Needle Type Valve

Vcore Needle Type Valves are engineered for precision control in the most demanding environments. These valves are designed to provide accurate flow regulation by offering a high level of control over fluid flow, ideal for processes where fine adjustments are required. Constructed from high-quality materials like carbon steel, stainless steel, and brass, our needle valves are designed to ensure durability, minimal wear, and reliability in both high and low-pressure systems.
Key Features:
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Precision Flow Control: The needle valve is built with a finely threaded stem and a tapered needle, offering exceptional control over flow rates, even in systems requiring very fine adjustments.
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Durable Construction: Manufactured from materials like carbon steel and stainless steel, Vcore Needle Type Valves offer a long service life and are suitable for both high and low-pressure environments.
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Compact Design: Its compact structure allows for installation in tight spaces without compromising performance or reliability.
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Versatile Use: Ideal for a variety of applications including water, oil, steam, and gases in both industrial and laboratory settings.
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Leak-proof Sealing: Features a precise sealing mechanism that ensures minimal leakage, even under high pressure, making it an excellent choice for critical systems.
Technical Specifications
| Component | Specification |
|---|---|
| Nominal Diameter (DN) | 6mm – 50mm |
| Nominal Pressure (PN) | 1.6 MPa, 2.5 MPa |
| Test Pressure | 2.4 MPa |
| Sealing Type | Soft Sealing (PTFE) |
| Applicable Medium | Water, Oil, Steam, Gas |
| Applicable Temperature | -40°C to 200°C |
| Materials | Carbon Steel, Stainless Steel, Brass |
| Operation Method | Manual, Pneumatic, Electric |
Main Dimensions & Weight
| Nominal Diameter (DN) | L (mm) | D (mm) | H (mm) | Weight (kg) |
|---|---|---|---|---|
| 6 | 65 | 40 | 80 | 0.4 |
| 10 | 80 | 45 | 90 | 0.6 |
| 15 | 100 | 50 | 100 | 0.8 |
| 20 | 120 | 60 | 120 | 1.0 |
| 25 | 140 | 70 | 130 | 1.2 |
| 50 | 180 | 110 | 150 | 2.5 |
Functions and Benefits
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Precise Flow Regulation: With its fine-threaded stem and tapered needle design, the Needle Valve allows for highly accurate adjustments, making it ideal for controlling small flows in instrumentation and other critical applications.
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High Reliability: Built to withstand varying pressure and temperature conditions, this valve maintains performance and extends the life of your systems, reducing downtime and maintenance costs.
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Leak-proof Performance: The sealing technology used in Vcore Needle Type Valves ensures that there is no leakage even at higher pressures, contributing to safer and more efficient operation.

Vcore Needle Type Valves are commonly used in industries such as:
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Chemical Processing: Ideal for handling small flow rates of chemicals and acids.
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Oil and Gas: Used for controlling the flow of gas, oil, and other high-pressure fluids.
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Water Treatment Plants: Perfect for regulating the flow of water in various treatment stages.
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Power Generation: Widely used in power plants for steam and fluid regulation in both low and high-temperature conditions.
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Pharmaceutical and Laboratory Settings: Essential for experiments requiring precise fluid control.
