As a leading needle valve manufacturers in India, we present to you our range of valves, which we designed for pneumatic systems, gas industries, and instrumentation applications, among others. We offer steel to brass materials and also from manual to fully automatic options, and our valves are used in a wide range of process and control applications.

In terms of flow control in very low-pressure settings, very precise needle valves are at the top of the list for many industries. Their compact design, precise flow control, and very durable build make them an essential component in instrumentation and lab equipment.

What is a Needle Valve?

A needle valve is a precision flow control device that sees great use in small-scale systems. What sets it out from other valves like the ball or gate is a narrow tapered needle, which sits in a conical seat, which can produce very fine flow rates.

These valves are widely used in: 

• Laboratories
• Analytical instruments
• Pneumatic cylinder systems
• Pressure testing panels
• Medical equipment

Needle valves also outperform in that they achieve a tight shut-off, which is a key feature in high-value and sensitive systems.

How Does a Needle Valve Work?

Needle valves use a threaded stem, which in turn is connected to a needle-shaped plunger. When the round knob is turned, the needle seat either opens or closes the passage. As the needle moves into the seat, flow decreases; turn it out and flow increases.

Key Features of Operation:

1. Proper flow control of liquids and gases.
2. Precise throttling at low flow rates
3. Outstanding performance at high pressures (up to 6000 PSI).
4. Suitable for instrumentation and chemical injection systems.

Applications of Needle Valves

• Needle valves are commonly used in:
• Panel board instrumentation
• Gas flow regulation
• Oil and gas pipelines
• Medical device manufacturing
• Process control in refineries
• Laboratory applications
• Injection moulding machinery

In large part because of their ability to handle bar pressure with ease, these valves are used in custom manufacturer setups which also include gauge ports, pipe fittings and tube end connections.

How to Install a Needle Valve

Proper installation is key to best performance in this area 

1. Select the appropriate material, stainless steel, carbon steel, or brass, based on media and pressure.
2. Check out the valve for screw machined parts and clean the sealing surfaces.
3. Install according to flow direction indicators.
4. Use proper sealant (pipe socket, PTFE tape) to prevent leaks.
5. Test fit for tight shutoff at low and full operational pressure.

How to Close a Needle Valve

To shut off a needle valve: 

• Turn the dial in the positive direction until the needle drops in.
• Avoid overtightening to prevent wear.

Needle valves provide better shut-off in many cases of plug valves or check valves in low-flow control applications.

Advantages of Needle Valves

• Precise flow regulation
• Compact design for tight installations
• For tube, pipe, and instrumentation panels.
• Suitable for air and hydraulic systems.
• In alloy steel, titanium, and stainless steel for harsh environments.

For medical, research, and industrial use. Also see related: Which includes medical, research, and industrial applications.:

In a lean manufacturing setting, which is what needle valves do best.

One Key Industry Use: Pharmaceutical & Medical Equipment

In pharmaceuticals and medical devices, we have that a clean, accurate, and regulated flow is of great importance. Needle valves are used in:.

• Chemical dosing
• Sterile transfer systems
• Gas cylinder regulation
• Lab test panels

Due to their accurate metering, these devices are the best for fluid control in analytical instruments and cleanroom pipelines, which we see as built from nylon or titanium for a totally clean operation.

Needle Valve Vs Other Valves

Why Choose Speciality Valve – Needle Valve Manufacturer in India

1. A specialist in the manufacture of custom needle valves for critical control systems.
2. Also, female valves, dual ferrule tube and flare tube options
3. In stainless steel, carbon steel, brass, and special alloys, we also offer.
4. Designed for instrumentation, pipeline and refinery applications.
5. Certified to ISO and CE standards.

In all of which you’re involved in pneumatic systems, injection moulding units, or chemical plants, we have valves that fit your pressure, flow, and durability requirements.

In large-scale flow applications, needle valves are still the best for accuracy and size. We see them in action in instrumentation panels which have gas to regulate, in refineries which have fluids to manage, or in labs which require air control, and they do it without compromise.

As a dominant player in the needle valve manufacturers in India market in India, Speciality Valve designs solutions for every application. We have a wide product range and global supply chain, which is why we are the preferred manufacturer for companies across industries.

Needle Valve Specifications - Speciality Valve

• Size Range: ¼” to 2” (inch needle valves)
• Pressure Rating: Up to 6000 PSI (high-pressure systems)
• End Connections: Screwed, Flanged, Compression, Socket Weld
• Body Material: SS304, SS316, Brass, WCB, Monel, Alloy Steel
• Seat Material: Metal to Metal or PTFE
• Operation Type: Manual with Round Knob or T-bar
• Design Standard: ASME B16.34 / API 598
• Applicable Media: Gas, Air, Oil, Steam, Chemical injection

Visit Us: https://www.specialityvalve.com/product-category/needle-valve/, for improved flow systems, reach out to Speciality Valve to get professional advice and a custom solution.

ADDRESS - 41, 2nd floor, Balasundaram Road, Coimbatore, Tamil Nadu 641018