Home > Stainless Steel Needle Valves
Lecong Stainless, a prominent manufacturer and supplier based in Da Nang, Vietnam, specializes in high-quality Stainless Steel Needle Valves that are built for precision and durability. Crafted from top-grade stainless steel, these valves excel in resisting corrosion, pressure, and temperature fluctuations. With their fine-threaded stem and narrow seat, Stainless Steel Needle Valves enable precise flow regulation in critical applications. Lecong Stainless is committed to upholding global standards, providing needle valves that blend strength, reliability, and longevity, making them a go-to choice for industries such as oil and gas, petrochemicals, pharmaceuticals, and power generation.
These Stainless Steel Needle Valves are made from a mix of chromium, nickel, and iron, often with added molybdenum to enhance their resistance to pitting and crevice corrosion. They boast impressive tensile and yield strength, ensuring reliable performance even under high pressure. On a mechanical level, these valves are known for their superior hardness, toughness, and wear resistance, even in tough conditions. Their sturdy design guarantees minimal leakage and precise control over fluid or gas flow, making them vital in applications where accuracy and safety are critical.
| sizes | 1/4″ to 1″ (Female / Female BSP and BSPT), 3/8″ to 1″ (Female / Female NPT) and 1/4″ to 1/2″ (Male / Female BSPP). |
| Temperature range: | -20°C to 230°C. |
| Operator | Bar, hand operated. |
| Pressure rating: | 6000 PSI. |
| Material | C | Si | Mn | P | S | Cr | Ni | N |
|---|---|---|---|---|---|---|---|---|
| Stainless Steel | 0.080 max | 0.75 max | 2.00 max | 0.045 max | 0.030 max | 18.00-20.00 | 8.00-10.50 | 0.100 max |
| Material | Yield Strength | Tensile Strength | Elongation (%) | Reduction of Area (%) | Hardness Max | |
|---|---|---|---|---|---|---|
| Min (Mpa) | Min (Mpa) | Min | Min (50mm) | HB | HR B | |
| Stainless Steel | 170 | 458 | 30 | 50 | 201* | 92* |
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Stainless steel needle air valves, available in sizes from 1/4″ to 2″, offer precise flow control for air systems. Their corrosion-resistant construction ensures reliable performance in various industrial applications.
The stainless steel precision needle valve, ranging from 1/4″ to 2″, provides accurate flow regulation and high corrosion resistance. Ideal for applications requiring fine control and durability.
This stainless steel needle valve, sized from 1/4″ to 2″, is designed for precise water flow control. Its corrosion-resistant construction ensures long-lasting performance in water treatment and distribution systems.
Stainless steel needle control valves, available in sizes from 1/4″ to 2″, offer fine adjustment and high corrosion resistance. Suitable for controlling various fluids in industrial and laboratory settings.
Flanged needle valves in stainless steel, ranging from 1/2″ to 6″, provide precise flow control with excellent corrosion resistance. The flanged design allows for secure connections in diverse piping systems.
High temperature needle valves, sized from 1/4″ to 2″, are made from corrosion-resistant stainless steel. They are designed to withstand extreme temperatures while providing precise flow control in demanding environments.
We ensure full transparency of our Stainless Steel Needle Valves with high-quality assurance. All orders include essential documents such as a commercial invoice, packing list, fumigation certificate, heat treatment chart and a NABL-approved lab test report. We offer a Material Test Certificate per EN 10204/3.1b, PMI Test Certificate, 100% radiography test report and Third-Party Inspection Certificate. Our comprehensive documentation is organized to guarantee maximum client satisfaction.
Stainless Steel Needle Valves are commonly used to regulate flow in high-pressure and high-temperature systems. In the oil and gas sector, they find their place in instrumentation lines and sampling systems. Chemical and petrochemical facilities utilize them for managing aggressive media, while the pharmaceutical and food industries depend on their corrosion resistance and hygienic features. They are also crucial in power generation, hydraulics, and laboratory settings where fine flow control is essential. Their compact design, durability, and leak-proof performance make them a favored option for critical industrial operations.
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