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The purpose of this standard is to provide the minimum requirements for rubber-seated butterfly valves suitable for raw water, potable water, wastewater, and reclaimed water service.
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This standard establishes minimum requirements for rubber-seated butterfly valves, 3 in. (75 mm) through 72 in. (1,800 mm) in diameter, with various body and end types, for raw water, potable water, wastewater, and reclaimed water having a pH range from 6–12 and a temperature range from 33°–125°F...
This standard establishes minimum requirements for rubber-seated butterfly valves, 3 in. (75 mm) through 72 in. (1,800 mm) in diameter, with various body and end types, for raw water, potable water, wastewater, and reclaimed water having a pH range from 6–12 and a temperature range from 33°–125°F (0.6°–52°C). This standard covers rubber-seated butterfly valves suitable for a maximum steady-state fluid working pressure of up to 250 psig (1,723 kPa), a maximum steady-state differential pressure of up to 250 psi (1,723 kPa), and a maximum full open fluid velocity of up to 16 ft/sec (4.9 m/sec) based on nominal valve size.
This standard can be referenced in purchase documents for rubber-seated butterfly valves that are described by the scope as defined above.
Downloadable versions of current and historical standards are also available.
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