S46 — Valves (I-P)

Valves are the manual or automatic fluid-controlling elements in a piping system. They are constructed to withstand a specific range of temperature, pressure, corrosion, and mechanical stress. The designer selects and specifies the proper valve for the application to give the best service for the economic requirements. Fundamentals Manual Valves Balancing Valves Control Valves Multiple-Purpose Valves Safety Devices Self-Contained Temperature Control Valves Pressure-Reducing Valves Check Valves Stop-Check Valves Backflow Prevention Devices Steam Traps