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AWWA C512-07
- Air Release, Air/Vacuum, and Combination Air Valves for Waterworks Service
- standard by American Water Works Association, 05/01/2008
- Publisher: AWWA
$40.00$79.00
This standard describes 1/2-in. (13mm) through 6-in. (150mm) air-release valvesand 1/2-in. (13-mm) through 20-in. (500-mm) air/vacuum and combination air valves having gray cast-iron or ductile-iron bodies and covers. The valves are designed for use in water systems with maximum working pressures of 300 psig (2,070 kPa [gauge]) and water temperatures ranging from above freezing to a maximum of 125 degrees F (52 degrees C).