Test Force | Test Height | Throat Depth | Code No. |
20-88HRA 20-100HRB 20-70HRC |
588.4, 980.7, 1471N (60, 100, 150kgf) |
170mm | 135mm | 640-01-0 |
20-88HRA 20-100HRB 20-70HRC |
588.4, 980.7, 1471N (60, 100, 150kgf) |
400mm | 160mm | 640-02-0 |