Monel 400 flanges are essential fittings employed in piping systems where Monel 400, a nickel-copper alloy, is favored for its exceptional properties. Monel 400 exhibits remarkable corrosion resistance in various environments, making it ideal for applications in harsh conditions such as marine and chemical processing industries. The alloy’s inherent resistance to acids and alkalis, coupled with its high strength and durability, makes Monel 400 flanges suitable for critical operations where reliability is paramount. Additionally, Monel 400 contains copper and nickel as primary constituents, along with small amounts of iron, manganese, and silicon, contributing to its outstanding mechanical properties and longevity in service.
| Standard | ASTM B564 / ASME SB564 |
| Dimensions | ANSI/ASME B16.5, B 16.47 Series A & B, B16.48, BS4504, BS 10, EN-1092, DIN |
| Standard | ANSI Flanges, ASME Flanges, BS Flanges, DIN Flanges, EN Flanges |
| Size | 1/2″ (15 NB) to 48″ (1200NB) |
| Class/Pressure | 150#, 300#, 600#, 900#, 1500#, 2500#, PN6, PN10, PN16, PN25, PN40, PN64 |
| Flange Face Type | Flate Face (FF), Raised Face (RF), Ring Type Joint (RTJ) |
| Monel 400 | Ni | C | Al | Mn | Si | Fe | Cu | S |
| 63.0 min | 0.3 max | 2.0 max | 0.5 max | 1.0 – 2.5 | 28.0 – 34.0 | 0.02 max |
| Density | Melting Point | Yield Strength (0.2%Offset) | Tensile Strength | Elongation |
| 8.8 g/cm3 | 1350 °C (2460 °F) | Psi – 35,000 , MPa – 240 | Psi – 80,000 , MPa – 550 | 40 % |
At PipingMart, we take pride in being the largest supplier and manufacturer in the UAE, offering cutting-edge solutions for all your piping needs. With state-of-the-art production plants strategically located in the UAE, we boast a vast inventory of over 25,000 tons of premium-quality materials readily available in stock.
Contact us to get a quick quote for your requirement.
We offer These Monel 400 Flanges as per DIN, ISO, JIS or ANSI Standard.
Corrosion Resistance: Monel 400 exhibits corrosion resistance to seawater, acids, alkalis, and other harsh chemicals. This makes Monel 400 flanges suitable for marine environments, chemical plants, and other corrosive environments.
High strength: Despite its corrosion resistance, Monel 400 retains excellent mechanical properties, including high tensile strength and rigidity. This ensures that Monel 400 flanges are durable and can withstand high stresses.
Excellent weldability: Monel 400 can be easily welded with conventional welding techniques, such as gas metal arc welding, gas tungsten arc welding, and shielded metal arc welding. This facilitates the fabrication of Monel 400 flanges and enables strong structural fabrication.
Wide Temperature Range: Monel 400 retains its mechanical properties from zero to high temperature over a wide temperature range. This versatility allows Monel 400 flanges to be used in various temperature ranges without compromising performance.
Low Magnetic Permeability: The Monel 400 exhibits low magnetic permeability, making it suitable for applications where magnetic interference is a concern, such as electronics or magnetic resonance imaging (MRI) equipment
Simple machining: The Monel 400 can be manufactured using traditional machines, including turning, grinding, drilling and tapping. This simplifies the production of Monel 400 flanges and allows them to be adapted to specific requirements.
Since Monel 400 Flanges have excellent mechanical qualities and are resistant to wear corrosion, and high temperatures, they are widely used in various industries. These flanges are widely used in the oil and gas, petrochemical, power generation, and aerospace industries. They play an important part in joining equipment, valves, and pipe systems. They are perfect for applications exposed to severe operating conditions, such as high temperatures, high pressures, and corrosive environments, because of their exceptional strength, toughness, and wear resistance.
Marine Applications: Monel 400 flanges are widely used in marine applications due to their resistance to seawater. They are used in marine pipeline systems, offshore oil pipelines, and shipbuilding.
Chemical applications: Monel 400 flanges are preferred in corrosive chemical industries due to their resistance to various chemicals, such as sulfuric acid, hydrofluoric acid, and alkali. They are also used in chemical plants, refineries, and chemicals for transportation purposes.
Oil and Gas Industry: Monel 400 flanges find applications in the oil and gas industry, especially in equipment exposed to corroded areas such as pipelines, valves and fittings
Aerospace: For aerospace applications where components are subjected to high stresses and corrosive conditions, Monel 400 flanges can be used in engine components, fuel systems and hydraulic systems
Power generation: Flanges made of Monel 400 are used in electrical equipment, especially in areas where corrosion resistance is required, such as steam turbine systems and heat exchangers
Water Processing: Monel 400 flanges are also used in washrooms, especially in areas where corrosive or salty waters are present
Understand the requirements of your application: Determine the operating conditions the flanges will be exposed to, including temperature, pressure, corrosive atmospheres, and other factors.
Compatibility: Monel 400 is known for its excellent corrosion resistance in various environments, especially marine and chemical applications. Check if Monel 400 suits the intended use and will not perform poorly on other surfaces. It will be included.
Size and thickness: Determine the required size, pressure rating, and flange thickness for which the piping system will be used. Ensure compatibility with the existing equipment and piping to be used.
Flange Type: Decide what type of flanges are necessary for your application. Typical applications include weld neck, slip-on, threaded, socket weld, blind, and lap joint flanges. The choice depends on the assembly method, pressure requirements, and shallow space.
Pressure Pressure: Consider the amount of pressure required for your application. In general, Monel 400 flanges have good pressure holding capacity, but make sure they meet or exceed the pressure requirements of your system.
| Monel 400 Flanges Dimensions ‘DN’ (Nominal Diameter) in mm | |||
|---|---|---|---|
| INCH | DN | INCH | DN |
| 1/2 | 15 | 12 | 300 |
| 3/4 | 20 | 14 | 350 |
| 1 | 25 | 15 | 375 |
| 1 1/4 | 32 | 16 | 400 |
| 1 1/2 | 40 | 18 | 450 |
| 2 | 50 | 20 | 500 |
| 2 1/2 | 65 | 24 | 600 |
| 3 | 80 | 28 | 700 |
| 4 | 100 | 30 | 750 |
| 5 | 125 | 32 | 800 |
| 8 | 200 | 36 | 900 |
| 10 | 250 | ||
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