Description
Applicable Fields:
- Surface coating, steel, non-ferrous metal, ceramics, alloys, etc;
- Heat treatment, carbonization,hardening layer, nitriding layer;
- Small and thin parts, etc.
- Hardness test such as on the depth and gradient of the carbonized layers and quenched hardened layers.
Main Features:
- Back-light brightness is adjustable in 20 levels
- With high-definition optical system
- Diagonal length D1 and D2 encoders input to reduce manual reading error
- The objective lens and the pressure head can automatically switch and locate accurately
- Test results and data processing can be output by printer.
- 4-inch large LCD screen with menu structure
- Test process is automatic and easy to operate
- Easy for hardness scales conversion
Technical Specifications:
| Model | NG-HVD5 | NG-HVD10 | NG-HVD30 | NG-HVD50 |
| Test force | 0.3Kgf (2.94N) 、 0.5Kgf(4.9N) 、
1Kgf (9.8N) 、 2Kgf (19.6N) 、 3Kgf(29.4N)、 5Kgf (49N) |
0.3Kgf (2.94N)、0.5Kgf(4.9N)、
1Kgf (9.8N)、3Kgf(29.4N)、 5Kgf(49N)、 10Kgf (98N) |
1Kgf (9.8N)、3Kgf(29.4N)、
5Kgf (49N)、 10Kgf (98N)、 20Kgf (196N)、 30Kgf (294N) |
1Kgf (9.8N)、
5Kgf (49N)、 10Kgf (98N)、 20Kgf (196N)、30Kgf(294N)、 50Kgf (490N) |
| Min measuring unit | 0.125µm (with objective lens) | |||
| Max height of specimen | 165mm | |||
| Distance of
Indenter to outer wall |
130mm | |||
| Measuring Range | 8-2900HV | |||
| Conversion Scale | Rockwell,Superficial Rockwell, Brinell | |||
| Indication of
Hardness Value |
LCD screen display | |||
| Test microscope magnification | 200X(Measuring)，100X（observation） | |||
| Data output | Inside Printer | |||
| Load control (force applied) | Automatic（Loading, Dwell, Unloading） | |||
| Carried Standard | GB/T4340.2 Chinese Standard, JJG151 Inspection Rule | |||
| Power supply | AC220V+5%,50-60Hz | |||
Standard Accessories:
| Item | Quantity | Item | Quantity |
| Objective 10x | 1 | Digital display eyepiece 10X | 1 |
| Objective 20x | 1 | Vickers hardness block (HV5) | 1 |
| HV Indenter | 1 | Micro hardness block (HV5) | 1 |
| Weight | 3 | Spare Fuse (2A) | 2 |
| V shape testing table | 1 | Printer paper | 1 |
| Big testing table | 1 | 12V20W lamp | 1 |
| Small testing table | 1 | CCD contact pipe | 1 |
| Spirit level | 1 | CCD joint cap (with 3 screws) | 1 |
| Phillips screwdriver | 1 | Operation Manual | 1 |
| Inner hexagon spanner | 1 | Dust cover | 1 |
| Horizontal adjusting screw | 4 | Power cable | 1 |
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