A Hastelloy Check Valve is a top-notch flow control device that lets fluid flow in one direction while blocking any reverse flow, which is crucial for keeping piping systems safe and efficient. Made from Hastelloy, a nickel-molybdenum alloy known for its outstanding resistance to corrosion, these valves are incredibly reliable when dealing with aggressive and corrosive fluids. They excel at resisting both oxidizing and reducing agents, making them perfect for even the toughest environments. Thanks to their sturdy design and leak-proof seals, Hastelloy check valves promise a long lifespan and consistent performance, even under high pressure and extreme temperatures.
Hastelloy is composed of nickel, molybdenum, chromium, and iron, which work together to provide remarkable resistance to pitting, crevice corrosion, and stress corrosion cracking. The strength and stability of this alloy make these check valves ideal for demanding processes, such as chemical processing and marine applications. Their solid construction, tight sealing ability, and resistance to chemical attacks ensure that they operate reliably, even in continuous use with corrosive acids, seawater, and other harsh substances.
| INSTRUMENTATION VALVES MATERIAL | HASTELLOY |
| INSTRUMENTATION VALVES SIZE | 6 MM TO 50 MM and 1/8″ TO 2″ |
| THREADS | BSPP, NPT, METRIC, BSPT,UNF, JIC |
| CONNECTION | SOCKET WELD END, TUBE END, THREADED, FLANGE END |
| INSTRUMENTATION VALVES BODY SHAPE | HEXAGON |
| INSTRUMENTATION VALVES ORIFICE SIZE | 2 MM – 40 MM |
| PATTERN FLOW | STRAIGHT |
| EQUIVALENT BRANDS | PARKER, SWAGELOK, DK-LOK, STAUFF, OLIVER VALVES, HAMLET, HOKE |
| CRACKING PRESSURE | 0.5 BAR |
| RATING PRESSURE | 20000 PSI, 1500 PSI, 10000 PSI, 3000 PSI, 6000 PSI, 15,000 PSI |
| TYPE | SPRING TYPE, POPPET TYPE |
| BODY TYPE | FORGED, BAR STOCK |
| MEDIA | SEA WATER , HYDRAULIC AIR, OIL, GAS, WATER, HOT WATER , STEAM, COLD WATER , CHEMICAL |
| INSTRUMENTATION VALVES PACKING DETAILS | WOODEN PALLET, BOX PACKING |
| MEDIA TEMPERATURE | (-50* C – 350*C ) AS PER PRESSURE RANGE |
| Co | C | Cr | Mo | Mn | Fe | Ni | S | Si | P | |
| Hastelloy C276 | 2.5 Max | 0.010 Max | 14.50 – 16.50 | 15.00 – 17.00 | 1.00 Max | 4.00 – 7.00 | Balance | 0.03 Max | 0.08 Max | 0.04 Max |
| Hastelloy C22 | 2.5 Max | 0.010 Max | 20 – 22. | 12.5 – 14.5 | 0.50 Max | 2 – 6 | Balance | 0.02 Max | 0.08 Max | 0.02 Max |
| Melting Point | Density | Tensile Strength | Elongation | Yield Strength (0.2%Offset) | |
|---|---|---|---|---|---|
| Hastelloy C276 | Psi – 1,15,000 , MPa – 790 | 40% | 1370 °C (2500 °F) | 8.89 G/Cm33 | Psi – 52,000 , MPa – 355 |
| Hastelloy C22 | Psi – 1,00,000 , MPa – 690 | 45 % | 1399 °C (2550 °F) | 8.69 G/Cm3 | Psi – 45000 , MPa – 310 |
| Hastelloy B3 | Psi – 1,15,000 , MPa –760 | 40% | 1370 °C (2550 °F) | 9.2 G/Cm3 | Psi – 52,000 , MPa – 350 |
| Hastelloy B2 | Psi – 1,15,000 , MPa –760 | 40% | 1370 °C (2550 °F) | 9.2 G/Cm3 | Psi – 52,000 , MPa – 350 |
| Hybrid BC1 | 725 | 40% | 1343 – 1443°C | 8.83 G/Cm³ | 310 |
| Hastelloy C4 | 783 | 55% | 1350-1400 °C | 8.64 G/Cm3 | 365 |
| Hastelloy X | 655 MPa | 35% | 1355°C | 8.22 G/Cm³ | 240 MPa |
At Nadia Tube Fittings, we are the leading supplier, manufacturer, and exporter of Hastelloy Check Valves in Kuala lumpur, Malaysia. Our advanced manufacturing facilities, strategically located in the Malaysia, enable us to deliver high-quality, customized solutions tailored to your specific needs. With an extensive inventory of over 16,000 tons of premium-grade Hastelloy materials, we are fully equipped to meet your demands efficiently. Our commitment to excellence and efficiency ensures that we consistently maintain sufficient stock to support your business requirements and provide reliable performance in critical applications.
| STANDARD | GOST | UNS | WERKSTOFF NR. | BS | AFNOR | EN | JIS |
| Hastelloy C22 | – | N06022 | 2.4602 | – | – | NiCr21Mo14W | NW 6022 |
| Hastelloy C276 | ХН65МВУ | N10276 | 2.4819 | – | – | NiMo16Cr15W | NW 0276 |
Nadia Tube Fittings is a leading supplier and stockist of premium Hastelloy Check Valves in Kuala lumpur, Malaysia. Our products are widely used across various industries, and we are dedicated to delivering exceptional service while ensuring complete customer satisfaction. With our advanced finishing techniques, we differentiate ourselves in the metal industry. We are committed to consistently providing top-quality Hastelloy Check Valves while efficiently meeting the diverse needs of our clients, ensuring reliable performance and durability in demanding applications.
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You’ll find Hastelloy check valves in a variety of industries, including chemical processing, petrochemicals, marine systems, pulp and paper, power generation, and wastewater treatment. They shine in applications involving hydrochloric acid, sulfuric acid, acetic acid, and seawater, where traditional materials might fail. By preventing backflow and maintaining pressure integrity, these valves protect pumps, compressors, and other system components. With their unmatched corrosion resistance, mechanical strength, and durability, Hastelloy check valves are the go-to choice for industries that demand maximum reliability and safety in challenging conditions.
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