Monel 400 Flanges
| Specification | Details |
|---|---|
| Product Name | Monel 400 Flanges |
| Material Grade | Monel 400 / Alloy 400 |
| UNS Designation | UNS N04400 |
| Werkstoff Number | W.Nr. 2.4360 / 2.4361 |
| Material Type | Nickel-Copper Alloy |
| Chemical Composition | Nickel and Copper as the principal elements, with controlled Iron, Manganese, Carbon and Silicon |
| Flange Type | Weld Neck / Slip-On / Blind / Socket Weld / Threaded / Lap Joint / Orifice Flanges |
| Manufacturing Type | Forged / Hot Forged / Precision Machined |
| Flange Standard | ASTM B564 / ASME SB564, as applicable |
| Dimensional Standard | ASME B16.5 / ASME B16.47, as applicable |
| Size | 1/2″ to 24″ or As per Customer Requirement |
| Pressure Class | Class 150 / 300 / 600 / 900 / 1500 / 2500, as applicable |
| Connection Type | Flanged Connection |
| Facing Type | Raised Face / Flat Face / Ring Type Joint, as applicable |
| Bore Type | Standard Bore / Heavy Bore / Customized Bore |
| Surface Finish | Machined / Polished / As Specified |
| Heat Treatment | Solution Annealed / Stress Relieved / As per Applicable Material Specification |
| Dimensions | As per ASME B16.5 / ASME B16.47 and Customer Requirements |
| MTC | EN 10204 3.1 / 3.2 |
| Testing | Chemical / Mechanical / Dimensional / Hardness / Visual / PMI and Other Tests as Required |
| Tensile Strength | As per Applicable Monel 400 Material Specification and Condition |
| Yield Strength | As per Applicable Monel 400 Material Specification and Condition |
| Elongation | As per Applicable Material Standard |
| Density | Approximately 8.80 g/cm³ |
| Melting Range | Approximately 1300–1350°C |
| Corrosion Resistance | Excellent resistance to seawater, marine environments and many corrosive media |
| Pitting Resistance | Good resistance to localized corrosion under suitable service conditions |
| Crevice Corrosion Resistance | Good resistance under suitable service conditions |
| Chloride Resistance | Excellent resistance to chloride-containing and marine environments |
| Stress-Corrosion Resistance | Good resistance to stress-corrosion cracking in suitable environments |
| Acid Resistance | Excellent resistance to hydrofluoric acid and good resistance to selected acids under suitable conditions |
| Alkali Resistance | Excellent resistance to concentrated alkaline environments |
| High-Temperature Performance | Suitable for elevated-temperature applications within recommended service limits |
| Welding | Suitable for welding using appropriate nickel-alloy welding procedures |
| Fabrication | Suitable for machining and specialized fabrication using appropriate procedures |
| Dimensional Accuracy | Precision dimensions according to applicable ASME standards |
| Available Forms | Weld Neck / Slip-On / Blind / Socket Weld / Threaded / Lap Joint / Orifice Flanges |
| Customization | Size, Flange Type, Pressure Class, Facing, Bore, Dimensions, Finish, Testing and Documentation |
| Inspection | Dimensional, Visual and Material Inspection as Required |
| Marking | Size, Grade, Standard, Class, Facing and Heat/Batch Identification as Applicable |
| Origin | European / American / Japanese / Korean and Other Approved Origins |
| Export Supply | Worldwide Monel 400 Flanges Export Supply |
| Exporter Support | Technical Specifications, Inspection, Certification, Export Packing, Documentation and International Shipment Coordination |
| Applications | Marine, Chemical Processing, Oil & Gas, Petrochemical, Power Generation, Heat Exchangers, Seawater Equipment, Pump and Valve Components and Corrosive Process Piping |
1. Most Common Types of Monel 400 Flanges
| Type | Details |
|---|---|
| Monel 400 Weld Neck Flange | Designed for demanding piping systems requiring a strong welded connection and excellent corrosion resistance. |
| Monel 400 Slip-On Flange | Fits over the pipe and is welded in position for suitable industrial piping applications. |
| Monel 400 Blind Flange | Used to close pipe ends, valves, vessels and equipment nozzles in corrosive service systems. |
| Monel 400 Socket Weld Flange | Suitable for smaller-diameter piping systems requiring a compact socket weld connection. |
| Monel 400 Threaded Flange | Provides a threaded connection where welding may not be preferred, subject to application requirements. |
| Monel 400 Lap Joint Flange | Used with a compatible stub end where frequent assembly and disassembly may be required. |
| Monel 400 Orifice Flange | Used in flow measurement systems requiring an orifice plate arrangement. |
| Monel 400 Ring Type Joint Flange | Features an RTJ facing for demanding pressure and temperature applications. |
| Monel 400 Raised Face Flange | Provides a raised sealing surface for suitable gasketed piping and equipment connections. |
| Monel 400 Flat Face Flange | Features a flat sealing face for applications requiring this facing configuration. |
| Customized Monel 400 Flange | Available according to customer drawings, size, pressure class, facing, bore, dimensions, testing and documentation requirements. |
2. Monel 400 Flanges – Technical Specifications
| Specification | Details |
|---|---|
| Product Name | Monel 400 Flanges |
| Material Grade | Monel 400 / Alloy 400 |
| UNS Designation | UNS N04400 |
| Werkstoff Number | W.Nr. 2.4360 / 2.4361 |
| Material Type | Nickel-Copper Alloy |
| Flange Type | Weld Neck / Slip-On / Blind / Socket Weld / Threaded / Lap Joint / Orifice |
| Manufacturing Type | Forged / Hot Forged / Precision Machined |
| Flange Standard | ASTM B564 / ASME SB564, as applicable |
| Dimensional Standard | ASME B16.5 / ASME B16.47, as applicable |
| Size | 1/2″ to 24″ or As per Customer Requirement |
| Pressure Class | Class 150 / 300 / 600 / 900 / 1500 / 2500, as applicable |
| Connection Type | Flanged Connection |
| Facing Type | Raised Face / Flat Face / Ring Type Joint, as applicable |
| Bore Type | Standard Bore / Heavy Bore / Customized Bore |
| Surface Finish | Machined / Polished / As Specified |
| Heat Treatment | Solution Annealed / Stress Relieved / As per Applicable Material Specification |
| Dimensions | As per ASME B16.5 / ASME B16.47 and Customer Requirements |
| MTC | EN 10204 3.1 / 3.2 |
| Testing | Chemical / Mechanical / Dimensional / Hardness / Visual / PMI and Other Tests as Required |
| Tensile Strength | As per Applicable Monel 400 Material Specification and Condition |
| Yield Strength | As per Applicable Monel 400 Material Specification and Condition |
| Elongation | As per Applicable Material Standard |
| Density | Approximately 8.80 g/cm³ |
| Melting Range | Approximately 1300–1350°C |
| Corrosion Resistance | Excellent resistance to seawater, marine environments and many corrosive media |
| Pitting Resistance | Good resistance to localized corrosion under suitable service conditions |
| Crevice Corrosion Resistance | Good resistance under suitable service conditions |
| Chloride Resistance | Excellent resistance to chloride-containing and marine environments |
| Stress-Corrosion Resistance | Good resistance to stress-corrosion cracking in suitable environments |
| Acid Resistance | Excellent resistance to hydrofluoric acid and good resistance to selected acids under suitable conditions |
| Alkali Resistance | Excellent resistance to concentrated alkaline environments |
| High-Temperature Performance | Suitable for elevated-temperature applications within recommended service limits |
| Welding | Suitable for welding using appropriate nickel-alloy welding procedures |
| Fabrication | Suitable for machining and specialized fabrication using appropriate procedures |
| Dimensional Accuracy | Precision dimensions according to applicable ASME standards |
| Available Forms | Weld Neck / Slip-On / Blind / Socket Weld / Threaded / Lap Joint / Orifice Flanges |
| Customization | Size, Flange Type, Pressure Class, Facing, Bore, Dimensions, Finish, Testing and Documentation |
| Inspection | Dimensional, Visual and Material Inspection as Required |
| Marking | Size, Grade, Standard, Class, Facing and Heat/Batch Identification as Applicable |
| Origin | European / American / Japanese / Korean and Other Approved Origins |
| Export Supply | Worldwide Monel 400 Flanges Export Supply |
| Exporter Support | Technical Specifications, Inspection, Certification, Export Packing, Documentation and International Shipment Coordination |
| Applications | Marine, Chemical Processing, Oil & Gas, Petrochemical, Power Generation, Heat Exchangers, Seawater Equipment, Pump and Valve Components and Corrosive Process Piping |
3. Monel 400 Flanges – Supply & Quality Details
| Parameter | Details |
|---|---|
| Material Identification | Monel 400 / Alloy 400 / UNS N04400 / W.Nr. 2.4360 |
| Flange Configurations | Weld Neck / Slip-On / Blind / Socket Weld / Threaded / Lap Joint / Orifice |
| Size Range | 1/2″ to 24″ or As per Requirement |
| Pressure Classes | Class 150 / 300 / 600 / 900 / 1500 / 2500 |
| Manufacturing | Forged / Hot Forged / Precision Machined |
| Applicable Standards | ASTM B564 / ASME SB564 and ASME B16.5 / B16.47, as applicable |
| Facing Options | Raised Face / Flat Face / Ring Type Joint |
| Bore Options | Standard Bore / Heavy Bore / Customized Bore |
| Surface Finish | Machined / Polished / As Specified |
| Heat Treatment | Solution Annealed / Stress Relieved / As Required |
| Testing | Chemical / Mechanical / Dimensional / Hardness / Visual / PMI / Other Tests |
| Inspection | Dimensional, Visual and Material Inspection |
| Certification | EN 10204 3.1 / 3.2 |
| Marking | Size, Grade, Standard, Class, Facing and Heat/Batch Identification |
| Material Traceability | Heat Number and Batch Identification as Applicable |
| Customization | Size, Flange Type, Pressure Class, Facing, Bore, Dimensions, Finish, Testing and Documentation |
| Packaging | Export-Worthy Wooden Cases, Boxes, Pallets or Customized Packaging |
| Documentation | MTC, Inspection Reports, Test Certificates and Other Documents as Required |
| Export Supply | Worldwide Monel 400 Flanges Supply |
| Applications | Marine, Chemical Processing, Oil & Gas, Petrochemical, Power Generation, Heat Exchangers, Seawater Equipment, Pump and Valve Components and Corrosive Process Piping |
Most Common Types Of Monel 400 Flanges
| Type | Details |
|---|---|
| Monel 400 Weld Neck Flange | Designed for high-pressure piping systems requiring a strong welded connection and excellent corrosion resistance. |
| Monel 400 Slip-On Flange | Fits over the pipe and is welded in position for suitable industrial piping applications. |
| Monel 400 Blind Flange | Used to close pipe ends, valves, vessels and equipment nozzles in corrosive service systems. |
| Monel 400 Socket Weld Flange | Suitable for smaller-diameter piping systems requiring a compact socket weld connection. |
| Monel 400 Threaded Flange | Provides a threaded connection where welding may not be preferred, subject to application requirements. |
| Monel 400 Lap Joint Flange | Used with a compatible stub end where frequent assembly and disassembly may be required. |
| Monel 400 Orifice Flange | Used in flow measurement systems requiring an orifice plate arrangement. |
| Monel 400 Ring Type Joint Flange | Features an RTJ facing for demanding pressure and temperature applications. |
| Monel 400 Raised Face Flange | Provides a raised sealing surface for suitable gasketed piping and equipment connections. |
| Monel 400 Flat Face Flange | Features a flat sealing face for applications requiring this facing configuration. |
| Customized Monel 400 Flange | Available according to customer drawings, size, pressure class, facing, bore, dimensions, testing and documentation requirements. |
Why Should You Buy Monel 400 Flanges from Metalx Nickel & Alloys?
- Experienced Monel 400 Flanges Supplier & Exporter serving international buyers, importers, distributors, EPC contractors, stockholders, traders and industrial end users.
- 20+ Years of Nickel Alloy Industry Experience in supplying and exporting corrosion-resistant, high-performance and specialty alloy products to customers across the UAE, Saudi Arabia, Qatar, Oman, Kuwait, Bahrain, Africa, Europe, Asia and other global markets.
- Specialized Monel 400 Flanges Exporter offering Monel 400 / Alloy 400 / UNS N04400 / W.Nr. 2.4360 Flanges according to applicable international standards and customer requirements.
- Global Monel 400 Sourcing Network with access to reputed nickel alloy mills, manufacturers, authorized suppliers and approved stockholders across the USA, Europe, Japan, South Korea and other major international supply markets.
- Reliable Monel 400 Flanges Supplier providing nickel-copper alloy flanges for demanding applications requiring excellent seawater and marine corrosion resistance, good resistance to chloride-containing environments, strong resistance to hydrofluoric acid and excellent resistance to alkaline solutions.
- Wide Specialty Flanges Range including Monel 400 Weld Neck Flanges, Monel 400 Slip-On Flanges, Monel 400 Blind Flanges, Monel 400 Socket Weld Flanges, Monel 400 Threaded Flanges, Monel 400 Lap Joint Flanges, Monel 400 Orifice Flanges, Hastelloy C22 Flanges, Hastelloy C276 Flanges, Inconel Flanges, Nickel Alloy Flanges and Alloy 20 Flanges.
| Key Feature | Details |
|---|---|
| Seawater Resistance | Excellent resistance to seawater and marine environments, making it suitable for marine and offshore applications. |
| Chemical Resistance | Strong resistance to many acids, alkalis and salt solutions under suitable operating conditions. |
| Hydrofluoric Acid Resistance | Provides excellent resistance to hydrofluoric acid under suitable service conditions. |
| High Mechanical Strength | Offers high mechanical strength and toughness for demanding piping and equipment connections. |
| Stress-Corrosion Resistance | Good resistance to stress-corrosion cracking in suitable environments. |
| Marine Suitability | Well suited for seawater handling systems, shipbuilding and offshore equipment. |
| Multiple Flange Types | Available in Weld Neck, Slip-On, Blind, Socket Weld, Threaded, Lap Joint, Spectacle Blind and custom designs. |
| Multiple Pressure Classes | Available in Class 150, 300, 600, 900, 1500 and 2500, subject to applicable requirements. |
| Multiple Facing Options | RF, FF, RTJ and other suitable facing configurations can be supplied. |
| Reliable Piping Connection | Provides dependable connections between pipes, valves, pumps, vessels and other process equipment. |
| Custom Dimensions | Size, drilling, bore, facing, thickness, dimensions and other requirements can be customized. |
| Inspection & Documentation | Material certificates, dimensional reports, inspection documents and other required certifications can be supplied. |
| Industrial Durability | Combines corrosion resistance, mechanical strength and toughness for demanding industrial service. |
| Specification | Details |
|---|---|
| Product Name | Monel 400 Flanges |
| Material Grade | Monel 400 / Alloy 400 |
| UNS Designation | UNS N04400 |
| Werkstoff Number | W.Nr. 2.4360 / 2.4361 |
| Material Type | Nickel-Copper Alloy |
| Standard Material Specification | ASTM B564 |
| Dimensional Standards | ASME B16.5 / ASME B16.47, as applicable |
| Flange Type | Weld Neck / Slip-On / Blind / Socket Weld / Threaded / Lap Joint / Spectacle Blind / Custom Designs |
| Manufacturing Type | Forged / Machined |
| Size Range | Commonly 1/2″ onward, with larger sizes as per applicable standards and requirements |
| Pressure Class | Class 150 / 300 / 600 / 900 / 1500 / 2500 |
| Connection Type | Butt-Weld / Slip-On / Threaded / Socket-Weld / Bolted, depending on flange type |
| Facing Type | Raised Face (RF) / Flat Face (FF) / Ring Type Joint (RTJ) / Other Suitable Configurations |
| Bore Type | Standard Bore / Heavy Bore / Customized Bore |
| Surface Finish | Machined / Smooth / As Required |
| Heat Treatment | As per Applicable Monel 400 Material Specification |
| Dimensions | As per ASME B16.5 / ASME B16.47 and Customer Requirements |
| MTC | EN 10204 3.1 / 3.2, as Required |
| Testing | Dimensional / Material / Visual / Chemical / Mechanical and Other Tests as Required |
| Tensile Strength | As per Applicable Monel 400 Material Specification and Condition |
| Yield Strength | As per Applicable Monel 400 Material Specification and Condition |
| Elongation | As per Applicable Material Standard |
| Density | Approximately 8.80 g/cm³ |
| Melting Range | Approximately 1300–1350°C |
| Corrosion Resistance | Excellent resistance to seawater, marine environments and many corrosive media |
| Acid Resistance | Strong resistance to many acids and salt solutions; excellent resistance to hydrofluoric acid under suitable conditions |
| Alkali Resistance | Excellent resistance to alkaline environments under suitable service conditions |
| Chloride Resistance | Good to excellent resistance in chloride-containing and marine environments |
| Stress-Corrosion Resistance | Good resistance to stress-corrosion cracking under suitable service conditions |
| High-Temperature Performance | Suitable for elevated-temperature applications within recommended service limits |
| Welding | Suitable for welding using appropriate nickel-alloy welding procedures |
| Fabrication | Suitable for machining and specialized fabrication using appropriate procedures |
| Dimensional Accuracy | Precision dimensions according to applicable ASME standards |
| Available Forms | Weld Neck / Slip-On / Blind / Socket Weld / Threaded / Lap Joint / Spectacle Blind / Custom Flanges |
| Customization | Size, Flange Type, Pressure Class, Facing, Bore, Dimensions, Finish, Testing and Documentation |
| Inspection | Dimensional, Visual and Material Inspection as Required |
| Marking | Size, Grade, Standard, Class, Facing and Heat/Batch Identification as Applicable |
| Documentation | MTC / Inspection Documents / Dimensional Reports / Other Certificates as Required |
| Origin | European / American / Japanese / Korean and Other Approved Origins |
| Export Supply | Worldwide Monel 400 Flanges Export Supply |
| Exporter Support | Technical Specifications, Inspection, Certification, Export Packing, Documentation and International Shipment Coordination |
| Applications | Marine Engineering, Chemical Processing, Oil & Gas, Seawater Handling, Heat Exchangers, Chemical Storage, Petroleum Processing, Power Plants, Shipbuilding, Offshore and Industrial Piping |
1. What are Monel 400 Flanges?
Monel 400 Flanges are nickel-copper alloy flanges used to connect pipes, valves, pumps, vessels, heat exchangers and other industrial equipment where good corrosion resistance and mechanical strength are required.
2. What material is used for Monel 400 Flanges?
Monel 400 Flanges are manufactured from Monel 400 / Alloy 400 , identified by UNS N04400 and W.Nr. 2.4360 / 2.4361 .
3. What types of Monel 400 Flanges are available?
Common types include Weld Neck, Slip-On, Blind, Socket Weld, Threaded, Lap Joint and Spectacle Blind Flanges . Custom flange designs can also be supplied according to project requirements.
4. What pressure classes are available for Monel 400 Flanges?
Monel 400 Flanges can be supplied in Class 150, 300, 600, 900, 1500 and 2500 , subject to the applicable dimensional standard, flange size and application requirements.
5. What are the main advantages of Monel 400 Flanges?
They offer excellent seawater and marine corrosion resistance, strong resistance to many acids and alkalis, good mechanical strength and toughness, and good resistance to stress-corrosion cracking under suitable service conditions.
6. Where are Monel 400 Flanges used?
They are commonly used in marine engineering, chemical processing, oil and gas, seawater handling, heat exchangers, chemical storage, petroleum processing, power plants, shipbuilding, offshore systems and industrial piping .