Home > Alloy 20 Needle Valve
Rudra Tubefittings, located in Kolkata, India, specializes in manufacturing and supplying top-notch Alloy 20 Needle Valves designed for harsh chemical and process environments. These valves excel at providing precise flow control, ensuring leak-tight shutoff, and boasting a long service life, even when faced with aggressive acids and chloride-rich media. The Alloy 20 material offers remarkable resistance to sulfuric acid and stress-corrosion cracking, making these needle valves perfect for demanding applications. With their precision threading, smooth stem movement, and robust design, Rudra’s Alloy 20 Needle Valves guarantee accurate metering and reliable isolation for critical instrumentation and process lines across various industries.
Alloy 20 Needle Valves are crafted from a nickel-iron-chromium alloy, enhanced with molybdenum and copper, which provides exceptional resistance to sulfuric acid, pitting, and crevice corrosion. Their mechanical properties include high tensile strength, excellent ductility, and impressive toughness across a range of temperatures. These valves feature a precision-machined needle stem, corrosion-resistant internal components, and sealing options like PTFE/Grafoil. Alloy 20 maintains stability under vibration, pressure changes, and aggressive chemical exposure. This unique metallurgy ensures smooth flow control, long-lasting performance, and structural integrity in challenging service environments.
At Rudra Tube Fittings, we are the largest supplier, manufacturer, and exporter of Alloy 20 Needle Valve in Kolkata, Kolkata. Our advanced manufacturing facilities, strategically positioned in the Kolkata, enable us to deliver high-quality solutions to meet your specific requirements. With a robust inventory of over 16,000 tons of top-grade materials, we are well-equipped to fulfill your needs promptly. Our commitment to excellence and efficiency ensures we always have the available stock to support your demands.
| STANDARD | UNS | WERKSTOFF NR. | AFNOR | EN | JIS | BS | GOST |
| Alloy 20 | N08020 | 2.4660 | Z2NCUD31-20AZ | NiCr20CuMo | – | – | – |
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Rudra Tube Fittings is a leading supplier and stockist of premium Alloy 20 Needle Valve in Kolkata, Kolkata. Our products are widely utilized across various industries, and we are committed to delivering exceptional service and ensuring high customer satisfaction. Our distinctive finishing techniques set us apart in the fittings industry. We are dedicated to consistently providing top-quality products while effectively addressing the needs of our customers.
Alloy 20 Needle Valves find their place in industries where aggressive chemicals and acids require outstanding corrosion resistance. They are perfect for chemical processing, sulfuric acid systems, pharmaceuticals, petrochemicals, pulp and paper plants, food and beverage sectors, and chloride-rich applications. These valves are utilized for precise throttling, sampling, calibration, and isolation in instrumentation lines. Their fine flow control makes them ideal for reactors, dosing lines, acid transfer systems, and laboratory setups. Wherever standard stainless steels fall short due to corrosion, Alloy 20 Needle Valves step in to deliver reliable performance.
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