Home > Product > Needle valve > By Design & Function > Rising Stem Needle Valve Manufacturer in India
Precision You Can See. Performance You Can Trust.
Perfect Engineers manufactures Rising Stem Needle Valves designed for critical applications that demand precise flow regulation, high visibility of valve status, and reliable sealing under pressure. These valves feature a linear rising stem design, making the opening/closing motion visually identifiable, ideal for manual control and safety-critical systems.
From instrumentation panels to high-pressure fluid circuits, our rising stem valves ensure accurate throttling, secure shut-off, and dependable long-term performance.
A rising stem needle valve has a threaded stem that moves in and out of the valve body as it is operated, making the position of the valve visibly clear. This design helps operators easily determine whether the valve is fully open, partially throttled, or fully shut—without guesswork.
Perfect for manual control in critical systems, including gas regulation, steam lines, and chemical dosing.
| Parameter | Specification |
|---|---|
| Stem Design | Rising Stem |
| Pressure Rating | Up to 6000 PSI (custom up to 10,000 PSI) |
| Body Materials | SS 316, SS 304, CS A105, Brass, Monel |
| Seat Options | PTFE, PEEK, Graphite, Metal-to-Metal |
| Temperature Range | -20°C to +450°C |
| End Connections | BSP / NPT, Compression, Flanged, SW, BW |
| Operation | Manual Handwheel or T-bar |
| Testing | Hydrostatic & Pneumatic (API 598, EN 12266-1) |
| Certification | ISO 9001:2015, EN 10204 3.1, IBR, CE |
| Feature | Benefit |
|---|---|
| Visual Stem Position | Clearly shows open/closed status |
| Accurate Throttling | Fine linear adjustment for critical flow control |
| Manual Safety | Avoids over-tightening or operator error |
| Durable Threads | Reduces wear during repetitive use |
| Easy Maintenance | Serviceable bonnet, stem, and packing arrangement |
+91-8591096714
www.perfectqrc.com
We offer rising stem needle valves up to 6000 PSI, and higher pressure models up to 10,000 PSI on request.
Yes. With PTFE or metal seats, they are ideal for air, nitrogen, hydrogen, oxygen, and inert gases.
Yes. We offer rising stem needle valves with panel mounting nuts for instrumentation systems.
Common sizes are stocked. Custom materials and connections are shipped in 7–14 working days.
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