AS 2638.2-2002
Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
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Gate valves for waterworks purposes - Resilient seated
Hardcopy , PDF 1 User , PDF 3 Users , PDF 5 Users , PDF 9 Users
English
01-01-2002
30-06-2017
This Standard specifies requirements for Class 16 and solid gate metal-bodied resilient-seated gate valves for waterworks purposes, with a maximum operating temperature of 40 degrees Celsius.
| Committee |
WS-022
|
| DocumentType |
Standard
|
| ISBN |
0 7337 4790 6
|
| Pages |
33
|
| PublisherName |
Standards Australia
|
| Status |
Superseded
|
| SupersededBy | |
| Supersedes | |
| UnderRevision |
This Standard specifies requirements for Class 16 metal-bodied resilient-seated gate valves for waterworks purposes, with a maximum operating temperature of 40°C. This Standard is applicable to the following versions(a) Valves of nominal sizes DN 80 to DN 750 with inside screw and non-rising spindle design, operated by a removable key, with or without a gearbox, for buried applications.(b) Valves of nominal size DN 80 to DN 750 with inside screw and non-rising spindle design, operated by a handwheel, with or without a gearbox, for above-ground applications.(c) Valves of nominal size DN 80 to DN 300 with outside screw and rising spindle design, operated by a handwheel, for above-ground applications where the position of the gate is required to be visible.The design criteria of the valve and fasteners should be based on a minimum life expectancy of 50 years.Means for demonstrating compliance with this Standard are given in Appendix A.NOTE: Purchasing guidelines are given in Appendix B.
First published as AS 2638-1983.
Revised and redesignated as Int 88006-1988.
Int 88006-1988 withdrawn 1988.
AS 2638-1983 revised 1988.
Third edition 1991.
AS 2638-1991 ervised and redesignated in part as AS 2638.2-1999.
Second edition 2002.
A newer version of this standard is available.
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