Temperature and pressure ratings for valves according API 6D "Pipeline Valves, Gate, Plug, Ball and Check Valves":
Pressure Rating - psig
Pressure Rating - bar
International standards for valves in piping systems.
The American Petroleum Institute - API.
An overview of the American Petroleum Institute - API - valve standards.
Pressure and temperature ratings for cast carbon steel valves.
Control valves and cavitation, application ratio and multi stage control valves.
Seat leakage classification through control valves.
Sizing safety valves according boiler output power in high pressure systems (kW and Btu/hr)
Calculate flow coefficients for the design of control valves - Imperial units.
The valve authority expresses the ratio between pressure drop across the control valve compared to total pressure drop across the whole system.
Operating temperatures for typical categories of valves - ball valves, butterfly valves and more.
Types of valves and their typical operating sizes.