GSO EN 1171:2009
EN 1171:2002
Gulf Standard
Historical
· Approved on 17 October 2009
Industrial valves - Cast iron gate valves
Historical Edition!
This document has been updated by
GSO EN 1171:2024
Adoption Without Modification!
This document is an identical adoption of
EN 1171:2002
Update in Progress!
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GSO EN 1171:2009 Files
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GSO EN 1171:2009 Scope
This European Standard specifies the requirements for cast iron gate valves with flanged ends, socket ends or
spigot ends.
This standard is applicable to cast iron gate valves mainly used for industrial and general-purpose applications.
However, they can be used for other applications provided the requirements of the relevant performance standards
are met.
The range of nominal sizes covered is:
DN 40 ; DN 50 ; DN 65 ; DN 80 ; DN 100 ; DN 125 ; DN 150 ; DN 200 ; DN 250 ; DN 300 ; DN 350 ; DN 400 ;
DN 450 ; DN 500 ; DN 600 ; DN 700 ; DN 800 ; DN 900 ; DN 1 000.
The range of pressure designations covered is:
¾ isobaric PN 6; PN 10; PN 16; PN 25;
¾ isomorphic, PS 10 bar to PS 1 bar at room temperature.
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