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AWWA C512-15

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Air-Release, Air/Vacuum, and Combination Air Valves for Water and Wastewater Service

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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 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: Title and scope were modified to include considerations and requirements for air valves for wastewater service. Reduced lead requirements for materials in contact with potable water were included where appropriate. Scope was modified to include steel plate and stainless-steel bodies and requirements. Definitions of various waters were added. Pressure testing requirements for air valves in wastewater applications were added. Cleanouts for air valves in wastewater applications were added. Internal and External Coating sections were modified to include coating requirements and testing for air valves in water and wastewater applications. Welding and fabrication requirements were added. This digital download is subject to AWWA’s Single User License Agreement. Multi-user licenses are also available by contacting us. Learn more about AWWA’s digital downloads including frequently asked questions.

SDO AWWA: American Water Works Association
Document Number C512
Publication Date Jan. 1, 2015
Language en - English
Page Count
Revision Level
Supercedes
Committee
Publish Date Document Id Type View
Jan. 1, 2015 Revision