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Rugged. Reliable. Ready for Pressure.
Perfect Engineers is a trusted manufacturer and exporter of carbon steel needle valves engineered for high-pressure, high-temperature, and industrial-grade flow control applications. Designed for strength, stability, and superior sealing, our carbon steel valves are widely used in hydraulic systems, power plants, oil refineries, and process industries.
With CNC-machined forged or bar stock bodies, our CS needle valves deliver leak-proof operation, long service life, and exceptional performance under demanding conditions.
A carbon steel needle valve is a manual flow control valve made from CS (A105 / WCB / EN8) used in industrial piping systems to precisely regulate fluid flow, especially under high pressure and elevated temperatures.
Preferred in oil, gas, steam, hydraulic, and chemical service lines where strength is critical.
| Parameter | Specification |
|---|---|
| Body Material | Carbon Steel A105 / EN8 / ASTM A216 WCB |
| Seat Material | PTFE, PEEK, Graphite, Metal-to-Metal |
| Pressure Rating | Up to 10,000 PSI |
| Temperature Range | -20°C to 450°C |
| Connection Ends | NPT/BSP Threaded, Flanged, SW, BW |
| Sizes Available | ¼” to 2” |
| Flow Types | Straight, Angle, Forged Body |
| Testing | Hydrostatic & Pneumatic, API/BS Standards |
| Coating (optional) | Zinc, Nickel, Epoxy (anti-corrosion) |
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| Feature | Carbon Steel Needle Valve | Stainless Steel Needle Valve |
|---|---|---|
| Strength | 🟢 Very High | 🟢 High |
| Corrosion Resistance | 🟡 Moderate (with coating) | 🟢 Excellent |
| Pressure Rating | 🟢 Up to 10,000 PSI | 🟢 Up to 10,000 PSI |
| Cost | 💰 More economical | 💸 Higher |
| Best For | High-pressure steam, oil, hydraulics | Corrosive or marine environments |
Carbon steel offers moderate resistance, but zinc or epoxy coatings are recommended for humid or corrosive environments.
Yes. We offer IBR-certified CS needle valves for boiler and steam line use.
Yes. We offer socket weld and butt weld ends for permanent installation in pipelines.
Standard CS needle valves are tested up to 10,000 PSI depending on size and end type.
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