ANSI/AWWA C105/A21.5-18 (Revision of ANSI/AWWA C105/A21.5-10) AWWA Standard ® SM Polyethylene Encasement for Ductile-Iron Pipe Systems Effective date: December 1, 2018. First edition approved by AWWA Board of Directors in 1972. This edition approved June 9, 2018. Approved by American National Standards Institute Sep. 21, 2018.

ANSI/AWWA C105/A21.5, Polyethylene Encasement for Ductile Iron Pipe Systems. In the United States, the film is specifically manufactured to meet the formulation, physical tests, thickness, and dimensional requirements specified in standard ANSI/AWWA C105/A21.5.

This standard describes materials and installation procedures for polyethylene encasement to be applied to underground installations of ductile-iron pipe. This standard also may be used for polyethylene encasement of fittings, valves, and other appurtenances to ductile-iron pipe systems.

2024年11月17日 · ANSI AWWA C105-18 Polyethylene Encasement for Ductile-Iron Pipe Systems - American Water Works Association

This standard describes materials and installation procedures for polyethylene encasement to be applied to underground installations of ductile-iron pipe. This standard also may be used for polyethylene encasement of fittings, valves, and other appurtenances to ductile-iron pipe systems.

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awwa c105-10 Polyethylene Encasement For Ductile-Iron Pipe Systems This standard covers materials and installation procedures for polyethylene encasement to be applied to underground installations of ductile-iron pipe.

2018年6月9日 · General This standard presents accepted methods and practices regarding the use of CP for the control of external corrosion on buried or submerged carbon steel, stainless steel, gray cast iron,... This standard provides a range of sprinkler system approaches, design development alternatives, and component options that are all acceptable.

ANSI /AWWA Standards: ANSI/AWWA C105/A21.5, Polyethylene Encasement for Ductile Iron Pipe Systems. In the United States, the film is specifically manufactured to meet the formulation, physical tests, thickness, and dimensional requirements specified in …

For protection in areas of severely aggressive soils, AWWA C105 covers materials and installation procedures for polyethylene encasement of underground installations of ductile iron piping for water and other liquids.