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Jai Hind Steel is a reliable manufacturer and supplier of Monel 400 Flanges, offering durable flange solutions for a wide range of industrial piping, equipment, and engineering applications. We understand that each project has specific requirements related to material composition, flange dimensions, pressure ratings, connection types, corrosion resistance, and operating conditions. Our Monel 400 Flanges can be supplied in various sizes, pressure classes, facing styles, and configurations to suit different installation needs and project specifications. Monel 400 is a nickel-copper alloy recognized for its resistance to seawater, brine, and many corrosive environments, along with its good strength and toughness. Throughout the supply process, we pay close attention to dimensional accuracy, surface finish, material identification, and overall product quality. Before dispatch, flanges can be inspected for dimensions, visual condition, markings, and other agreed quality parameters. Material test certificates, inspection documentation, and third-party inspections can also be coordinated upon request. With organized inventory management and careful material handling, Jai Hind Steel aims to support routine purchasing needs, customized orders, and time-sensitive industrial projects for customers in domestic and international markets.
Precisely manufactured metal products meeting demanding industrial standards.
Consistent quality, reliable performance, and strict inspection at every stage.
Available in customized sizes, grades, thicknesses, and specifications.
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Monel 400 Flanges are manufactured from a nickel-copper alloy valued for its excellent corrosion resistance, mechanical strength, toughness, and long-term durability in demanding industrial environments. These flanges are suitable for applications where resistance to seawater, brine, marine atmospheres, and many corrosive media is important. Available in different sizes, pressure classes, facing types, dimensions, and configurations, Monel 400 Flanges can accommodate a variety of piping connections and equipment installation requirements. The alloy offers good mechanical properties and resistance to stress corrosion cracking in many suitable environments, making it a practical choice for specialized industrial systems. Its performance depends on factors such as operating temperature, pressure, chemical composition, and the conditions to which the flange is exposed. With their combination of corrosion resistance, strength, durability, and reliable service performance, Monel 400 Flanges are used in marine engineering, seawater handling systems, chemical processing plants, oil and gas facilities, heat exchangers, and industrial process equipment. These characteristics make Monel 400 a valuable material option for flange connections where dependable performance in challenging service environments is required.
Monel 400 Flanges are made from a nickel-copper alloy recognized for its excellent corrosion resistance, mechanical strength, toughness, and dependable service life in challenging industrial environments. They are particularly useful in applications where resistance to seawater, brine, marine atmospheres, and many corrosive chemical solutions is an important consideration. Available in various sizes, pressure ratings, facing styles, dimensions, and configurations, Monel 400 Flanges can be selected to suit different piping connections, equipment designs, and installation requirements. The alloy combines good mechanical properties with resistance to stress corrosion cracking in many suitable environments, supporting reliable performance in specialized industrial applications. However, the appropriate flange selection depends on operating pressure, temperature, process media, connection design, and the applicable engineering specifications. With their combination of corrosion resistance, structural reliability, and long-term durability, Monel 400 Flanges are used in marine engineering, seawater handling systems, chemical processing facilities, oil and gas installations, heat exchangers, and industrial process equipment. These characteristics make them a practical option for projects requiring reliable flange connections in demanding service conditions.
Monel 400 Flanges are manufactured from a nickel-copper alloy containing primarily nickel and copper, along with controlled amounts of iron, manganese, carbon, and other elements that contribute to its mechanical and corrosion-resistant properties. The high nickel content provides excellent resistance to many corrosive environments, while copper contributes to the alloy’s performance in seawater, brine, and marine service conditions. Monel 400 is also known for its good strength, toughness, ductility, and resistance to corrosion in many non-oxidizing acids and alkaline solutions. These characteristics make it a suitable material for producing flange connections used in specialized piping systems and industrial equipment. Available in different sizes, pressure classes, facing types, and configurations, Monel 400 Flanges can accommodate a variety of installation and connection requirements. Their performance depends on the process media, operating temperature, pressure, and exposure conditions, particularly where oxidizing agents are present. With their combination of corrosion resistance, mechanical reliability, durability, and dependable service performance, Monel 400 Flanges are used in marine engineering, chemical processing, seawater handling systems, oil and gas facilities, heat exchangers, and industrial process equipment. These properties make them a valuable option for applications where reliable flange connections and resistance to corrosive environments are important.
Specification | Monel 400 Flanges |
|---|---|
Material Grade | Monel 400 / Alloy 400 |
UNS | N04400 |
Werkstoff No. | 2.4360 |
EN Designation | NiCu30Fe |
Material Type | Nickel-Copper Alloy |
Forging Standard | ASTM B564 / ASME SB564 |
Flange Dimension Standard | ASME B16.5 / ASME B16.47 |
Size Range | 1/2″ to 24″ (B16.5); larger sizes per B16.47 |
Pressure Class | 150, 300, 600, 900, 1500, 2500, as applicable |
Flange Types | Weld Neck, Slip-On, Blind, Socket Weld, Threaded, Lap Joint |
Facing Types | Raised Face (RF), Flat Face (FF), Ring Type Joint (RTJ) |
Heat Treatment | Annealed, as specified |
Chemical Testing | As per ASTM B564 |
Mechanical Testing | As per ASTM B564 |
Inspection | PMI and other tests as specified |
Certification | EN 10204 Type 3.1 / 3.2, as required |
Standard | Monel 400 |
|---|---|
UNS | N04400 |
Werkstoff No. | 2.4360 |
DIN | 2.4360 |
EN | NiCu30Fe |
JIS | NW 4400 |
BS | NA 13 |
AFNOR | NU-30M |
GOST | МНЖМц 28-2,5-1,5 |
ASTM | B564 (Forgings) |
ASME | SB564 (Forgings) |
Trade Name | Monel 400 / Alloy 400 |
Chemical Element | Monel 400 (%) |
|---|---|
Nickel + Cobalt (Ni + Co) | 63.0 min. |
Copper (Cu) | 28.0–34.0 |
Iron (Fe) | 2.50 max. |
Manganese (Mn) | 2.00 max. |
Carbon (C) | 0.30 max. |
Silicon (Si) | 0.50 max. |
Sulfur (S) | 0.024 max. |
Mechanical Property | Monel 400 (Forged, Annealed) |
|---|---|
Tensile Strength | 480 MPa (70 ksi) min. |
Yield Strength (0.2% Offset) | 170 MPa (25 ksi) min. |
Elongation | 35% min. |
Reduction of Area | 55% min. (typical) |
Brinell Hardness | 110–150 HB (typical) |
Rockwell Hardness | 60–80 HRB (typical) |
Density | 8.80 g/cm³ |
Modulus of Elasticity | Approx. 179 GPa |
Heat Treatment | Annealed, as specified |
Material Grade | UNS N04400 |
Forging Standard | ASTM B564 / ASME SB564 |
Monel 400 Flanges are available in different sizes, pressure ratings, dimensions, facing styles, and surface finishes to accommodate varied industrial piping and equipment requirements. Depending on the flange design, manufacturing method, and ordered product form, these components can be supplied according to applicable material and dimensional standards, including relevant ASTM material specifications and ASME flange requirements, where appropriate. For Monel 400, material specifications such as ASTM B564 may apply to forged products, while dimensional standards depend on the flange type and design. Confirming the correct specifications helps support material traceability, dimensional compatibility, and suitability for the intended service conditions. Available options may include different flange types and connection configurations designed for specific piping arrangements, pressure requirements, and installation needs. With careful attention to alloy identification, dimensions, facing finish, and agreed inspection criteria, Monel 400 Flanges provide dependable connection solutions for applications where corrosion resistance and mechanical reliability are important. The appropriate material and flange standard should always be verified against the project drawings, operating conditions, and customer requirements.






We supply Monel 400 Flanges according to applicable material specifications, dimensional standards, and customer requirements, with the relevant standards selected based on flange type, manufacturing method, pressure rating, and intended application. Our products are available in a variety of sizes, pressure classes, facing styles, dimensions, and connection configurations to accommodate different industrial piping systems and equipment installations. At Jai Hind Steel, we prioritize material consistency, dimensional accuracy, surface quality, and clear product identification to help ensure that supplied flanges meet the agreed technical requirements. Our Monel 400 Flanges can be supplied according to project drawings, engineering specifications, applicable material standards, and agreed inspection criteria, with customized options considered where feasible. Whether you require corrosion-resistant flange connections for marine installations, seawater handling systems, chemical processing equipment, or other specialized industrial applications, we work to understand your project needs and provide suitable product solutions. For product details, technical specifications, stock availability, quotations, or customized requirements, email us at info@jaihindmetal.com.
Monel 400 Flanges play an important role in industrial piping and equipment systems by providing secure connections between pipes, valves, pumps, and other components exposed to demanding service conditions. Their combination of corrosion resistance, mechanical strength, toughness, and durability makes them suitable for a range of applications where dependable flange connections are essential. These flanges are commonly used in marine engineering, chemical processing plants, seawater handling systems, oil and gas facilities, heat exchangers, and specialized industrial equipment. Available in different types, sizes, pressure classes, and facing configurations, Monel 400 Flanges can accommodate varied installation and connection requirements. Monel 400 is a nickel-copper alloy valued for its resistance to seawater, brine, many non-oxidizing acids, and certain alkaline environments, along with its good mechanical properties. The suitability of a flange for a particular application depends on factors such as operating temperature, pressure, process media, mating components, and applicable engineering standards. With their versatility and reliable material performance, Monel 400 Flanges are a practical choice for industrial projects requiring durable connections in suitable corrosive service environments.
Looking for high-quality industrial products manufactured to your specific requirements? Contact our team for product details, customized solutions, pricing, and timely delivery.
Email: info@jaihindmetal.com
Our high-performance metal products are engineered to meet the demanding requirements of industries operating in challenging environments, including extreme temperatures, pressure and corrosive conditions.
Our corrosion-resistant metal products are widely used in marine environments where exposure to seawater, salt spray and harsh atmospheric conditions demands exceptional durability and reliability.
Our nickel alloys and high-performance metal products are used throughout the oil and gas industry for demanding applications involving high pressure, corrosive fluids, sour gas and extreme operating conditions.
Our corrosion-resistant alloys provide dependable performance in chemical processing equipment exposed to aggressive chemicals, high temperatures and challenging process conditions.
High-strength nickel alloys and specialty metals are selected for aerospace applications where lightweight performance, strength and resistance to extreme temperatures are essential.
Our specialty metal products support power generation equipment operating under high temperatures, pressure and corrosive conditions, delivering reliable long-term performance.
Corrosion-resistant metals are ideal for salt production environments where continuous exposure to concentrated salt and moisture can severely affect conventional materials.
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