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Mechanical Properties

Material Properties

A universal testing machine to examine mechanical properties of material samples is standard equipment in most test laboratories. Our speciality is the integration of dewars or temperature chambers so we can characterize material in a wide temperature range between -269°C (4K) and 350°C. With the ability to also integrate vacuum chambers in the testing machine, tests can even be performed in high vacuum.

Zwick Universal Testing Machine

Setup

The universal testing machine can be equipped with load cells up to 250 kN and a variety of tension, compression and bending setups to perform tests according to standard test specifications. We have also access to testing machines up to 10 MN. With our expertise in the development of setups and test procedures, we can also carry out individual customer-specific tests on components and systems. We are therefore constantly adapting these setups or developing new ones to meet new test requirements.

Application

  • Cryogenic mechanical properties
  • High temperatur mechanical properties
  • Manufacturing of samples
  • Application of tabs
  • Sample materials: metals, plastics, ceramics, wood, fibres, textiles, adhesives, foams, CFRP and GFRP (unidirectional and multi directional composites)
  • Common tests: tensile, bending, ILSS, compression, fracture toughness, shear, pin-bearing and pull-off/peel tests
  • Analysis of test data to determine material properties such as Young’s modulus, Poisson’s ratio, strength, stress at break and toughness

Standards

We frequently test according to the following standards
  • Tensile test on metals
    • ISO 6892-1 (RT) -3 (low temperature) – 4 (4K, deep cryogenic)
    • ASTM E8
  • Fracture toughness of metals
    • ASTM E1820
    • ASTM E399
  • And many more on request

Customer-specific solutions

We look forward to your enquiry if you have any specific test project. You are not yet sure about the exact specification or possibilities? We will be happy to advise you on the options for solving your test challenge.

Cryogenic Charpy Impact Test

The selection of the best material for cryogenic applications requires a comparison of the toughness and susceptibility to brittle fracture. With our Charpy impact test the energy required to break a selected material can be determined. The test can be performed with a sample temperature down to - 77K. A Setup for charpy impact testing down to 20K is in development.
Application:
  • Cryogenic charpy impact test
  • Cryogenic charpy v-notch test
  • Cryogenic notched bar impact test