Recommended practices, calculations, and data for correctly specifying and using butterfly valves in any water piping system. Second edition.... allowances for in-service degradation, and/or safety factors for power (electric motor, cylinder, or vane) actuators are discussed in other ... These include valve engineering handbooks, published research papers, and valve supplier manuals or bulletins. ... The user is cautioned to evaluate and convert such data to the proper format and units of measure. ... Choking considerations add additional calculations and difficulty to the methodology but do not critically affect the results of mostanbsp;...
Title | : | Butterfly Valves - Torque, Head Loss, and Cavitation Analysis |
Author | : | American Water Works Association |
Publisher | : | American Water Works Association - 2001 |
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