Standard

NEK EN IEC 61189-2-809:2025

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IEC 61189-2-809:2024 defines the method to be followed for the determination of the X/Y coefficient of thermal expansion of electrical insulating materials by the use of a thermomechanical analyser (TMA).This method is applicable to materials that are solid of the entire range of temperature used and retain sufficient hardness and rigidity over the temperature range so that irreversible indentation of the specimen by the sensing probe does not occur.

Dokumentinformasjon

  • Standard fra NEK
  • Publisert:
  • Utgave: 2025-01
  • Versjon: 1
  • Varetype: NAT
  • ICS 31.180
  • National Committee NEK/NK91

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