Home > Alloy 20 Check Valve
Rudra Tubefittings, located in Kolkata, India, specializes in manufacturing and supplying high-performance Alloy 20 Check Valves that are perfect for corrosive and chemically aggressive environments. Crafted from top-notch corrosion-resistant Alloy 20 material, these valves guarantee reliable one-way flow while effectively preventing any reverse flow that could harm sensitive equipment. With precision machining and robust construction, Rudra’s Alloy 20 Check Valves provide leak-tight sealing, outstanding durability, and stable operation even in harsh conditions. Their impressive resistance to acids—particularly sulfuric acid—makes them a go-to choice for industries that require long-lasting performance and absolute reliability in critical chemical handling tasks.
An Alloy 20 Check Valve is constructed from a nickel-iron-chromium alloy, enhanced with copper and molybdenum to boost its corrosion resistance. This alloy is particularly effective against sulfuric acid, stress-corrosion cracking, pitting, and crevice corrosion. Its mechanical properties include high tensile strength, excellent ductility, and dependable performance across varying temperatures. Inside, the valve is equipped with corrosion-resistant discs or poppets, precision-machined seats, and high-quality sealing components. Alloy 20 remains stable under vibration, pressure changes, and aggressive chemical exposure, ensuring long-term, leak-free operation even in demanding service conditions.
| BRAND NAME | Rudra Tube Fittings |
| MANUFACTURER OF ALLOY 20 VALVE SIZE | 1/8″ TO 2″ / 6 MM TO 50 MM |
| CONNECTION | THREADED, TUBE END, SOCKET WELD END, FLANGE END |
| THREADS | NPT, BSPP, BSPT, METRIC, JIC, UNF |
| ALLOY 20 VALVES FLOW PATTERN | STRAIGHT |
| BODY SHAPE | HEXAGON |
| ALLOY 20 VALVES PRESSURE RATING | 1500 PSI, 3000 PSI, 6000 PSI, 10000 PSI, 15,000 PSI, 20000 PSI |
| CRACKING PRESSURE | 0.5 BAR |
| ALLOY 20 VALVES ORIFICE SIZE | 2 MM TO 40 MM |
| ALLOY 20 VALVES TYPE MANUFACTURER | POPPET TYPE, SPRING TYPE |
| MEDIA | HYDRAULIC OIL, AIR, WATER, GAS, STEAM, HOT WATER , COLD WATER , SEA WATER , CHEMICAL |
| MEDIA TEMPERATURE | (-50* C TO 350*C ) RANGE AS PER PRESSURE |
| BODY TYPE MANUFACTURER | BAR STOCK, FORGED |
| ALLOY 20 VALVES PACKING DETAILS | BOX PACKING, WOODEN PALLET |
| EQUIVALENT BRANDS | SWAGELOK, PARKER, STAUFF, DK-LOK, HAMLET, OLIVER VALVES, HOKE |
| MATERIAL | ALLOY 20 |
| Grade | C | Ni | P | Mn | Si | S | Cr | Mo | Nb | Cu |
|---|---|---|---|---|---|---|---|---|---|---|
| Alloy 20 | 0.02 max | 32 – 38 | 0.02 max | 1 – 2 | 0.7 max | 0.005 max | 19 – 21 | 2 – 3 | 0.1 – 0.3 | 3 – 4 |
| Grade | Melting Point | Density | Yield Strength (0.2%Offset) | Tensile Strength | Elongation |
|---|---|---|---|---|---|
| Alloy 20 | 1443 °C (2430 °F) | 8.1 g/cm3 | Psi – 35,000, MPa – 241 | Psi -80,000, MPa -551 | 30 % |
At Rudra Tube Fittings, we are the leading supplier, manufacturer, and exporter of Alloy 20 Check Valves in Kolkata, Kolkata. Our advanced manufacturing facilities, strategically located in the Kolkata, empower us to deliver high-quality, customized solutions tailored to your specific requirements. With a robust inventory of premium-grade Alloy 20 materials, we are fully equipped to meet your demands efficiently. Our commitment to excellence and reliability ensures that we consistently maintain sufficient stock to support your business needs, providing you with durable and corrosion-resistant check valves for various applications.
| STANDARD | EN | WERKSTOFF NR. | UNS | AFNOR |
| Alloy 20 | NiCr20CuMo | 2.4660 | N08020 | Z2NCUD31-20AZ |
Rudra Tube Fittings is a leading supplier and stockist of premium Alloy 20 Check Valves in Kolkata, Kolkata. Our products are extensively utilized across various industries, thanks to their exceptional corrosion resistance and durability. We are dedicated to delivering outstanding service and ensuring complete customer satisfaction. With our specialized finishing techniques, we set ourselves apart in the metal industry. Our commitment to consistently providing top-quality Alloy 20 Check Valves allows us to efficiently meet the diverse needs of our clients across multiple sectors.
Contact us to get a quick quote for your requirement.
Alloy 20 Check Valves find extensive use in industries dealing with corrosive fluids, acids, and chemical mixtures. They are particularly suited for chemical processing, pharmaceuticals, petrochemicals, food and beverage production, pulp and paper manufacturing, dye production, and sulfuric acid handling systems. These valves effectively prevent backflow in pipelines, safeguarding pumps, compressors, filters, and sensitive instruments. Their remarkable corrosion resistance guarantees reliable operation in environments that involve hot acids, chlorine, and other aggressive chemicals.
Please feel free to contact us if you need any further information or for enquiry.
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