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AS/NZS 4998:2009

AS/NZS 4998:2009

$37.70

Bolted unrestrained mechanical couplings for waterworks purposes

Published By Publication Date Number of Pages
AS 2009-03-31 29
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Specifies requirements for unrestrained mechanical couplings for waterworks purposes.

Scope

This Standard specifies requirements for unrestrained mechanical couplings for joining above or below ground water mains and wastewater mains, other than polyethylene (PE) piping, with pressure classifications of PN 16 and PN 35 and nominal sizes DN 80 to DN 750 and for a maximum working temperature of 40ĀŗC.
Means for demonstrating compliance with this Standard are given in Appendix A.
NOTES:
1 Requirements for couplings for use with polyethylene piping are specified in AS/NZS 4129.
2 Typical coupling arrangements are shown in Appendix B.

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AS/NZS 4998:2009
$37.70