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Hydrogen Technologies Standards form the basic framework for market ramp-up
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Climate change Standards and specifications support climate targets
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Standards [CURRENT]

ISO 11795
Agricultural tractor drive wheel tyres - Explanation of rolling circumference index (RCI) and speed radius index (SRI) and method of measuring tyre rolling circumference

Title (German)

Ackerschlepper-Antriebsradreifen - Erläuterung des Abrollumfangsindex (RCI) und des Geschwindigkeitsradiusindex (SRI) und Verfahren zur Messung des Abrollumfangs von Reifen