Belt drives. Pulleys. Quality, finish and balance Ingestion-build-156411 Distributor valves and distributor-isolating devices

Distributor valves and distributor-isolating devices

Manufacturers of steel tubes

BS ISO 3601-2:2008 supersedes BS 1806:1989 which is withdrawn

Using these technologies

12– Soil quality

Belt drives. Pulleys. Quality, finish and balance Ingestion-build-156411 Distributor valves and distributor-isolating devices1 Scope This International Standard specifies the characteristics of quality which are common to all transmission pulleys. It establishes specific quality levels for the finish and balance of transmission pulleys and test pulleys. This International Standard is applicable to transmission pulleys for V belts, V ribbed belts, flat or synchronous belts; it does not apply to those pulleys for variable speed drives that have one or more moving flanges. The