ENGLISH

AWWA C518-13 Dual-Disc Swing-Check Valves for Waterworks Service

By AWWA

Book information

Publisher
American Water Works Association
Year
2013
ISBN
978-1-58321-946-1, 1-58321-946-3, 978-1-61300-236-0, 1-61300-236-X
Language
english
Format
PDF
Filesize
781 kB (799784 bytes)
Series
ANSI/AWWA C518-13
Pages
15\28
Time added
2016-01-24 03:00:00
Waterworks -- United States. Water-pipes -- Valves

Description

This standard provides the minimum requirements for the materials, design, manufacture, testing, and inspection of dual-disc swing-check valves, suitable for waterworks service, 2-in. through 48-in. (50-mm through 1,200-mm) NPS, including materials and testing NPS for clean water having a pH range from 6 to 10 and a temperature range of 33°-125°F (0.6°-52°C). Major changes in this revision include a requirement for NSF/ANSI certification and information about valves weighing more than 60 lb (27.2 kg)

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