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AS 4794-2001

Current
Current

The latest, up-to-date edition.

Non-return valves for waterworks purposes - Swing check and tilting disc (Reconfirmed 2015)
Available format(s)

Hardcopy , PDF 1 User , PDF 3 Users , PDF 5 Users , PDF 9 Users

Language(s)

English

Published date

27-02-2001

Publisher

Standards Australia

Preview

Specifies requirements for the material, design and performance of metal-bodied non-return valves (swing check and tilting disc types) for use in water supply and sewerage systems (swing check only) suitable for operation both in horizontal and vertical positions. Classification ranges from Class 16 to 35 valves in the size range DN 80 to DN 750 inclusive, with the maximum temperature of the medium flowing through the valve not exceeding 60 degrees Celsius.

This Standard specifies requirements for the material, design and performance requirements for metal-bodied flanged non-return valves (swing check and tilting disc types) for use in water supply and pressure sewerage systems (swing check only) suitable for operation in both horizontal and vertical positions.Classification includes Class 16 and 35 valves in the size range DN 80 to DN 750, inclusive, with the maximum temperature of the medium flowing through the valve not exceeding 60°C.Means for demonstrating compliance with this Standard are given in Appendix A. The products covered by this Standard include the following: (a) Non-return, free-acting valve.(b) Non-return valve with extended hinge pin suitable for position indication, micro-switches, counterweight lever arm and counterweight.(c) Non-return valve fitted with position indicator and/or counterweight lever arm and counterweight.(d) Counterweight lever and counterweight for retrofit to valve with extended hinge pins.(e) Non-return valve with resilient seated disc.NOTE: See Appendix B for purchasing requirements that should be agreed upon at time of enquiry or order.

Committee
WS-022
DocumentType
Standard
ISBN
0 7337 3735 8
Pages
22
ProductNote
Reconfirmed 23/04/2015.This standard has been reconfirmed in Australia in 2015 and remains current in New Zealand. Reconfirmation Notice 23/04/2015
PublisherName
Standards Australia
Status
Current
Supersedes

First published as AS 4794-2001.Reconfirmed 2015. First published as AS 4794-2001.

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AS/NZS 2280:1999 Ductile iron pressure pipes and fittings
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HB 18.28-1991 Guidelines for third-party certification and accreditation - Guide 28: General rules for a model third-party certification system for products
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AS/NZS 4158:1996 Thermal-bonded polymeric coatings on valves and fittings for water industry purposes
AS 1830-1986 Iron castings - Grey cast iron
AS 1646.2-2000 Elastomeric seals for waterworks purposes Material requirements for pipe joint seals used in water and wastewater applications - Specifies by prescription formulation
AS/NZS 3678:1996 Structural steel - Hot-rolled plates, floorplates and slabs
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AS 5200.000-2006 Technical specification for plumbing and drainage products Procedures for certification of plumbing and drainage products (Reconfirmed 2018)
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MP 52-2005 Manual of authorization procedures for plumbing and drainage products
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Hardcopy - English
PDF 1 User - English
PDF 3 Users - English
PDF 5 Users - English
PDF 9 Users - English
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