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This Standard Practice establishes requirements for ductile iron swing check valves with flanged, threaded, mechanical-joint, push-on, grooved, and shoulder ends for general purpose. This Standard Practice covers check valves for installation in pipelines that are...
This Standard Practice covers gray iron swing check valves with flanged and threaded ends for general purpose service. The use of swing check valves in steeply inclined or vertical lines requires special consideration. This Standard Practice also includes,...
This standard describes only iron-body unassisted swing-check valves, 2-in. through 48-in. (50-mm through 1,200-mm) NPS, with mechanical-joint or flanged ends that are installed in approximately level settings in water systems. The manufacturer should be consulted for special...
This standard establishes minimum requirements for double-disc swingcheck valves, 2-in. (50-mm) through 48-in. (1,200-mm) NPS, with various body and end types for raw, potable, and reclaimed water having a pH range from 6 to 12 and a temperature range of 33-125°F (0.6-52°C). Body types....
This book is a practical guide based on the authors daily experience developing and maintaining a cutting-edge Artificial Intelligence system. Every chapter comes up with real-life examples and the source code that comes with the book is full of useful (and well-tested) tools. The practical...
Alarm Valves for Fire-Protection Service UL 193 1.1 These requirements cover alarm valves for use in automatic wet-pipe sprinkler systems for fire-protection service. Alarm valves covered by these requirements are of either the variable- or constant-pressure type and are of the...
