ISO 1:1975

Standard reference temperature for industrial length measurements

The temperature is fixed at 20 degrees centigrade, i.e. a metre gauge with the indication: reference temperature 20 degrees centigrade has at 20 degrees centigrade the same length as the international prototype at 0 degree centigrade.


General information

  • Current status : Withdrawn
    Publication date : 1975-04
  • Edition : 1
    Number of pages :
  • :
    ISO/TC 213
    Dimensional and geometrical product specifications and verification
  • 17.040.10
    Limits and fits

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