Valve Selection Guide

Applications guide for selecting valves.

Related Topics

• Control Valves

  Control Valve terminology, bodies, trim, flow characteristics, Cv and Kv sizing, noise, actuators and positioners

• Control Valves and Equipment

  Sizing and dimensions of control valves & equipment in steam and condensate systems.

• Piping Systems

  Dimensions of pipes and tubes, materials and capacities, pressure drop calculations and charts, insulation and heat loss diagrams.

• Valve Standards

  International standards for valves in piping systems.

Related Documents

• ASME - Valve Standards

  An overview of the American Society of Mechanical Engineers - ASME - valve standards.

• ASTM - Valve Standards

  An overview of ASTM International - American Society for Testing and Materials - valve standards.

• Control Valves - Flow Characteristics

  Flow capacities vs. stem opening.

• Control Valves - Leakage Classification

  Seat leakage classification through control valves.

• Diaphragm Valves - Diaphragm Materials

  Common diaphragm materials and their main properties when used in diaphragm valves.

• ISO Valve Standards

  An overview of ISO - International Organization for Standardization - valve standards.

• Liquid, Steam and Gas - Flow Coefficients C_v

  Calculate flow coefficients for the design of control valves - Imperial units.

• Safety Valve Standards

  The most common used safety valve standards in Germany, UK, USA, France, Japan, Australia and Europe.

• Slurry Transports - Minimum Flow Velocities

  Flow velocities in slurry transport systems to avoid settling of solids.

• Steam Control Valves - Calculate Flow Factor K_v

  Designing steam control valves and their K_v values.

• Valve Abbreviations

  US valve abbreviations commonly used in drawings and documentation.

• Valve Authority

  The valve authority expresses the ratio between pressure drop across the control valve compared to total pressure drop across the whole system.

• Valve Type Classifications

  Categories of valves.

• Weir Diaphragm Valves - Flow Coefficients and Flow Factors

  Typical flow coefficients - C_v - and flow factors - K_v - for weir diaphragm valves.

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