Valve Actuators Books

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    M49 Quarter-Turn Valves: Head Loss, Torque, and Cavitation Analysis, Third Edition

    This manual presents a recommended method for calculating operating torque, head loss, and cavitation for quarter-turn valves typically used in water works service. M49 also provides guidance on generally available methods for using quarter-turn valves as well as their cavitation, flow, and torque characteristics.This third edition has broadened ...

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    Standards Official Notice - Effective September 2016

    ANSI/AWWA C541-16 Standard for Hydraulic and Pneumatic Cylinder and Vane-Type Actuators for Valves and Slide Gates (January 8, 2016)ANSI/AWWA C542-16 Standard for Electric Motor Actuators for Valves and Slide Gates (April 7, 2016)ANSI/AWWA C671-16 Standard for Online Turbidimeter Operation and Maintenance (November 18, ...

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    M51 Air Valves: Air Release, Air/Vacuum, and Combination, Second Edition

    The effects of air and vacuum pockets present in a liquid piping system can negatively impact not only pump, meter, and control valve operation but can also be responsible for pipeline breaks and collapses. Choosing and installing the correct air valve is critical to all liquid piping systems. This manual provides essential information for ...

  • Fatigue and Fracture of Medical Metallic Materials and Devices

    Get the latest information on the thermal and mechanical properties of shape memory alloys (SMA's) and metallic medical materials and devices. Eleven peer-reviewed papers: • Define the environments in body-specific locations such as the superficial femoral artery, carotid, abdominal and thoracic arteries• Develop constitutive expressions ...

  • API STD 599 For Petroleum Refining Standards

    This standard covers steel, nickel base and other alloy plug valves with flanged or butt-welding ends and ductile iron plug valves with flanged ends in sizes NPS 1/2 through NPS 24 and threaded or socket-welding ends for sizes NPS 1/2 through NPS 2. Valve bodies conforming to ASME B16.34 may have one flange and one butt-welding end, or one ...

  • API RP 621 For Petroleum Refining Standards

    This recommended practice (RP) provides guidelines for reconditioning heavy wall (API 600 and API 594 type) carbon steel, ferritic alloy (up to 9 % Cr), stainless steel, and nickel alloy gate, globe, and check valves for ASME pressure classes 150, 300, 400, 600, 900, 1500, and 2500. Guidelines contained in this RP apply to flanged and butt weld ...

  • API STD 527 For Petroleum Refining Standards

    This standard describes methods of determining the seat tightness of metal- and soft-seated pressure relief valves, including those of conventional, bellows, and pilot-operated designs.The maximum acceptable leakage rates are defined for pressure relief valves with set pressures from 15 pounds per square inch gauge (103 kilopascals gauge) to 6,000 ...

  • API SPEC 14A Standard for Exploration & Production

    This International Standard provides the minimum acceptable requirements for subsurface safety valves (SSSVs). It covers subsurface safety valves including all components that establish tolerances and/or clearances which may affect performance or interchangeability of the SSSVs. It includes repair operations and the interface connections to the ...

  • Adjunct to G88 Guide for Designing Systems for Oxygen Service (VHS)

    Also available on DVD.The hazards when using oxygen and the selection of components for oxygen service are discussed and illustrated in this Oxygen Safety videotape and standard G0088. Adiabatic compression of oxygen is presented as an important source of ignition in oxygen systems. The influences of system design, valve type, valve and seat ...

  • Adjunct to G88 Guide for Designing Systems for Oxygen Service (DVD)

    The hazards when using oxygen and the selection of components for oxygen service are discussed and illustrated in this DVD and standard G0088. Reference is made to published materials on the subject. Adiabatic compression of oxygen is presented as an important source of ignition in oxygen systems. The influences of system design, valve type, ...

  • API RP 14B Standard for Exploration & Production

    This International Standard establishes requirements and provides guidelines for configuration, installation, test, operation and documentation of subsurface safety valve (SSSV) systems. In addition, this International Standard establishes requirements and provides guidelines for selection, handling, redress and documentation of SSSV downhole ...

  • API STD 607 For Petroleum Refining Standards

    This International Standard specifies fire type-testing requirements and a fire type-test method for confirming the pressure-containing capability of a valve under pressure during and after the fire test. It does not cover the testing requirements for valve actuators other than manually operated gear boxes or similar mechanisms when these form ...

  • API RP 576 For Petroleum Refining Standards

    This recommended practice (RP) describes the inspection and repair practices for automatic pressure-relieving devices commonly used in the oil and petrochemical industries. As a guide to the inspection and repair of these devices in the user's plant, it is intended to ensure their proper performance. This publication covers such automatic devices ...

  • API STD 526 For Petroleum Refining Standards

    This standard is a purchase specification for flanged steel pressure-relief valves. Basic requirements are given for direct spring-loaded pressure-relief valves and pilot-operated pressure-relief valves as follows:— orifice designation and area;— valve size and pressure rating, inlet and ...

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