Okoye Nickel Alloys is a reliable manufacturer and supplier of Monel Needle Valves based in Kinshasa, Congo. They’re known for producing high-quality valves that stand out due to their remarkable corrosion resistance, precision, and durability. These needle valves are specifically designed to provide accurate flow control in tough industrial, marine, and chemical settings. Okoye Nickel Alloys offers a range of Monel Needle Valves in different sizes and pressure ratings, all crafted to meet international quality standards. Their clientele spans various industries, including chemical processing, marine engineering, offshore oil and gas, desalination, and power generation, ensuring they deliver dependable and long-lasting valve solutions for essential systems.
Monel Needle Valves are mainly made from a nickel-copper alloy, typically consisting of 67% nickel and 33% copper, along with trace amounts of iron, manganese, and carbon to boost their mechanical strength and corrosion resistance. This unique composition gives them excellent resistance to seawater, alkalis, hydrofluoric acid, and other harsh substances. With a tensile strength of around 620 MPa, a yield strength of 275 MPa, and an elongation of 35%, these valves promise reliable mechanical stability. They maintain their toughness, ductility, and dimensional integrity even at high temperatures while effectively resisting stress corrosion cracking and embrittlement.
| 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 | Ni | Mn | C | Si | Cu | S | Fe | Cr |
| Monel 400 | 63.00 min | 2.00 max | 0.30 max | 0.50 max | 28.0-34.0 | 0.24max | 2.50 max | – |
| Element | Melting Point | Yield Strength (0.2%Offset) | Elongation | Density | Tensile Strength |
| Monel 400 | 1350 °C (2460 °F) | Psi – 35,000 , MPa – 240 | 40 % | 8.8 g/cm3 | Psi – 80,000 , MPa – 550 |
At Okoye Nickel Alloys, we take pride in being the largest supplier, exporter, and manufacturer of Monel Needle Valve in Kinshasa, Congo, providing cutting-edge solutions for all your piping needs. Our state-of-the-art production plants are strategically located in the Congo, 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.
Monel Needle Valves are extensively utilized in scenarios that demand precise flow control, high corrosion resistance, and long-term reliability. They’re perfect for chemical and petrochemical processing, marine and offshore systems, seawater piping, desalination plants, heat exchangers, and power generation equipment. These valves ensure accurate, leak-proof, and maintenance-free flow regulation in environments that are exposed to seawater, brine, and other corrosive substances. Thanks to their outstanding mechanical properties, corrosion resistance, and durability, Monel Needle Valves deliver consistent performance in critical industrial and marine applications.
