Hardness Testing Service

Hardness testing is a non-destructive or semi-destructive method used to determine the resistance of materials, particularly metals, to localized plastic deformation from either an indenter or a penetrator. This mechanical property is crucial in predicting the performance and durability of materials under various stress conditions. The test provides a measure of how susceptible a material is to indentation or penetration and is indicative of its ability to resist wear and abrasion.

What is Hardness Testing?

From a scientific perspective, the principles of hardness testing are grounded in the material's response to an applied force. The indentation size, which is a result of the force exerted by the indenter, is directly related to the hardness of the material. The testing methods vary but commonly include:

Brinell Hardness Test

Involves pressing a hard metal ball into the material's surface and measuring the indentation.

Rockwell Hardness Test

Determines hardness by measuring the depth of penetration of an indenter under a large load compared to a preload.

Vickers Hardness Test

Uses a diamond pyramid to indent the material, and the diagonal lengths of the indentation are measured.

Why Do Hardness Testing?

  • Predicting Material Performance: Hardness testing helps predict how a material will perform under stress, which is vital for applications where wear resistance is critical.
  • Quality Control: It serves as a quality control measure to ensure materials meet the required specifications for various applications.
  • Material Selection: Facilitates the selection of appropriate materials for specific uses based on their hardness properties.
  • Process Validation: Validates heat treatment processes to ensure materials have the desired hardness for optimal performance.
  • Research and Development: Supports R&D by providing data on new materials and their mechanical properties.

Our Services

CD BioSciences offers a comprehensive hardness testing service tailored to the needs of environment-friendly materials analysis. Our services are designed to provide accurate, reliable, and efficient testing to support material development and quality assurance.

Brinell Hardness Testing: For materials with coarse structures or rough surfaces.

Rockwell Hardness Testing: A versatile method suitable for a wide range of materials.

Vickers Hardness Testing: Ideal for measuring microstructures in small parts or thin sections.

Equitop Hardness Testing: A portable solution for materials hardness testing using kinetic energy.

Microdur Hardness Testing: Utilizes the Ultrasonic Contact Impedance method for rapid, contact-free hardness measurements.

Sample Requirements

Surface Condition Parallel, flat, and polished surfaces are ideal.
Sample Dimensions Depending on the test method, samples should be within specified length, width, and height parameters.
Sample Types We accommodate various sample types, including castings, forgings, and other metal components.

Workflow of Hardness Testing

  • Sample Preparation: Ensuring samples meet the required conditions for testing.
  • Selection of Test Method: Choosing the most appropriate hardness test based on material properties and requirements.
  • Conducting the Test: Applying the test method and measuring the indentation or rebound.
  • Data Analysis: Interpreting the results to provide a comprehensive hardness profile of the material.
  • Reporting: Providing detailed reports that outline the hardness values and their implications.

CD BioSciences is committed to providing the highest standard of hardness testing services, ensuring that environment-friendly materials meet the rigorous demands of modern industry while promoting sustainability. If you are interested in our services, please contact us for more information.

Our products and services are for research use only and cannot be used for any clinical purposes.

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