Design features
a cage-supported plug that improves guidance and enables engineered throttling geometry
Final dimensions, materials, ratings and documentation depend on the approved configuration.
Control valves / LIANGGU
Cage Guided Control Valve
This model is a control valve distinguished by a cage-supported plug that improves guidance and enables engineered throttling geometry. For a project quotation, share the required size, pressure designation, materials, seating, connections and quantity. Final suitability is confirmed against the approved specification.
PRODUCT DETAILS
Understand this valve.
Working principle
the actuator positions an engineered trim to change flow; correct sizing depends on required capacity, installed pressure drop, process dynamics, phase behavior, noise, and the specified fail action; verify noise target and cavitation index
Typical applications
high differential pressure, steam letdown, hydrocarbon processing, and demanding continuous control
Selection priorities
stage count, noise target, cavitation index, flow characteristic, trim velocity, shutoff class, and material hardness
SPECIFICATION REVIEW
Define the required configuration.
Manufacturer-listed options remain subject to the selected design and service. They are not fixed specifications for every configuration.
| Size / DN or NPS | Project-specific — include in your RFQ |
|---|---|
| Pressure designation | Project-specific — include in your RFQ |
| Common material options | Manufacturer optionCarbon steel, low-temperature steel, stainless steel, alloy steel, or another approved alloy after service and fabrication review |
| End connection & standard | Manufacturer optionFlanged or butt-welded ends matched to the approved piping class and selected product design |
| Actuation & accessories | Manufacturer optionModulating actuator and positioner selected from sizing, fail action, response, control signal, and available utility data |
| Design standards | Manufacturer optionIEC 60534 series for control-valve sizing, terminology, inspection, and testing, plus the project pressure-design and piping-interface standards |
| Lead time & documentation | Confirmed in the written quotation |
Other materials & project configurations
Listed materials are common options, not an exhaustive range. Share the required grade and service conditions so we can review suitability, manufacturing feasibility and availability.
Catalogue information supports the enquiry. Approved technical documents define the final supply.
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