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MITUTOYO 每 Rebound Type Hardness Tester
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MITUTOYO – Rebound Type Hardness Tester
Brand: Mitutoyo
Model: HARDMATIC HH-411
Specification:
Standard Component:
Note:
The HH411 cannot be used for hardness measurement of elastic materials such as rubber. Stiffness of the measurement target may affect the measurement result. Particularly avoid the measurement of sheets.
Brand: Mitutoyo
Model: HARDMATIC HH-411
Specification:
| Order No. | 810-298(ASTM) 810-299(JIS) | |
| Model | HH-411 | |
| Detector |
Carbide ball is used at the tip of the impact hammer (D type: ASTM A956 specification) |
|
| Display | 7 segments, LCD display | |
| Hardness display range | Leeb hardness: 1 to 999HL | |
| Measuring accuracy |
800±12HL For measurements performed using a testing method described in the user’s manual with a Mitutoyo-recommended test block firmly mounted on a qranite surface base |
|
| Display range (The display range varies depending on the conversion table used.) |
Vickers hardness Brinell hardness Rockwell hardness (C scale) Rockwell hardness (B scale) Shore hardness Tensile strength |
: 43 to 950HV : 20 to 894 HB : 19.3 to 68.2 HRC : 13.5 to 101.7HRB : 13.2 to 99.3HS : 499 to 1996 MPa |
| Function |
Automatic angle correction Offset Pass or failure decision function Data save: 1800 Points Conversion (details in display range) Statistical calculation function (mean, maximum, minimum, variation, standard deviation) Auto-sleep Dotting count display |
|
| Specimen requirements |
Min. thickness: 5mm; mass: 5kg or more (However, specimens with a mass between 0.1 and 5kg can be tested if fixed to a strong support). Test points: At least 5mm from specimen edges and at intervals of at least 3mm. Surface roughness: up to Ra 2μm |
|
| External connection interface | For printer: Serial interface (compatible with the RS-232C standard), Digimatic interface ( 1 each; simultaneous output is available) | |
| Power supply | Two AA alkaline batteries (battery life: Approx. 70 hours in continuous use). AC adapter (special accessory) | |
| Operating environment | Temperature: 0 to 50°C Humidity: 95% (No condensation) | |
| External dimensions | Display: Approx. 70(W) x 110 (D) | |
| Mass | Detector: Approx. Φ 28 x 175mm 120g | |
Standard Component:
| Order No | Item | Description | Quantity |
| 810-292 | Display UD-410 | - | 1 |
| - | AA alkaline battery | - | 2 |
| - | User’s manual | - | 1 |
| - | Strap | - | 1 |
| 810-287 | Detector UD-411 |
D type Approx. Φ28 x 175 mm Approx. 120g (tip diameter Φ 22mm) |
1 |
| - | Impact hammer | - | 1 |
| 19BAA457 | Carbide ball | Installed in the impact hammer | 1 |
| 19BAA459 | Wrench | For replacement of carbide ball | 1 |
| 19BAA451 | Support ring | Φ 22mm | 1 |
| 19BAA452 | Support ring (Small) | Φ 14mm | 1 |
| 19BAA258 | Cleaning brush | - | 1 |
| - | Storage case for testing machine | For display and detector | 1 |
| 19BAA265 | Hardness standard block | 800 HLD-equivalent (Φ90mm, t55mm, 2.7kg) | 1 |
| - | Storage case for testing machine | - | 1 |
The HH411 cannot be used for hardness measurement of elastic materials such as rubber. Stiffness of the measurement target may affect the measurement result. Particularly avoid the measurement of sheets.