Actuation Valve for Quenching Systems

Product Specifications

Technical details and manufacturing context for Actuation Valve

Definition

The actuation valve is a critical component within a Quench Nozzle or Injector assembly, responsible for precisely opening and closing to regulate the flow of quenching medium (e.g., water, oil, polymer solution) onto a heated workpiece. Its operation is directly tied to the thermal management cycle, initiating and terminating the rapid cooling phase. This valve is typically installed in the quench fluid supply line, upstream of the nozzle or injector, and is selected based on system requirements such as nominal diameter, operating pressure, flow coefficient, and response time. The valve body is commonly made of stainless steel (e.g., CF8M) for corrosion resistance, with PTFE seat material for chemical resistance and low friction. Seals may be PTFE or graphite, depending on the application. The valve is designed to operate within a specified temperature range (-40 to 85 °C) and ingress protection rating (IP54 to IP65) to withstand industrial environments. It is actuated by electrical, pneumatic, or hydraulic signals, with a typical control signal of 4-20 mA and supply voltage of 24 V DC. The response time to reach 90% stroke is typically 0.5 to 2.0 seconds. The valve's leakage rate is specified as a percentage of rated Cv (0.01-0.05%) to ensure tight shut-off. The nominal diameter ranges from 15 to 100 mm, operating pressure from 1.0 to 1.6 MPa, and flow coefficient (Cv) from 2.5 to 120 m³/h. Weight varies from 5 to 25 kg depending on size and actuator type. These parameters are reference ranges; actual values must be confirmed with the manufacturer for the specific model and application. The valve is a component, not a standalone system, and its performance depends on proper integration with the control system and quench circuit. Always verify model-specific values and standards with the legal manufacturer or supplier.

Working Principle

The valve operates by receiving an electrical, pneumatic, or hydraulic signal from a system controller. This signal activates an actuator (e.g., solenoid, pneumatic piston), which moves the valve stem to open or close the flow passage. In a quenching context, it rapidly opens to allow high-pressure quenchant flow upon a trigger signal and closes to stop the flow at the end of the programmed quench time. The actuator's movement is translated to the valve stem, which lifts or lowers a closure member (e.g., disc or plug) relative to the seat, thereby modulating the flow area. The valve's response time is critical to achieve the desired cooling rate. The control signal is typically a 4-20 mA analog signal, and the supply voltage is 24 V DC. The valve may include a positioner for precise control. The working principle is based on the conversion of control energy into mechanical motion, enabling rapid and repeatable flow regulation.

Common Materials

Stainless Steel (e.g., 316L), Hardened Tool Steel, PTFE/Graphite Seals

Technical Parameters

Parameter	Typical range	Notes & selection driver
Nominal Diameter	15–100 mm	Select based on flow rate and pipe size.ISO 6708
Operating Pressure	1.0–1.6 MPa	Below 1.0 MPa the seat load is insufficient.
Flow Coefficient (Cv)	2.5–120 m³/h	Determines flow capacity at given pressure drop.IEC 60534-2-1
Leakage Rate	0.01–0.05 % of rated Cv	Class IV or better for tight shut-off.
Response Time	0.5–2.0 s	Time to reach 90% stroke from signal.IEC 60534-4
Control Signal	4–20 mA	Standard analog signal for positioner.IEC 60381-1
Supply Voltage	24 ±10% V DC	For solenoid or positioner.IEC 61131-2
Operating Temperature	-40–85 °C	Seals and electronics limit range.IEC 60534-4
Ingress Protection	IP54–IP65	Protects against dust and water jets.IEC 60529
Body Material	CF8M	Stainless steel for corrosion resistance.ASTM A351
Seat Material	PTFE	Chemical resistance and low friction.ASTM D4894
Weight	5–25 kg	Depends on size and actuator type.

Ranges are indicative industry figures for RFQ preparation, not a supplier commitment. Confirm every value and standard with the legal manufacturer before ordering.

Components / BOM

Valve Body
Forms the main pressure-containing structure and houses internal components.

Material: Stainless Steel
Valve Stem/Poppet Part
The moving part that seals against the seat to stop flow or retracts to allow flow.

Material: Hardened Tool Steel
Actuator (e.g., Solenoid Coil)
Converts the control signal (electrical, pneumatic) into mechanical force to move the valve stem.

Material: Copper Windings, Steel Housing
Seal (O-ring/Gasket) Part
Prevents leakage between the valve body, stem, and connections.

Material: PTFE, Viton, Graphite
Valve Seat
The sealing face the poppet closes onto; it decides whether the quench flow really stops.

Applied To / Applications

This component is essential for the following industrial systems and equipment:

Quench Nozzle / Injector

View system integration details

Manufacturers of Actuation Valve

Manufacturer profiles associated with Actuation Valve.

Sourcing Actuation Valve from China?

Tell us your specification and target quantity — we will match it against manufacturer records and come back with the factories that fit.

Request manufacturers We manufacture this

Manufacturer listings support early research and capability understanding. They are not certification, ranking, or transaction guarantees.

Procurement Evaluation Criteria

A practical evidence checklist for RFQ preparation and supplier evaluation.

Technical documentation

Request current drawings, revision history, and a signed specification sheet.

Manufacturing capability

Verify equipment lists, process limits, capacity, and representative production evidence.

Inspection readiness

Confirm test methods, calibrated equipment, sampling plans, and traceable reports.

Supplier transparency

Check the legal entity, factory address, ownership, certifications, and direct contacts.

CNFX does not score or rank suppliers. Buyers must verify all claims and documents with the legal manufacturer before ordering.

Frequently Asked Questions

What is the typical response time of an actuation valve?

The response time to reach 90% stroke from signal is typically 0.5 to 2.0 seconds, as per IEC 60534-4. This is a reference range; the actual response time depends on the specific model and actuator type. Always confirm with the manufacturer.

What materials are commonly used for the valve body and seals?

The valve body is commonly made of stainless steel, such as CF8M (ASTM A351), for corrosion resistance. Seals may be PTFE or graphite, depending on the application. PTFE is used for chemical resistance and low friction. These are reference materials; verify with the manufacturer.

What is the operating pressure range for this valve?

The operating pressure range is typically 1.0 to 1.6 MPa. This is a reference range; confirm the exact pressure rating for your specific model.

What control signal is used to actuate the valve?

The valve typically uses a 4-20 mA analog control signal (IEC 60381-1) and a supply voltage of 24 V DC (IEC 61131-2). The actuator may be electrical, pneumatic, or hydraulic. Verify the signal requirements with the manufacturer.

Data Basis

Editorial classification, named public sources where available, and source-reviewed manufacturer records.

Preliminary Technical Classification

This page supports structured research, RFQ preparation, and supplier evaluation. It does not replace buyer-led supplier qualification, standards review, or technical approval.

Buyer enquiry

Request manufacturing insight for Actuation Valve

Ask for use case, specification boundaries, supplier type, and RFQ preparation information for this product.

Where it goes: Straight to the CNFX editorial desk, and to the manufacturer if this product is linked to a claimed profile. Nothing is broadcast to a supplier list.
Your details stay here: We do not sell or rent enquiry data, and we do not add you to a mailing list. Used only to answer this request.
No commission, no middleman: CNFX is a directory. We take no cut of any order and never negotiate on a supplier's behalf.
What we don't claim: A listing is not an endorsement. Qualify every supplier and verify every figure yourself before ordering.

pressure:	0 to 25 bar (max operating)
flow rate:	Up to 500 L/min (depending on valve size)
temperature:	-20°C to 150°C
slurry concentration:	Up to 30% solids by weight (non-abrasive)

Actuation Valve

Product Specifications

Applied To / Applications

Industrial Ecosystem & Supply Chain Structure

Application Fit & Sizing Matrix

Reliability & Engineering Risk Analysis

Compliance & Manufacturing Standards