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.
Status: WithdrawnPublication date: 1975-04
Edition: 1Number of pages: 1
Technical Committee: ISO/TC 213 Dimensional and geometrical product specifications and verification
- ICS :
- 17.040.10 Limits and fits
ISO 1:1975Stage: 95.99
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