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This standard describes 1/2 in. (13 mm) through 6 in. (150 mm) air-release valves and 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.
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This standard describes 1/2 in. (13 mm) through 6 in. (150 mm) air-release valves and 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 or wastewater systems with maximum...
This standard describes 1/2 in. (13 mm) through 6 in. (150 mm) air-release valves and 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 or wastewater systems with maximum design pressures of 300 psig (2,070 kPa [gauge]), liquid temperatures ranging from above freezing to a maximum of 125°F (52°C) and a liquid pH greater than 6 and less than 12.
Major revision to this edition of C512 include the following:
Downloadable versions of current and historical standards are also available.
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