Pressure Control Valves
Related categories: Control Valves | Temperature Control Valves | Pneumatic Control Valves | Flow Control Valves | Directional Control Valves
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$628.20
$1,308.61
Subject to factory lead times
$1,308.61
Subject to factory lead times
$1,374.01
Subject to factory lead times
$1,496.78
Subject to factory lead times
$1,374.01
Subject to factory lead times
$1,496.78
Subject to factory lead times
$1,554.15
Subject to factory lead times
$1,607.50
Subject to factory lead times
$1,554.15
Subject to factory lead times
$1,607.50
Subject to factory lead times
$1,772.73
Subject to factory lead times
$1,867.96
Subject to factory lead times
$1,772.73
Subject to factory lead times
$1,867.96
Subject to factory lead times
$1,933.93
Subject to factory lead times
$1,965.49
Subject to factory lead times
$1,933.93
Subject to factory lead times
$1,965.49
Subject to factory lead times
$1,975.24
Subject to factory lead times
$2,130.71
Subject to factory lead times
$1,975.24
Subject to factory lead times
$2,130.71
Subject to factory lead times
$2,578.77
Subject to factory lead times
- A pressure control valve holds a target pressure in a system. The category covers reducing valves (hold downstream pressure steady), back-pressure valves (hold upstream pressure steady), and relief valves (open at a setpoint to dump excess pressure per ASME BPVC). The pressure tap location is what determines which one you've got. Safety note: relief valves protecting code-stamped vessels must be sized per API 520/521 and selected per ASME BPVC Section VIII.
- A self-operated pressure regulator does the same job as a control valve in a pressure loop, but it senses pressure through internal porting and modulates itself with no external transmitter, controller, or actuator. Regulators are simpler and cheaper. Control valves give tighter accuracy, remote setpoint changes, and integrate with the DCS. Pick the regulator for utility duty and the control valve when the pressure is part of your process recipe.

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About NISCO Inc.
NISCO offers a wide range of pressure gauges & instruments, diaphragm seals, thermometers, valves, and flow control products to the industrial and commercial marketplaces, as well as other resellers like ourselves. We can also provide other value-added services such as gauge repair, NIST traceable calibration, diaphragm seal assembly, and valve automation. NISCO takes pride in providing extensive product knowledge, helpful customer service, and market competitive pricing to help fit whatever need you may have because it is our goal to be regarded by our customers as the best supplier of pressure, temperature, and flow control products.


