Butterfly Valves - Torque, Head Loss, and Cavitation Analysis - Manual of Water Supply Practices, M49 (2nd Edition)ISBN: 9781613002179Platform/Publisher: Knovel / American Water Works Association (AWWA)Digital rights: Users: unlimited; Printing: unlimited; Download: unlimited Subjects: Environment & Environmental Engineering; Mechanics & Mechanical Engineering Sustainable Energy & Development; No description is available.