Xuan Nickel Alloys is a reputable manufacturer and supplier of top-notch Hastelloy Needle Valves based in Da Nang, Vietnam. We cater to industries that require precise flow control and exceptional corrosion resistance. Our Hastelloy Needle Valves are designed to meet international standards, ensuring they perform brilliantly in harsh chemical environments and high-pressure systems. With state-of-the-art production facilities and rigorous quality control, we guarantee that each valve offers remarkable durability, leak-tight performance, and a long lifespan. Xuan Nickel Alloys is dedicated to delivering innovative and reliable solutions for the chemical, petrochemical, marine, and power industries around the globe, making us a trusted partner for critical applications.
Hastelloy Needle Valves are primarily made of nickel, molybdenum, and chromium, with small amounts of iron, cobalt, and tungsten, which boost their resistance to both oxidizing and reducing agents. They showcase high tensile strength, excellent creep resistance, and outstanding toughness even at elevated temperatures. Their low carbon content helps prevent carbide precipitation, ensuring great weldability and durability. Coupled with remarkable resistance to pitting, stress-corrosion cracking, and oxidation, these valves are perfect for demanding chemical processing environments where precise flow control and mechanical reliability are essential for safe and efficient operations.
| VALVE SIZE | 6 MM TO 50 MM and 1/8″ TO 2″ |
| STANDARD | ASME B 16.34, ASTM A494/ASME SA494, ASME B 16.5, ASME B 16.10, BS EN 12266-1/API 598, BS1414/ API 600, ASME B 16.25 |
| CONNECTION | TUBE END, THREADED, SOCKET WELD, BUTT WELD, FLANGED, WELD NIPPLE, SAE |
| THREAD | METRIC, BSPP, NPT, JIC, BSPT, UNF |
| FUNCTION | 2 , 5 , 4 , 3 WAY, |
| MATERIAL OF SEAL RING | PVDF, DELRIN, GRAPHITE, PTFE, PEEK, |
| PRESSURE RATING | 15000 , 3000, 1500 , 10000, 6000 , 20000 PSI |
| TEMPERATURE OF MEDIA | (-120* C – 500*C ) AS LIKE PRESSURE RANGE |
| STANDARD | DIN , ISO , API , ANSI , AWWA , ASME , MSS |
| MEDIA | AIR, CHEMICAL, GAS, WATER, STEAM, HOT WATER , HYDRAULIC OIL, COLD WATER, SEA WATER |
| TYPE OF BODY | BAR STOCK |
| EQUIVALENT BRANDS | OLIVER VALVES, PARKER, SWAGELOK, HAMLET, DK-LOK, HOKE |
| PACKING DETAILS | WOODEN PALLET, BOX PACKING |
| Grade | Mn | C | Co | S | Si | Cr | Ni | Mo | Fe | W |
| Alloy C22 | 0.50 max | 0.010 max | 2.5 max | 0.02 max | 0.08 max | 20 – 22.5 | Bal | 12.5 – 14.5 | 2 – 6 | 2.5 – 3.5 |
| Alloy C276 | 1.0 max | 0.010 max | 2.5 max | 0.03 max | 0.08 max | 14.5 – 16.5 | Bal | 15 – 17 | 4 – 7 | 3 – 4.5 |
| Element | Melting Point | Yield Strength (0.2%Offset) | Density | Tensile Strength | Elongation |
| Alloy C22 | 1399 °C (2550 °F) | Psi – 45000 , MPa – 310 | 8.69 g/cm3 | Psi – 1,00,000 , MPa – 690 | 45 % |
| Alloy C276 | 1370 °C (2500 °F) | Psi – 52,000 , MPa – 355 | 8.89 g/cm3 | Psi – 1,15,000 , MPa – 790 | 40 % |
At Xuan Nickel Alloys, we take pride in being the largest supplier, exporter, and manufacturer of Hastelloy Needle Valve in Da Nang, Vietnam, providing cutting-edge solutions for all your piping needs. Our state-of-the-art production plants are strategically located in the Vietnam, allowing us to maintain a vast inventory of over 16,000 tons of premium-quality materials readily available in stock. We are dedicated to delivering superior products and services, ensuring reliability and excellence for our global clientele.
Contact us to get a quick quote for your requirement.
Hastelloy Needle Valves are a go-to choice in industries that need precise flow control and can stand up to harsh chemicals. In chemical processing plants, they expertly manage the flow of tough acids, salts, and solvents. In the oil, gas, and petrochemical fields, these valves are crucial for systems that operate under high pressure and temperature. Their strength and longevity also make them ideal for marine, offshore, and power generation applications. Additionally, industries like pharmaceuticals, pulp and paper, and environmental sectors rely on these valves for accurate fluid management. With their leak-proof performance and durability, they’re the top pick for critical and safety-focused flow control systems.
