| Metrology area, Sub-field | Length, Dimensional Metrology |
| Description | Cylindrical diameter standards |
| Time of measurements | 1996 - 1998 |
| Status | Approved for provisional equivalence |
| Final Reports of the comparisons | |
| Measurand | Diameter: 2.5 mm to 90 mm |
| Transfer device | Steel ring and plug gauges |
| Comparison type | Key Comparison |
| Consultative Committee | CCL (Consultative Committee for Length ) |
| Conducted by | EURAMET (European Association of National Metrology Institutes) |
| RMO Internal Identifier | EUROMET Project No 384 |
| Comments | This comparison has been classified as superseded by the CCL and was placed in the KCDB archives on 6 January 2016.
|
| Pilot institute |
METAS
Federal Institute of Metrology Switzerland |
| Contact person | R. Thalmann +41 58 387 03 85 |
| Pilot laboratory | |
|---|---|
| METAS |
Federal Institute of Metrology, Switzerland, EURAMET |
| BNM-LNE |
Bureau National de Métrologie - Laboratoire National d'Essais, France, EURAMET |
| CMI |
Czech Metrology Institute, Czechia, EURAMET |
| CNR-IMGC |
Consiglio Nazionale delle Ricerche - Istituto di Metrologia G. Colonnetti (until 2006), Italy, EURAMET |
| GUM |
Glowny Urzad Miar, Central Office of Measures, Poland, EURAMET |
| NMi-VSL |
Nederlands Meetinstituut - Van Swinden Laboratorium (became VSL in 2009), Netherlands, EURAMET |
| NPL |
National Physical Laboratory, United Kingdom, EURAMET |
| OMH |
Országos Mérésügyi Hivatal; Subsequently MKEH, now BKFH, Hungary, EURAMET |
| PTB |
Physikalisch-Technische Bundesanstalt, Germany, EURAMET |
| SP |
Technical Research Institute of Sweden from 2017 Research Institutes of Sweden AB, Sweden, EURAMET |
| UME |
TÜBITAK Ulusal Metroloji Enstitüsü, Türkiye, EURAMET |
| VTT |
Valton Teknillinen Tutkimuskeskus, Finland, EURAMET |
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