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ISO 9952:1993

Agricultural irrigation equipment— Check valves

Mar 18, 1993
95.99   Withdrawal of Standard   Nov 23, 2006

General information

95.99     Nov 23, 2006

ISO

ISO/TC 23/SC 18

International Standard

65.060.35  

French   English  

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Scope

Specifies the construction and performance requirements (classification, mechanism, installation, marking, valve body length, connections), and test methods (resistance to internal hydrostatic pressure, tightness, valve opening after tightness test, pressure loss, endurance, tightness after mechanical endurance test) for check valves of nominal sizes 15 mm (0,5 in) up to and including 300 mm (12 in) intended for operation with water at temperatures not exceeding 50 °C, which may contain fertilizers and chemicals of types and concentrations used in agriculture.

Life cycle

NOW

WITHDRAWN
ISO 9952:1993
95.99 Withdrawal of Standard
Nov 23, 2006

REVISED BY

WITHDRAWN
ISO 9635-3:2006