Series 640 - Impact Hardness Testers
Impact Hardness Testers
Series 640
FEATURES
Series 640
FEATURES
- Large screen with color display, allows for clear display of all functions and parameters
- Hardness test can be taken at any angle including inverted
- A wide measuring range supports the hardness of all metallic materials. Hardness results are directly displayed in HRB, HRC, HV, HB, HS, HL hardness scales.
- Six impact devices are available for special application with automatic impact device recognition
- Diameter of carbide ball: 3mm.
- Large capacity memory storage of 500 sub groups. Stored information including single measured value, mean value, test data, impact direction, impact times, material and hardness scale are available
- Support two languages display, English and Chinese
- Upper and lower limit can be preset. An audio alarm will automatically sound when the reading is outside of the preset limits
- Battery voltage information is displayed including the charge status
- Calibration function is available.
- USB1.1 port allows for information to be uploaded directly to a pc
- High speed thermal printer allows for the readings to be immediately printed
- 6V Ni-MH rechargeable battery are supplied. The batteries can be charged with the integrated charger.
- Up to 150 hours of continuous operation battery life between charges (eL off and no printing)
- Automatic power off after five minutes
- Impact device 1pc
- Hardness test block 1pc
- Battery Charger 1pc
- Paper for printing 1pc
- Manual 1pc
Range | Accuracy |
Application Range |
Impact Devices | Impact Capacity | Code No. |
(170-960) HLD (17-68.5) HRC (19-651) HB |
HLD: ±5 HRC: ±1 HB: ±4 |
Test the normal smooth, flat surface |
D | 11 Nmm | 640-17-1 |
(170-960) HLD (17-68.5) HRC (19-651) HB |
HLD: ±5 HRC: ±1 HB: ±4 |
Test hole or hollow cylindrical | DC | 11 Nmm | 640-17-2 |
(170-960) HLD (17-68.5) HRC (19-651) HB |
HLD: ±5 HRC: ±1 HB: ±4 |
Test small, light, thin parts and surface of hardened layer |
C | 2.7 Nmm | 640-17-3 |
(170-960) HLD (17-68.5) HRC (19-651) HB |
HLD: ±5 HRC: ±1 HB: ±4 |
Test groove or re-entrant surface |
D+15 | 11 Nmm | 640-17-4 |
(170-960) HLD (17-68.5) HRC (19-651) HB |
HLD: ±5 HRC: ±1 HB: ±4 |
Test slender narrow groove or hole |
DL | 11 Nmm | 640-17-5 |
(170-960) HLD (17-68.5) HRC (19-651) HB |
HLD: ±5 HRC: ±1 HB: ±4 |
Test large, thick, heavy and rough surface steel |
G | 90 Nmm | 640-17-6 |