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ISO 9635-4:2006

Agricultural irrigation equipment — Irrigation valves — Part 4: Air valves

Standard Details

ISO 9635-4:2006 specifies construction and performance requirements and test methods for air 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 air irrigation valves of DN 15 (1/2 inch) diameter or greater, designed to be directly operated, i.e. the force is applied to the obturator by the float, either directly or via a mechanical linkage. The valves can be operated by a force applied through an adjustable pilot valve.

General Information

Status : WITHDRAWN
Standard Type: Main
Document No: ISO 9635-4:2006
Document Year: 2006
Pages: 11
Edition: 1
  • ICS:
  • 65.060.35 Irrigation and drainage equipment

Life Cycle

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WITHDRAWN
ISO 9635-4:2006
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