AWWA C509:1980
Superseded
Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
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Standard for Resilient-Seated Gate Valves, 3 In. Through 12 In. NPS, for Water and Sewage Systems (PDF)
Published date
01-01-1980
Publisher
Superseded date
02-12-2025
Superseded by
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This standard covers iron body resilient-seated gate valves with non-rising stems (NRS) and outside screw-and-yoke (OS&Y) rising stems for installation in water and sewage systems.
| DocumentType |
Standard
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| PublisherName |
American Water Works Association
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| Status |
Superseded
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| Supersedes |
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