Valve Selection Guide

Written by Jerry Ratzlaff. Posted in Valve

gas

  • Corrosive (acids, etc.)
    • on/off - ball, butterfly, diaphragm, plug
    • Regulating - butterfly, diaphragm, globe, needle
  • Neutral (air, steam, etc.)
    • on/off - ball, diaphragm, gate, globe
    • Regulating - butterfly, diaphragm, gate, globe, needle
  • Vacuum
    • on/off - butterfly, ball, gate, globe

liquid

  • Corrosive (acids, etc.)
    • on/off - ball, butterfly, diaphragm, gate, plug
    • Regulating - butterfly, diaphragm, globe, plug
  • Fibrous
    • on/off and regulating - gate, diaphragm, pinch, squeeze
  • Hygienic (food and drugs)
    • on/off - butterfly, diaphragm
    • Regulating - butterfly, diaphragm, pinch, squeeze
  • Neutral (oil, water, etc.)
    • on/off - ball, butterfly, diaphragm. gate, plug
    • Regulating - butterfly, diaphragm, globe, needle, plug
  • Slurry
    • on/off - ball, butterfly, diaphragm, pinch, plug, squeeze
    • Regulating - butterfly, diaphragm, gate, pinch, squeeze

solid

  • Abrasive
    • on/off and regulating - pinch, squeeze
  • Lubricating
    • on/off and regulating - gate, pinch, squeeze