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Hardness tester (indentation tester)

Last Updated December 27, 2018

Introduction of hardness testing machine (indentation tester)

hardness


Overview

Principles

The conventional Vickers hardness test method observes the size of the hollow that forms the specimen surface after pressing indensed is observed with an optical microscope equipped with the test machine, and the hardness value is determined from the diagonal length of the hollow. However, unlike the conventional Vickers hardness tester, the tester is equipped with a displacement meter in the indenator drive part, and it is designed to show the material characteristics by measuring the applied test force and the indensity of the indenter.

Characteristics

The test force and push depth to be loaded during the indentation process can be continuously measured and displayed as a graph. From this graph, you can find plasticity, elasticity, and creep deformation, as well as intensive factors that are associated with the Young's density of the material.

Points to note

During the hardness test, cutting may be required to place the sample on the specimen table.

Equipment Performance and Specifications

Instrument model number: FISCHERSCOPE HM2000XYp Co., Ltd. Fisher Instruments
Date of introduction: September, 2011

Example of measurement

test
Figure 1 Indentation in the hardness test

profile
Fig. 2 Press load and push depth curve


Charges

Hardness tester 6,000 yen per sample

Charges

  • Those that require special materials, labor, etc. for testing, analysis, or preparation, and the amount of fees for research or research shall be equivalent to actual costs.
  • In particular, the amount of the fee or usage fee for use shall be double the amount specified.
  • A person who has an office or office in Yokohama City.Small and medium-sized enterprises (external site) stipulated in Article 2 of the Small and Medium Enterprise Basic LawThe amount of commission or usage fee pertaining to requests from other than is 1.3 times the specified amount (if there is a fraction less than 100 yen, round the fractional amount is rounded up to 100 yen.) It's called.
  • Fees or fees pertaining to requests from persons who do not have Address in Yokohama City or individuals who do not have offices or offices in the city or corporations or other organizations that do not have offices or offices in the city is 1.5 times the determined amount (100 yen) If there is a fraction less than, round the fractional amount is rounded up to 100 yen.) It's called.

For inquiries to this page

Small and Medium Enterprise Promotion Division, Small and Medium Enterprises, Economic Affairs Bureau

Phone: 045-671-4236

Phone: 045-671-4236

Fax: 045-664-4867

Email address: ke-keiei@city.yokohama.jp

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Page ID: 320-155-244

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