Valve Materials Comparison Notes
During vendor bids evaluation of the valve package, usually we will face the problem of material review from the Vendor offer. Let’s say we require a valve with A182 F53
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Category : Control Valves
Control Valves
Difference between BDV and PSV
Blow down Valves (BDV) is a part of safety system of the unit or a section of unit. The purpose of PSV is to release over-pressure automatically when operator is
Difference between Blowdown Valve (BDV) and Shutdown Valve (SDV) ?
Shutdown Valve (SDV) is an emergency shutdown valve in process control that work as safety device when there is emergency. Blowdown Valve (BDV) is also used as a safety integrity
What is Blowdown Valve (BDV) ?
The blowdown valves are used for operation in open position. The main function of blowdown valve is mainly to control a continuous flow of steam / fluid under high differential
Difference Between API and ASME Pressure Safety Valve (PSV)
In the vendor data sheet, calculation sheet, and or catalogue of the PSV, it was stated two different terms which is API and ASME PSV that usually makes confusion to
Control Valves Flow Direction
Flow direction of control valves has a relationship with a failure action, High Delta Pressure, Cavitation, and % opening of the valve. Control Valves Flow Direction There are 2 types
Ball Valve Material Selection
Piping class shall be used as a reference to select ball valve material with its related pressure and temperature ratings. The below ball valves material selection is for information and
Control Valve End Connection
The control valve end connection may have flange connection, threaded, or even welded end. Flange connection is the most common control valve end connection in the oil & gas application.
Safety Relief Valve Material Selection
An important factor in selecting the correct Safety Relief Valve is choosing the correct materials for the application. It is obviously impossible to cover all possible applications, but we will
Speed Limiter on Shutdown Valves
The term of speed limiter or speed controller on shutdown valves is referring to an adjustable flow control valves. This flow control valves usually also called as needle valves. The