GSO ISO 10631:2013
ISO 10631:1994
Gulf Standard
Historical
·
Approved on
09 September 2013
Metallic butterfly valves for general purposes
GSO ISO 10631:2013 Files
English
11 Pages
Historical
Reference Language
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GSO ISO 10631:2013 Scope
This International Standard specifies the requirements for metallic butterfly valves
— with centred or eccentric disc,
— with centred or eccentric shaft,
— with metallic, polymeric, elastomeric or composite seating,
— with lined or unlined body,
— coated or uncoated,
to be used in flanged or butt-welded piping systems for shut-off, throttling or flow control.
It covers butterfly valves with nominal diameters DN
40; 50; 65; 80; 100; 125; 150; 200; 250; 300; 350; 400; 450; 500; 550; 600; 650; 700; 750; 800; 900; 1 000; 1 200; 1 400; 1 600; 1 800; 2 000;
and is applicable to valves of nominal pressure PN
2,5; 6; 10; 16; 20; 25; 40; 50.
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