API Β· ASME Β· DIN Β· EN standard industrial valves
Control Valves
Modulating valves with characterized trim for process automation, in pneumatic or electric actuation.
Last updated: 2026-11
Family specifications
| size range | DN8 to DN500, depending on model |
|---|---|
| pressure class | PN16 to PN100, Class 150 to Class 2500 |
| flow characteristics | Linear, Equal percentage, Quick opening |
| body materials | WCB, WC6, LCB, CF8, CF8M, CF3, CF3M, SS304, SS316, SS316L |
| trim materials | SS304, SS316, SS316L, cobalt-chromium hardfacing alloy |
| end connections | Flanged, Butt-weld, Socket-weld, Screwed |
| operation | Pneumatic, Electric |
| operation | Modulating, Throttling, On-off |
| packing options | PTFE, Graphite |
| fail action | Fail-open, Fail-close, Fail-in-position |
| accessories | Positioner, Solenoid valve, Limit switch, Air-filter regulator, Position transmitter |
| kvc regulating principle | The primary principle behind these mechanisms is to vary the flow area between the valve plug and seat |
| kvc actuation types | self-actuated control valves, such as pressure relief and pressure-regulating valves, electric, pneumatic, and hydraulic control valves |
| kvc model examples | High-temperature Steam Control Valve, ASTM A105, DN40, PN64, Electric Three Way Control Valve, ASTM A216 WCB, 2 IN, CL150, Self-operated Pressure Regulating Valve, WCB, 5 Inch, 150 LB, Pneumatic Three Way Control Valve, A216 WCC, 6 Inch, 150 LB, Electric Control Valve, ASTM A216 WCB, 4 Inch, 150 LB, RF, Pneumatic Single Seat Control Valve, WCB, 1-1/4 Inch, 150 LB |
| kvc body materials astm | ASTM A105, ASTM A216 WCB, A216 WCC |
| kvc pressure classes | PN64, Class 400 LB, Class 150 LB, PN20, PN16 |
| kvc end connections | RF flanged ends, RF ends |
| kvc structure types | quick-open flow characteristic, mixing-type design, non-balanced, single seat type |
| kvc actuation examples | Electric Three Way Control Valve, Pneumatic Three Way Control Valve, Pneumatic Single Seat Control Valve, Self-operated Pressure Regulating Valve |
| ovc product series | High Pressure Control Valve, Spray Water Control Valve, Boiler Feedwater Control Valve, Angle Control Valve, Steam Control Valve, Eccentric Plug Control Valve |
| ovc customization options | valve body type, body material, trim design, Cv value, flow characteristic, actuator type, positioner, control signal, fail-safe position, seat leakage requirement, noise reduction, anti-cavitation design |
| ovc valve types | Pneumatic globe control valve, electric control valve, cage-guided control valve, angle control valve, steam control valve and V-port ball control valve |
| ovc material options | Carbon steel, stainless steel, alloy steel and project-specified materials according to medium, temperature and pressure |
| ovc trim options | Standard trim, balanced trim, cage-guided trim, low-noise trim or anti-cavitation trim based on pressure drop and process conditions |
| ovc actuator options | Pneumatic diaphragm actuator, pneumatic piston actuator or electric actuator according to site automation requirements |
| ovc accessories | Positioner, air filter regulator, solenoid valve, limit switch, handwheel and other accessories can be configured according to the control system |
| m72 flow direction | Flow to Open (Standard), Flow to Close (Auxiliary Pilot Plug Option Only), Flow-to-Open (Standard), Flow-to-Close (Optional) |
| m72 end types | ASME Flanges, RTJ Flanges, Buttweld |
| m72 inlet pressure rating | Inlet Ratings: ASME Class 150# |
| m72 outlet pressure rating | Outlet Ratings: ASME Class 150# |
| m72 body styles | Angle (Figures 1, 2, and 3) |
| m72 body materials | Carbon Steel, Low Temperature Carbon Steel, 316 Stainless Steel, Chrome Moly Steels |
| m72 construction | Fabricated or Cast |
| m72 size range | Inlet 4", Outlet 6", (DN 100-750), (DN 150-900) |
| m72 plug types | Balanced, Unbalanced, Auxiliary Pilot |
| m72 cage stack types | Ported Cage, Single Stage Lo-dB, Double Stage Lo-dB, V-LOG Stack, Partial Stack |
| m72 seat ring | Quick Change |
Ordering & documentation
Documents
Ask for the documentation set with the inquiry β typical items (material certificates, test reports to the listed inspection standard, dimensional drawings) are confirmed and supplied with the quotation.
Quotation
Send the medium, temperature, pressure, size and connection for a quotation-ready inquiry. Lead time, MOQ and price are confirmed at quotation, together with the documents to be supplied with the order.
Sample & supply
Supply terms, order quantities and lead time are agreed per order β state the destination country and required schedule with the inquiry.
Storage & shipping
Store valves with seats and seals protected from UV, ozone and deformation, and keep end-face protectors on until installation; storage limits and shipping arrangements for the selected materials are confirmed at quotation.
Frequently asked questions
What sizes and pressure ratings are available for control valves?
The published size range is DN8 to DN500, depending on model, and the published pressure ratings are PN16 to PN100, Class 150 to Class 2500. Availability of a specific size and rating is confirmed at quotation.
What materials are control valves available in?
The published specification lists body materials: WCB, WC6, LCB, CF8, CF8M, CF3, CF3M, SS304, SS316, SS316L. Material availability for a specific size and rating is confirmed at quotation.
What end connections do control valves support?
The published specification lists Flanged, Butt-weld, Socket-weld, Screwed as the available end connections. The connection for a specific size is confirmed at quotation.
What should a quotation inquiry for control valves include?
The governing standard and class, nominal size, body and seat materials, the service medium with temperature, and the destination β anything missing is confirmed during quotation.
Types in this family
Type
Single-Seated Control Valves
Single-seated control valves use one seat and one plug inside a globe body, giving tight shutoff and simple, well-characterized trim β the standard general-purp
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Cage-Guided Control Valves
Cage-guided control valves guide the plug inside a perforated cage that both centers the trim and acts as the flow-characterizing element, giving stable guidanc
View specifications βType
V-Notch Segment Control Valves
V-notch segment control valves throttle with a notched, segmented ball that shears progressively through the seat as it rotates, keeping a characterized flow cu
View specifications βType
Bellow-Seal Control Valves
Bellow-seal control valves seal the stem with a welded metal bellows instead of a packing box, removing the dynamic leak path entirely for hazardous, toxic or f
View specifications βType
Angle Control Valves
Angle control valves turn the flow path through 90 degrees inside a single body, combining the modulating trim of a globe control valve with the geometry of an
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Three-Way Control Valves
Three-way control valves combine or divert two flows inside a single modulating body β converging for mixing two streams to a controlled outlet, diverging for s
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Double-Seated Control Valves
Double-seated control valves balance the fluid pressure across two plugs in opposition, so the actuator works against a fraction of the unbalanced force of a si
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Sleeve-Type Control Valves
Sleeve-type control valves throttle through a perforated sleeve that characterizes flow and contains cavitation and noise at the trim instead of in the piping,
View specifications βRequest a quote for control valves
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Get a quotation for Control Valves
Send the standard, pressure class and size for a quotation-ready inquiry β answered with documents and terms.