Vickers Hardness Tester HV-50/HV-50A
Category：Hardness Tester
Introduction
The HV-50 / HV-50A Vickers Hardness Tester is a precision instrument integrating optical, mechanical, and electronic technologies. Featuring a load cell and closed-loop control system, it ensures accurate and stable test results in compliance with GB/T 4340.2. ISO 6507-2. and ASTM E92. With a measuring range of 5–3000 HV and test forces from 0.5 to 50 kgf, it is suitable for metals, coatings, ceramics, and surface-hardened materials in laboratory and quality control applications.
Applications
Suitable for ferrous metal, non-ferrous metals, IC thin sections, coatings, ply-metals; glass, ceramics, agate, precious stones, thin plastic sections etc.; hardness testing such as that on the depth and the trapezium of the carbonized layers and quench hardened layers.
Standards
(1)GB/T 4340.2：Metallic materials — Vickers hardness test — Part 2: Verification and calibration of testing machines
(2)ISO 6507-2：Metallic materials — Vickers hardness test — Part 2: Verification and calibration of testing machines
(3)ASTM E92：Standard Test Method for Vickers Hardness and Knoop Hardness of Metallic Materials
Parameters
| Specification | Description |
| Measuring Range | 5–3000 HV |
| Test Force | 4.903 N, 9.807 N, 19.61 N, 24.52 N, 29.42 N, 49.03 N, 98.07 N, 196 N, 294 N, 490 N (0.5 kgf, 1 kgf, 2 kgf, 2.5 kgf, 3 kgf, 5 kgf, 10 kgf, 20 kgf, 30 kgf, 50 kgf) |
| Hardness Scale | HV0.5, HV1, HV2, HV2.5, HV3, HV5, HV10, HV20, HV30, HV50 |
| Lens / Indenter Switch | HV-50: Manual turret; HV-50A: Automatic turret |
| Reading Microscope | 10x |
| Objectives | 10x (measurement), 20x (observation) |
| Measuring System Magnification | 100x, 200x |
| Effective Field of View | 800 μm |
| Minimum Measuring Unit | 1 μm |
| Light Source | Halogen lamp |
| Maximum Specimen Height | 170 mm |
| Throat Depth | 130 mm |
| Power Supply | 220V AC or 110V AC, 50/60 Hz |
| Dimensions | 530 × 280 × 630 mm |
| Gross Weight / Net Weight | 47 kg / 35 kg |
Features
high-tech and new product combining the optics, mechanic and electrics features;
adopts load cell control system, improves the precision of the test force and the repeatability and stability of the indicating value;
shows the test force, dwell time, test numbers on the screen, only need to input the diagonal of the indentation when operation, it can automatically get the hardness value and shows on the screen.
It can be equipped with CCD image automatic measuring system;
The instrument adopts closed-loop loading control system;
Precision conforms to GB/T 4340.2. ISO 6507-2 and ASTM E92
Accessories
| Item | Quantity / Specification |
| Main Unit | 1 |
| 10× Reading Microscope | 1 |
| 10× Objective | 1 (included with main unit) |
| 20× Objective | 1 (included with main unit) |
| Diamond Vickers Indenter | 1 (included with main unit) |
| Large Flat Test Table | 1 |
| V-Shaped Test Table | 1 |
| Hardness Block 400–500 HV5 | 1 |
| Hardness Block 700–800 HV30 | 1 |
| Certificate | 1 |
| Horizontal Adjusting Screw | 4 |
| Level | 1 |
| 1A Fuse | 2 |
| Halogen Lamp | 1 |
| Power Cable | 1 |
| Screwdriver | 1 |
| Internal Hexagonal Wrench | 1 |
| Anti-Dust Cover | 1 |
| Operation Manual | 1 |
FAQ
(1) What is this product?
It is a Vickers hardness tester using closed-loop load control for precise micro and macro hardness measurement.
(2) What is this product used for?
It is used to evaluate hardness of metals, coatings, ceramics, thin sections, and surface-hardened layers.
(3) Why is this product important?
It provides high-resolution hardness data critical for material research, heat treatment verification, and quality control.
(4) What industries is this product suitable for?
It is suitable for metallurgy, electronics, automotive, aerospace, heat treatment, coating technology, and research laboratories.
(5) What types of this product are available?
Available types include manual Vickers testers, automatic turret models (HV-50A), and systems with optional CCD automatic measurement.
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