Editorial Technical Reference

Automated Valves

This page explains how Automated Valves is classified within Chemical Manufacturing. Technical values and manufacturer relationships are research references; confirm the current specification and supplier evidence for each order.

Technical Definition & Core Assembly

Electrically or pneumatically controlled valves that regulate the flow of chemicals in filtration and separation systems without manual intervention.

Representative product image. Confirm appearance and specifications with the manufacturer.

Product Specifications

Technical details and manufacturing context for Automated Valves

Definition
Automated valves are critical components within automated chemical filtration and separation systems. They precisely control the direction, flow rate, and pressure of chemical streams, enabling automated sequencing of filtration cycles, backwashing operations, chemical dosing, and product collection. These valves open, close, or modulate in response to system controllers, sensors, or programmed logic, eliminating the need for manual intervention. The valves are typically globe-type with pneumatic actuation, designed for reliable operation in demanding chemical environments. They feature a body material of CF8M (316 stainless steel) per ASTM A351, and a PTFE seat for chemical resistance and low friction. The temperature rating is -40 to 85 °C. The flow coefficient (Cv) ranges from 15 to 60 US gal/min at 1 psi ΔP, with a response time of 1 to 5 seconds. Leakage rate is Class IV per IEC 60534-4, with a maximum leakage of ≤0.01% of rated Cv. Control signal is 4–20 mA analog, and supply voltage is 24 V DC ±10%. The enclosure rating is IP65 per IEC 60529, providing dust-tight and water-jet protection. Weight ranges from 15 to 30 kg depending on size and actuator. These valves are designed for integration into automated systems, with feedback mechanisms providing position confirmation to the control system. For procurement, verify model-specific values and standards with the legal manufacturer or supplier, as the listed parameters are reference ranges for directory purposes.
Working Principle
Automated valves operate using actuators—electric motors, pneumatic pistons, or solenoids—that convert control signals into mechanical motion to position the valve closure element (ball, gate, diaphragm, or plug). This regulates fluid passage through the valve body. In this product, the valve type is globe, and actuation is pneumatic. The actuator receives a 4–20 mA control signal and adjusts the valve position accordingly. Feedback mechanisms often provide position confirmation to the control system, ensuring accurate flow regulation. The PTFE seat and CF8M body provide chemical resistance and durability. The valve's response time of 1–5 seconds allows for rapid adjustments in filtration and separation processes.
Common Materials
Stainless Steel (316L/304), PTFE (Polytetrafluoroethylene), Hastelloy
Technical Parameters
ParameterTypical rangeNotes & selection driver
Valve TypeRequiredGlobe N/ASpecific valve design (e.g., ball valve, diaphragm valve, pinch valve)
Actuation TypeRequiredPneumatic N/AMethod of automation (electric, pneumatic, hydraulic)
Temperature RatingRequired-40–85 °CMaximum operating temperature
Flow Coefficient (Cv)Required15–60 US gal/min at 1 psi ΔPValve capacity for fluid flow
Response Time1–5 secondsTime to fully open or close from control signal
Body MaterialCF8M316 stainless steel for corrosion resistanceASTM A351
Seat MaterialPTFEChemical resistance, low friction
Leakage Rate≤0.01 % of rated CvClass IV shutoffIEC 60534-4
Control Signal4–20 mAAnalog positioner input
Supply Voltage24 ±10% V DCFor solenoid pilot or positioner
Enclosure RatingIP65Dust-tight and protected against water jetsIEC 60529
Weight15–30 kgDepends on size and actuator

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
    Main housing containing fluid passage and providing connection points to piping
    Material: Corrosion-resistant metal or polymer
  • Closure Element Part
    Moving part that obstructs or permits flow (ball, gate, diaphragm, etc.)
    Material: Metal, elastomer, or PTFE
  • Actuator
    Power mechanism that positions the closure element based on control signals
    Material: Aluminum housing with electric motor or pneumatic components
  • Position Feedback Sensor
    Provides valve position data to the control system (open/closed/percentage)
    Material: Electronic components in protective housing
  • Seals/Gaskets Part
    Prevent leakage at joints and around moving parts
    Material: PTFE, EPDM, Viton, or other chemical-resistant elastomers

Industry Taxonomies & Aliases

Commonly used trade names and technical identifiers for Automated Valves.

Applied To / Applications

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

Industrial Ecosystem & Supply Chain Structure

Complementary Systems
Downstream Applications
Specialized Tooling

Application Fit & Sizing Matrix

Operational Limits
pressure: 0 to 16 bar (232 psi)
flow rate: Up to 500 m³/h
temperature: -20°C to 150°C
slurry concentration: Up to 40% solids by weight
Media Compatibility
✓ Water-based process fluids ✓ Corrosive chemicals (pH 2-12) ✓ High-purity pharmaceutical solutions
Unsuitable: Abrasive slurries with particle size >500 microns
Sizing Data Required
  • Required flow rate (m³/h)
  • System pressure differential (bar)
  • Fluid viscosity and specific gravity

Reliability & Engineering Risk Analysis

Failure Mode & Root Cause
Actuator motor burnout
Cause: Excessive torque demand due to valve stem binding from corrosion, misalignment, or foreign material ingress; often compounded by inadequate lubrication or environmental contamination.
Seal leakage (stem or body)
Cause: Degradation of elastomeric seals from thermal cycling, chemical attack, or mechanical wear; accelerated by improper installation, over-tightening, or exposure to incompatible process media.
Maintenance Indicators
  • Unusual actuator noise (grinding, humming, or clicking) during operation indicating mechanical stress or electrical issues
  • Visible external leakage of process fluid or lubricant, or erratic valve positioning/response time in control loops
Engineering Tips
  • Implement routine torque monitoring and trend analysis on actuators to detect binding early; pair with preventive stem cleaning/lubrication schedules using manufacturer-specified materials
  • Install redundant position sensors and perform regular calibration checks to ensure accurate feedback, preventing seal wear from over-travel and enabling predictive maintenance based on drift patterns

Indicative industry ranges for design and RFQ preparation. Confirm the exact figures and applicable standard with the manufacturer before specifying.

Compliance & Manufacturing Standards

Applicable Standards
ISO 5211:2017 - Industrial valves - Part-turn actuator attachments ANSI/FCI 70-2-2013 - Control Valve Seat Leakage DIN EN 593:2017 - Industrial valves - Metallic butterfly valves

Quoted from the published standard.

Manufacturing Precision
  • Bore diameter: +/-0.05 mm
  • Surface flatness of flange faces: 0.1 mm
Quality Inspection
  • Hydrostatic pressure test per API 598
  • Material composition verification via spark emission spectroscopy

Manufacturers of Automated Valves

12 companies list this product among what they make. Company figures are quoted from each company's own website; every card states where the relationship came from.

Shenzhen Jewellok Technology
Shenzhen, Guangdong, CN
Managed by the manufacturer
Listed on the company's own website
AFC Valve
Hefei, Anhui, CN
Also makes: Butterfly Valve, Gate Valve, Pinch Valve and 8 more
Listed on the company's own website · profile compiled by CNFX from public sources
ALLTO Pipeline Equipment Co., Ltd.
Guangzhou, Guangdong, CN
Also makes: Expansion Joints, Flex Joint, Control Valve and 7 more
Listed on the company's own website · profile compiled by CNFX from public sources
Canature
Shanghai, CN
Listed on the company's own website · profile compiled by CNFX from public sources
GEYA
Zhejiang, CN
Listed on the company's own website · profile compiled by CNFX from public sources
GIM FLUID Equipment (Shanghai) Co., Ltd.
Shanghai, CN
Listed on the company's own website · profile compiled by CNFX from public sources
Guangzhou Chunke Environmental
Guangzhou, Guangdong, CN
Listed on the company's own website · profile compiled by CNFX from public sources
Hearken Flow
Tianjin, CN
Also makes: Butterfly Valve, Ball Valve, Pneumatic Actuator and 9 more
Listed on the company's own website · profile compiled by CNFX from public sources
HEBAI
Zhejiang, CN
Listed on the company's own website · profile compiled by CNFX from public sources
Hydrath Power
Zhejiang, CN
Listed on the company's own website · profile compiled by CNFX from public sources
Hydrorelax Bathroom industry manufacturer
Zhejiang, CN
Listed on the company's own website · profile compiled by CNFX from public sources
Ningbo Smart Pneumatic Co., Ltd.
Zhejiang, CN
Listed on the company's own website · profile compiled by CNFX from public sources
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Manufacturer listings support early research and capability understanding. They are not certification, ranking, or transaction guarantees.

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Frequently Asked Questions

What are the typical applications for these automated valves?

These valves are used in automated chemical filtration and separation systems to control the flow of chemicals. They enable automated sequencing of filtration cycles, backwashing, chemical dosing, and product collection.

What materials are used in the construction of these valves?

The body material is CF8M (316 stainless steel) per ASTM A351, and the seat material is PTFE. These materials provide corrosion resistance and chemical compatibility.

What is the control signal and supply voltage for these valves?

The control signal is 4–20 mA analog, and the supply voltage is 24 V DC ±10%. These are standard for integration with process control systems.

What is the leakage rate and enclosure rating?

The leakage rate is Class IV per IEC 60534-4, with a maximum leakage of ≤0.01% of rated Cv. The enclosure rating is IP65 per IEC 60529, providing dust-tight and water-jet protection.

Data Basis

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

Preliminary Technical Classification
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