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ANSI/AWWA C521
作者:TECERT    发布于:2014-04-29 14:18:33    检测认证一站式服务    收藏:Ctrl+D
摘要:ANSI/AWWA C521 Plastic Ball Valves 联系我们:info@tecert.com 安排检测 / Contact us for testing.

标准编号 Standard/Code 标准名称 Standard Title
ANSI/AWWA C521 Plastic Ball Valves

This standard describes plastic ball valves for water supply service. This standard covers threaded, union, fusion, or compression ended double- and single-seated nonmetallic ball valves for pressures 100 psi (689 kPa) and higher in sizes from 1/2-in. through 2-in. (13-mm through 50-mm) diameter for use in potable water systems with temperatures greater than 32°F (0°C) and less than 125°F (52°C).
This standard can be referenced in specifications for purchasing and receiving plastic ball valves. This standard can be used as a guide for manufacturing this type of valve. The stipulations of this standard apply when this document has been referenced and only to plastic ball valves, 1/2-in. through 2-in. (13-mm through 50-mm) diameter, for water supply service applications.

 

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