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ISO 9635-3:2006

Agricultural irrigation equipment -- Irrigation valves -- Part 3: Check valves

General information
Withdrawn from 14.11.2014
Directives or regulations
None
Standard history
Status
Date
Type
Name
14.11.2014
Main
Main
ISO 9635:1990
Main
ISO 9952:1993
ISO 9635-3:2006 specifies construction and performance requirements and test methods for check valves, intended for operation in irrigation systems with water at temperatures not exceeding 60 °C, which can contain fertilizers and other chemicals of the types and concentrations used in agriculture. It is applicable to hydraulically operated check irrigation valves of DN 15 (1/2 inch) diameter or greater, designed to operate in the fully open and fully closed positions, but which can also operate for extended time periods in any intermediate position.
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