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BS EN 13959-2004 Anti-pollution check valves - DN 6 to DN 250 inclusive Family E, type A, B, C and D

Standard Number:  BS EN 13959-2004
Title:  Anti-pollution check valves - DN 6 to DN 250 inclusive Family E, type A, B, C and D
Language:  English
Publication Date:  2006/10/31
Execute Date:  2006/10/31
Adopted International Standard:  EN 13959-2004,IDT
Status:  Current
International Classification for Standards (ICS)FLUID SYSTEMS AND COMPONENTS FOR GENERAL USE>>Valves>>Check valves
Publisher:  British Standards
Price:  
Number of Pages:34P.;A4   

Preface:Check valves, Pollution, Stop valves, Draw-off taps, Water supply, Potable water, Classification systems, Dimensions, Designations, Marking, Mechanical testing, Hydraulic tests, Approval testing, Environment (working)  
Description:The purpose of this document is to specify: ? field of application of anti-pollution check valves; ? backflow prevention properties, dimensional and physio-chemical properties, and properties of general hydraulic, mechanical and acoustic design for anti-pollution check valves of nominal sizes DN 6 to DN 250 inclusive; ? family E, type A, controllable anti-pollution check valve (with test port); ? family E, type B, non-controllable anti-pollution check valve, including cartridge check valve; ? family E, type C, controllable anti-pollution double check valve (with test ports); ? family E, type D, non-controllable anti-pollution double check valve, including cartridge double check valve; ? test procedures and requirements for verifying the backflow protection properties of stop valves, draw-off taps etc. which incorporate a check valve function. Stop valves, draw off taps etc, need also to comply with a recognised standard; ? marking; ? presentation at delivery.   
Cross References:EN 558-1; EN 1092-1; EN 1092-2; EN 1092-3; EN 1254-1; EN 1254-2; EN 1254-3; EN 1254-4; EN 1267; EN 1717; EN ISO 3822-1; ISO 3822-1:1999; EN ISO 3822-3; ISO 3822-3:1997; EN ISO 5167-3; ISO 5167-3:2003; EN ISO 6509; ISO 6509:1981; ISO 9227  
File Format:  PDF(Acrobat Reader) or Word version doc Document
File Size:  926KB
Tile in English:  Anti-pollution check valves - DN 6 to DN 250 inclusive Family E, type A, B, C and D

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