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Mitutoyo 11AAE903 | HH-V400 Impact Device HLDC | D scale, up to 68 HRC, 90 g
The HLDC impact device (11AAE903) is the compact version of the HLD for testing in confined spaces such as tubes or bores and fits the HH-V400 Leeb hardness tester. It uses an impact hammer with an integrated carbide-ball tip, D scale (ASTM A 956).
Key features
- 90 g impact device, type HLDC
- HLDC device: up to 68 HRC
- Parts of 5 kg and 5 mm or more, or 0.1 to 5 kg on a massive base
- Test points at least 5 mm from the edge and 3 mm apart
- Ra of 2 µm or less on the test surface
HH-V400 display units recognise this device without manual setup.
- Specifications
- Downloads
| Part Number | 11AAE903 |
| Brand | Mitutoyo |
| Model | HH-V400 |
| Impact Device Type | HLDC |
| Hammer | Impact hammer with integrated carbide-ball tip |
| Scale | D scale (ASTM A 956) |
| Maximum Hardness | Up to 68 HRC |
| Mass | 90 g |
| Standard | Mitutoyo standard (ISO 16859-1/-2, ASTM A956/A956M-17a) |
| Min. Specimen Thickness | 5 mm |
| Min. Specimen Mass | 5 kg (0.1 to 5 kg on a massive base) |
| Surface Roughness | Ra 2 µm or less |
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