Okoye Nickel Alloys stands out as a top-notch manufacturer and supplier of **Monel 400 Flanges** in **Kinshasa, Congo**. We take pride in offering flanges that are not just high-quality but also engineered for exceptional strength and resistance to corrosion. Our Monel 400 flanges are crafted using cutting-edge technology and adhere to rigorous quality standards, guaranteeing outstanding performance even in the toughest environments. With a steadfast dedication to reliability, precision, and durability, Okoye Nickel Alloys caters to various industries, including marine, chemical, and petrochemical sectors. We offer a wide array of Monel 400 flanges, such as slip-on, blind, weld neck, and threaded types, all tailored to meet international standards and the unique needs of different industries.
Monel 400 flanges are mainly made up of **nickel (approximately 63%) and copper (around 30–34%)**, along with trace amounts of iron, manganese, and silicon. This alloy is renowned for its remarkable resistance to seawater, acids, and alkalis. On the mechanical side, it boasts a **tensile strength of about 550 MPa**, a **yield strength of 240 MPa**, and an **elongation of 35%**. Monel 400 maintains impressive toughness and ductility across a broad temperature range, ensuring it performs reliably under high-stress and corrosive conditions.
Specifications : ASTM B564 / ASTM SB 564
Dimensions : ANSI B16.5, ANSI B16.47 Series A & B, MSS SP44, ASA, API-605, AWWA, Custom Drawings
Size : 1/8″ – 4″
Pressure Ratings :150#, 300#, 600#, 900#, 1500#, 2500#, PN6, PN10, PN16, PN25, PN40, PN64 etc.
Flange Face Type : Flate Face (FF), Raised Face (RF), Ring Type Joint (RTJ)
Standards : ASTM, ASME Flanges, ANSI Flanges, DIN Flanges, EN Flanges, BS Flanges etc.
| Grade | C | Mn | Si | Cu | S | Ti | Ni | Al | Fe |
| Monel 400 | 0.3 max | 2.0 max | 0.5 max | 28.0 – 34.0 | 0.02 max | – | 63.0 min | 0.50 max | 1.0 – 2.5 |
| Element | Density | Melting Point | Tensile Strength | Yield Strength (0.2%Offset) | Elongation |
| Monel 400 | 8.8 g/cm3 | 1350 °C (2460 °F) | Psi – 80000 , MPa – 550 | Psi – 35000 , MPa – 240 | 40 % |
At Okoye Nickel Alloys, we take pride in being the largest supplier, exporter, and manufacturer of Monel 400 Flanges 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 400 flanges find their place in various industries that require corrosion resistance and durability. They are perfect for applications in **marine engineering, offshore oil drilling, heat exchangers, and chemical processing equipment**. In the **petroleum and desalination sectors**, these flanges provide leak-proof and corrosion-resistant connections. Additionally, they are commonly used in **valve assemblies, pump components, and condensers** due to their strength and ability to withstand seawater and acids. Monel 400 flanges excel in **hydrocarbon processing** and **brine systems**, making them the go-to choice for critical and high-performance applications.
