Ronwen Flanges, a leading manufacturer and supplier located in Cape Town, South Africa, specializes in high-quality Monel 400 Flanges that are built to meet the toughest industrial standards. Known for their precision engineering and robust construction, Ronwen Flanges guarantees that each Monel 400 Flange performs exceptionally well even in the harshest environments. These flanges are perfect for marine, chemical, and oil & gas applications, offering outstanding resistance to corrosion, seawater, and high temperatures. With strict quality standards and cutting-edge manufacturing processes, Ronwen Flanges has earned a reputation as a reliable source for durable Monel 400 Flanges across various global industries.
Monel 400 Flanges are crafted from a nickel-copper alloy that consists of about 63% nickel, 28–34% copper, along with small amounts of iron, manganese, carbon, and silicon. This unique blend provides the flanges with remarkable corrosion resistance in both oxidizing and reducing environments. They boast high tensile strength, good yield strength, and impressive ductility, enabling them to endure high-pressure and high-temperature situations. Monel 400 remains stable in seawater, acids, and alkalis, ensuring long-lasting performance. Its mechanical strength and resistance to stress cracking make it an excellent choice for critical piping systems in demanding industrial settings.
| Specification | ASTM B564 / ASME SB564 |
|---|---|
| Size Chart | 1/2″ (15 NB) to 48″ (1200NB) DN10~DN5000 |
| Standards | ANSI/ASME B16.5, B16.47 Series A & B, B16.48, BS4504, BS 10, EN-1092, DIN, ANSI Flanges, ASME Flanges, BS Flanges, DIN Flanges, EN Flanges, GOST Flange, ASME/ANSI B16.5/16.36/16.47A/16.47B, MSS S44, ISO70051, JISB2220, BS1560-3.1, API7S-15, API7S-43, API605, EN1092 |
| Pressure Rating ANSI | Class 150 LBS, 300 LBS, 400 LBS, 900 LBS, 1500 LBS, 2500 LBS |
| Pressure Calculation in DIN | 6Bar 10Bar 16Bar 25Bar 40Bar / PN6 PN10 PN16 PN25 PN40, PN64 |
| UNI | 6Bar 10Bar 16Bar 25Bar 40Bar |
| EN | 6Bar 10Bar 16Bar 25Bar 40Bar |
| Coating | Oil Black Paint, Anti-rust Paint, Zinc Plated, Yellow Transparent, Cold and Hot Dip Galvanized |
| Test Certificates | EN 10204/3.1B Raw Materials Certificate 100% Radiography Test Report Third Party Inspection Report, etc |
| Production Technique | Forged, Heat treated and machined |
| Connect Type/ Flange Face Type | Raised Face (RF), Ring Type Joint (RTJ), Flat Face (FF), Large Male-Female (LMF), Lap-Joint Face (LJF), Small Male-Female (SMF), Small Tongue, Large Tongue & Groove, Groove |
| Special design | As per your drawing AS, ANSI, BS, DIN and JIS |
| Test | Direct-reading Spectrograph, Hydrostatic testing machine, X-ray detector, UI trasonic flaw detector, Magnetic particle detector |
| Equipment | Press machine, Bending machine, Pushing Machine, electric bevelling machine, Sand-blasting machine etc |
| Manufacturer of | ANSI DIN, GOST, JIS, UNI, BS, AS2129, AWWA, EN, SABS, NFE etc. B.S: BS4504 , BS3293, BS1560, BS10 The other standard: AWWA C207; EN1092-1, GOST12820, JIS B2220; KS B1503, SABS1123; NFE29203; UNI2276 |
Ronwen Flanges, a leading supplier in Cape Town, South Africa, offers an extensive selection of Monel 400 Flanges, including weld neck flanges, slip-on flanges, blind flanges, threaded flanges, and lap joint flanges. Designed for diverse industrial applications, our high-quality inventory and commitment to exceptional service make us a trusted choice for flange products in the region.
| Grade | C | Mn | Si | S | Cu | Fe | Ni |
| Monel 400 | 0.30 max | 2.00 max | 0.50 max | 0.024 max | 28.00 – 34.00 | 2.50 max | 63.00 min |
| Element | Density | Melting Point | Tensile Strength | Yield Strength (0.2%Offset) | Elongation |
| Monel 400 | 8.8 g/cm3 | 1350 °C (2460 °F) | Psi – 80,000 , MPa – 550 | Psi – 35,000 , MPa – 240 | 40 % |
Monel 400 flanges are widely used in applications requiring high corrosion resistance and strength. In marine applications they work best in salt water, making them ideal for pipeline systems valves and pumps that are exposed to seawater. In chemical applications Monel 400 flanges are resistant to volatile chemicals, acids and alkalis making them suitable for tanks reactors and heat exchangers In the oil and gas industry these flanges are valuable for handling high-pressure acid gas function, and provide safe- in harsh environmental conditions. They develop long-lasting coordination and strength and their reliability and resilience are essential in their complex applications.
| STANDARD | WERKSTOFF NR. | UNS | JIS | BS | GOST | AFNOR | EN |
| Monel 400 | 2.4360 | N04400 | NW 4400 | NA 13 | МНЖМц 28-2,5-1,5 | NU-30M | NiCu30Fe |
Ronwen Flanges’ Monel 400 Flanges are widely utilized in industries where corrosion resistance and durability are essential. Typical applications include chemical processing plants, marine engineering projects, oil and gas pipelines, desalination facilities, and heat exchangers. These flanges are designed for high-pressure and high-temperature piping systems, providing secure connections that resist erosion, stress corrosion cracking, and harsh environmental conditions. Available in various styles such as weld neck, slip-on, blind, socket weld, and threaded flanges, Monel 400 Flanges offer the flexibility needed for diverse system requirements, making them a vital component in many industrial applications.
We are renowned for delivering products with precise, accurate dimensions. Each product undergoes thorough testing, both destructive and non-destructive, to ensure quality before being shipped to our customers.
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