Valtek Control Valve Sizing and Selection Manual

Section 1: Valtek Product Line

Section 2: Models and Specifications

Section 3: Control Valve Sizing

Section 3A: Appendix – Steam Tables

  • Sizing Nomenclature
  • Velocity Calculation
  • Liquid Sizing
  • Flashing
  • Gas Sizing
  • Fluid Correlation Constants
  • Pipe Data

Section 4: CV Tables

Section 5: Body Material Selection ANSI

Section 6: Body Forms, End Connections

Section 7: Gaskets

Section 8: Trim

  • Unbalanced Trim
  • Pressure-balanced Trim

Section 9: Flow Characteristics

Section 10: Trim Materials

Section 11: Seats

Section 11A: Appendix ANSI Seat Leakage Classes

Section 12: Bonnets

  • Metal Bellows Seals
  • Bonnet Flanges
  • Bonnet Bolting
  • Packing
  • Guides
  • Extensions

Section 13: Noise Prediction

Section 14: Severe Service Equipment

  • Sigma
  • Cavcontrol Trim
  • ChannelStream Trim
  • MegaStream Trim
  • Tiger-Tooth Trim

Section 15: Severe Service Tables

  • Noise Attenuation
  • Cavitation

Section 16: Actuator Sizing

Section 16A: Appendix – Allowable Pressure Drop Charts

Section 17: Positioners

  • Beta Pneumatic
  • Beta I/P

Section 18: Handwheels

  • Limit Stops
  • Lever Operators

Section 19: Accessories

  • Air Filters
  • Airsets
  • Transducers
  • Volume Boosters
  • Quick Exhaust Valves
  • Volume Tanks
  • Lock-up Systems
  • Air Spring
  • Heavy-duty Springs
  • Oversized Actuators
  • Lubricants/Lubricators
  • Controllers
  • Special Tubing and Fittings
  • Special O-rings
  • Position Indicators
  • Proximity Switches
  • Sealant
  • Speed Control Valves
  • Switching Valves
  • Tags

Section 20: Common Conversion Factors

Section 21: Valve Dimensions

  • Shipping Weights

Section 23: Glossary

Section 24: Hazardous Location Certification for Electrical Equipment