| Metrology area, Sub-field | Length, Dimensional Metrology |
| Description | Calibration of surface roughness standards |
| Time of measurements | 2013 - 2014 |
| Status | Approved for equivalence |
| Final Reports of the comparisons | |
| References | |
| Measurand | Roughness parameters Ra, Rz, Rt, Rsm as well as profile parameters d and Pt according to ISO 5436-1 and ISO 4287 |
| Transfer device | One standard type A2, two standards type C1, two standards type D1 and two softgauges |
| Comparison type | Key Comparison |
| Consultative Committee | CCL (Consultative Committee for Length ) |
| Conducted by | EURAMET (European Association of National Metrology Institutes) |
| RMO Internal Identifier | EURAMET Project No 1245 |
| Comments | Final Report published on 7 december 2015 Calibration of surface roughness standards |
| 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 |
| BEV |
Bundesamt für Eich- und Vermessungswesen, Austria, EURAMET |
| CEM |
Centro Español de Metrologia, Spain, EURAMET |
| CMS |
ITRI Center for Measurement Standards, Chinese Taipei, APMP |
| DMDM |
Directorate of Measures and Precious Metals, Serbia, EURAMET |
| DTU |
Technical University of Denmark, Denmark, EURAMET |
| GUM |
Glowny Urzad Miar, Central Office of Measures, Poland, EURAMET |
| INMETRO |
Instituto Nacional de Metrologia, Qualidade e Tecnologia, Brazil, SIM |
| INRIM |
Istituto Nazionale di Ricerca Metrologica, Italy, EURAMET |
| IPQ |
Instituto Portugues da Qualidade, Portugal, EURAMET |
| LNE |
Laboratoire national de métrologie et d'essais, France, EURAMET |
| MIKES |
VTT Technical Research Centre of Finland Ltd, Centre for Metrology/Mittatekniikan keskus, Finland, EURAMET |
| NIMT |
National Institute of Metrology (Thailand), Thailand, APMP |
| NMC, A*STAR |
National Metrology Centre, Agency for Science, Technology and Research, Singapore, APMP |
| NMISA |
National Metrology Institute of South Africa, South Africa, AFRIMETS |
| SP |
Technical Research Institute of Sweden from 2017 Research Institutes of Sweden AB, Sweden, EURAMET |
| UME |
TÜBITAK Ulusal Metroloji Enstitüsü, Türkiye, EURAMET |
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