ISO 9952:1993 en

Agricultural irrigation equipment - Check valves

48,19 58,31 Incl BTW

Over deze norm

Status Definitief
Aantal pagina's 8
Gepubliceerd op 18-03-1993
Taal Engels
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.


ICS-code 65.060.35
Engelse titel Agricultural irrigation equipment - Check valves



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