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ISO 22884:2004
Castors and wheels - Requirements for applications over 1,1 m/s (4 km/h) and up to 4,4 m/s (16 km/h)
ISO 22884:2004 specifies the technical requirements, the appropriate dimensions and the requirements for testing of castors and wheels (which may include accessories), specifically for manually propelled or power-towed industrial applications at speeds over 1,1 m/s (4 km/h) and up to 4,4 m/s (16 km/h).
Pneumatic wheels and drive wheels are not covered by ISO 22884:2004.
International Organization for Standardization [iso]