Customization: | Available |
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Type: | Vickers Hardness Tester |
Measuring Range: | HV |
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The Vickers hardness test method consists of indenting the test material with a diamond indenter, in the form of a right pyramid with a square base and an angle of 136 degrees between opposite faces subjected to a load of 1 to 100 kgf. The full load is normally applied for 10 to 15 seconds.
The two diagonals of the indentation left in the surface of the material after removal of the load are measured using a microscope and their average calculated. The area of the sloping surface of the indentation is calculated. The Vickers hardness is the quotient obtained by dividing the kgf load by the square mm area of indentation.
The advantages of the Vickers hardness test are that extremely accurate readings can be taken, and just one type of indenter is used for all types of metals and surface treatments. Although thoroughly adaptable and very precise for testing the softest and hardest of materials, under varying loads, the Vickers machine is a floor standing unit that is more expensive than the Brinell or Rockwell machines.
When selecting a hardness tester for your application, it is important for you to consider the following:
Choose the correct test method based on the application.
Plan to use the highest test force and largest indenter possible. Consider the effects of the shape and dimensions of your test sample.
Answer these key questions:
1, What kind of hardness scale to be used?
2, What is the material to be tested, and is this material suitable to the type of test method you are considering?
3, How large is the part, component or specimen to be tested?
4, Is the test point difficult to reach?
5, What is the quantity of testing that will be done?
6, How accurate does your test result need to be?
7, What is your budget?
8, What is the required return on investment and do you have ways to measure reductions in costs- yields, throughput, operator efficiency?
9, What testing problems have you experienced in your current method?
10, How knowledgeable are the users of the tester?
Specifications: | |||||
Product Name | 50Kg Digital Vickers Hardness Tester | ||||
Model | HV-50M | HV-50P | HV-50A | ||
Code# | 821-131 | 821-131P | 821-131A | ||
Difference | Turret | Manual | Manual | Auto | |
Mini-Printer | Without | Mini-Printer | Mini-Printer | ||
Hardness Conversion | Without | Without | HRC,HB,HK etc | ||
Testing Force | Kgf | 1, 2, 3, 5, 10, 20, 30, 50 | |||
N | 9.8, 19.6, 29.4, 49.0, 98.0, 196, 294, 490 | ||||
Testing Range | 8HV~2900HV | ||||
Loading Control | Automatic (Loading, Dwell, Unloading) | ||||
Magnification of Microscope | Observation:20x/40x; Measurement:20x/40x | ||||
Digital Eyepiece | Magnification:10x | ||||
Dwell Time | Adjustable 0~60s | ||||
Hardness Indication | 1HV/LCD Display | ||||
Illumination | Adjustable LED | ||||
Max. Height of Specimen | 170mm | ||||
Instrument Throat | 135mm | ||||
Power Supply | AC220V/50Hz;110V/60Hz | ||||
Dimension(LxWxH) | 535 x225 x580mm | ||||
Packing Dimension | 630 x460 x710mm | ||||
Gross/Net Weight | 60Kg/50Kg | ||||
Execution Standard | ISO 6507,ASTM E92,JIS Z2244,GB/T4340 | ||||
Standard Delivery: | |||||
Standard Delivery | Code# | Standard Delivery | Code# | Standard Delivery | Code# |
Vickers Indenter | 821-401 | HV 1 Hardness Block | 821-601 | Accessories Box | 821-901 |
10x Objective | 821-311 | HV 30 Hardness Block | 821-641 | Anti-dust Cover | 821-911 |
20x Objective | 821-321 | V-shape Anvil | 821-521 | Level Screw | 821-931 |
10x Digital Eyepiece | 821-301 | Power Cable | 821-801 | Instrument Manual | HV-50M/50P/50A |
Optional Accessories: | |||||
Optional Accessories | Code# | Optional Accessories | Code# | Optional Accessories | Code# |
25mm Digital Micrometer Head | 821-719 | Video Measuring Camera | 821-811 | USB Camera USB-V1 | 821-471 |
15x Digital Eyepiece | 821-351 | 1.5x Vickers CCD Adapter | 821-361 | Vickers Measuring Software | 821-461 |
LCD Video Monitor | 821-821 | V-Shape Anvil | 821-521 | Unequal Specimen Clamp | 821-741 |