Key Specifications/ Special Features:

Performance characteristics.

1.Automatic loading and unloading test force mechanism, the test force holding time can be arbitrarily selected from 0 to 99 seconds.

2.the use of computer software programming, Vickers and Nuclid scale can be converted between

3.stable optical measurement system, can adjust the intensity of the measurement light source

4.Panel display directly shows the hardness value, easy to use and high precision measurement

Measuring range: tiny, thin, surface penetration coating specimens and glass, ceramics, agate, artificial gemstones and other brittle and hard materials. Is a scientific research institutions, enterprises and quality inspection departments for research and testing of the ideal hardness testing equipment.

1.Product Model：HV-5

2.Six-archival force (Kgf)：0.2, 0.3, 0.5, 1, 3, 5

3.Eight-step force (Kgf)：0.2, 0.3, 0.5, 1,2, 3,4,5

4.Test force loading：Automatic (loading/unloading/holding/unloading)

5.Test force loading speed：0.2mm/s

6.Compliance with standards (precision)：GB/T4340.2 national standard, JJG151 testing regulations;

7.Micrometer eyepiece magnification：10X (mechanical eyepiece)

8.Minimum detection unit：0.5μm (optional 0.25μm)

9.Microscope moving mode：0.4 pitch screw

10.Measurement data acquisition method：Manual acquisition

11.Measurement data calculation method：Automatic calculation

12.Objective lens magnification：10X (observation), 20X (measurement)

10X (observation, measurement)

13.Total Magnification：100X (observation), 200X (measurement)

100X (observation, measurement)

14.Hardness value display mode：Electronic small screen (120×22mm)

15.Tower control mode：Manual control

16.Conversion scale：HV, HK, HBW, HRA, HRB, HRC, HRD, HRF, HR15N, HR30N, HR45N, HR15T/30T/45T

17.Built-in printer：No

18.Number of test storage groups：None

19.Hardness theoretical measuring range：Maximum hardness value 6000, minimum hardness value 0.001

20.Body Craftsmanship：Stable body

21.Test force reading：Rotary and torsion conversion, automatic reading

22.Test force holding time：0-99 seconds (s) (every 1 second (s) as a unit)

23.Light source brightness adjustment：0-100% adjustable, 5% step by step

24.Maximum height of test piece：220 mm

25.Distance from center of indenter to inner wall：130 mm (from the center)

26.Overall dimensions：680(H)×216(W)×565(D)mm

27.Power supply：AC220V/50Hz