This page explains how Metering Valve is classified within Chemical Manufacturing. Technical values and manufacturer relationships are research references; confirm the current specification and supplier evidence for each order.
A precision valve designed to accurately control and measure the flow rate of oxidants within a dispensing system.
Technical details and manufacturing context for Metering Valve
| Parameter | Typical range | Notes & selection driver |
|---|---|---|
| Nominal Diameter | DN15–DN50 mm | Select based on required flow capacityISO 6708 |
| Flow Coefficient | 0.1–10 Cv | Determines pressure drop at given flowIEC 60534-2-1 |
| Flow Accuracy | ±0.5 % | Under steady-state conditionsISO 10791-7 |
| Repeatability | ±0.1 % | For same setpoint and conditionsISO 10791-7 |
| Operating Pressure | 1.0–1.6 MPa | Below 1.0 MPa seat load insufficient |
| Operating Temperature | -20–80 °C | Seal material limits range |
| Control Signal | 4–20 mA | Standard analog inputIEC 60947-5-6 |
| Supply Voltage | 24 ±10% V DC | For actuator and electronicsIEC 61131-2 |
| Ingress Protection | IP65 | Dust-tight and water-jet protectedIEC 60529 |
| Body Material | 316L SS | Corrosion-resistant for oxidantsASTM A182 |
| Seal Material | PTFE | Chemical compatibilityASTM D4894 |
| Weight | 2.5–8 kg | Depends 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.
This component is essential for the following industrial systems and equipment:
| pressure: | 0 to 100 bar (max operating) |
| flow rate: | 0.1 to 100 L/min (calibrated range) |
| temperature: | -20°C to 150°C |
| slurry concentration: | Up to 20% solids by weight (non-abrasive) |
Indicative industry ranges for design and RFQ preparation. Confirm the exact figures and applicable standard with the manufacturer before specifying.
Quoted from the published standard.
3 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.
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A practical evidence checklist for RFQ preparation and supplier evaluation.
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The flow accuracy is ±0.5% under steady-state conditions, as listed in the reference parameters. However, actual accuracy may vary depending on installation, fluid properties, and operating conditions. Always verify with the manufacturer for your specific application.
The valve body is typically made of 316L stainless steel, and seals are made of PTFE. Other materials like Hastelloy may be available for specific corrosive applications. Confirm material compatibility with your oxidant and process conditions.
The reference operating pressure range is 1.0–1.6 MPa, and the temperature range is -20 to 80 °C. These are general ranges; the actual limits depend on the valve size, actuator, and seal materials. Check the manufacturer's data sheet for your model.
The valve can be controlled manually, pneumatically, or electrically. For automated systems, a standard 4–20 mA control signal is used. The supply voltage for the actuator and electronics is 24 V DC ±10%. Ensure your control system is compatible.
Editorial classification, named public sources where available, and source-reviewed manufacturer records.
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