IEC 60534-2:1978

Industrial-process control valves. Part 2: Flow capacity. Section One: Sizing equations for incompressible fluid flow under installed conditions

OVERVIEW

Deals with a general sizing equation for incompressible fluid flow under installed conditions. Factors are introduced which permit accurate sizing when choked conditions exist due to either cavitation or flashing. Procedures and factors are incorporated to handle installations where the valve is installed between fittings such as reducers, expanders, etc. A Reynolds number factor allows for applications where non-turbulent flow conditions exist caused by low differential pressure and/or high viscosity fluids. Numerical constants are presented permitting the use of three recognized flow coefficients: Av, Kv, and Cv.

COMMENTS

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PRODUCT DETAILS

Status
Edition 1978
No. of Pages 21
ICS Classification 25.040.40 Industrial process measurement and control
23.060.40 Pressure regulators
Committee TC 65/SC 65B
Available for Purchase For sale in Singapore only
Adoption IEC : 0