Monel 400 Pipe Spool (UNS N04400 / W.Nr. 2.4360)
High-strength corrosion-resistant alloy Pipe Spool for marine engineering and marine valves systems
As a leading supplier of nickel-based superalloy custom pipe spools, SEATHER TECHNOLOGY specializes in the production of premium Monel 400 pipe spool (UNS N04400) engineered for exceptional corrosion resistance, high strength, and long-term reliability.
Monel nickel-copper alloy 400 (UNS N04400 / W.Nr. 2.4360) is a solid-solution alloy that can be hardened only by cold working. It has high strength and toughness over a wide temperature rangeand excellent resistance to many corrosive environments.
Alloy 400 pipe spool is widely used in many fields, especially marine and chemical processing.
Custom pipe spool fabrication is one of SEATHER’s core manufacturing capabilities. We fabricate complete stainless steel and nickel alloy piping systems—ranging from large industrial projects consisting of thousands of spools to routine maintenance jobs and single-spool orders.
Our production facilities are staffed with highly skilled craftsmen, pipe fitters, welders, and fabricators. Backed by strict quality control, advanced welding processes, and a proven record of safety and precision, we ensure every alloy 400 pipe spool meets international standards and project-specific requirements. SEATHER is committed to exceeding customer expectations in design accuracy, fabrication quality, delivery schedule, logistics, and cost efficiency.
Monel 400 Pipe Spool (UNS N04400) Specifications & Srtandard
| Product Name | Custom Monel 400 UNS N04400 Copper Nickel Alloy Pipe Spools |
| Raw Materials | Alloy 400 (UNS N084400) |
| Size | 114mm to 2500mm Diameter (Seamless & Welded, Fabricated), Wall Thickness: 10s/3 mm to XXS/70 mm; Customized or according to your drawing |
| Samples | Sample available |
| Tolerance | +/-5mm to +/-0.005mm |
| Testing Equipment | CMM; Tool microscope; multi-joint arm; Automatic height gauge; Manual height gauge; Dial gauge; Marble platform; Roughness measurement |
| Logo | Custom logo available |
| Surface Treatment | Anodizing, Passivation, Polishing, Plating, Painting, Black Oxide, Powder Coating, Brushing, Heat Treatment, Surface Phosphating, Hot Dip Galvanizing, More Surface Treatment, etc. |
| Color | Silver, black, gold, red, green, blue, purple, etc |
| File Formats | UG, SolidWorks, Pro/E, AutoCAD (DXF, DWG), PDF, TIF, JPG, etc |
| Services | OEM/ODM, Engineering&Design Consulting, Assembly, Finishing, Materials Sourcing, Custom Packaging Services, etc |
| Quality System | ISO9001, SGS, TUV |
Monel 400 Pipe Spool (UNS N04400) Applications & Usages
Monel Alloy 400 can be used in a variety of applications including:
- Packed columns
- Pressure vessels and reactors
- Brine heaters
- Heat exchangers
- Salt production equipment
- Pump and valve components
- Pipe work and pipe spools
What is Monel 400 (UNS N04400)
Alloy 400 also referred to as the UNS N04400/W.Nr. 2.4360 alloy.
It is a solid-solution alloy that can be hardened only by cold working.
It has high strength and toughness over a wide temperature rangeand excellent resistance to many corrosive environments.
Alloy 400 is widely used in marine and chemical process industries due to its excellent corrosion resistance in selected mediums.
Monel 400 Pipe Spool (UNS N04400) Chemical Composition
Grade | % | Ni | Cu | Fe | C | Mn | Si | S |
Alloy 400/UNS N04400 | Min | Bal | 28 | |||||
Max | 34 | 2.5 | 0.3 | 2 | 0.5 | 0.024 |
Monel 400 Pipe Spool (UNS N04400) Mechanical Properties
| Density | Melting Point | Tensile Strength | Yield Strength (0.2%Offset) | Elongation |
| 8.80 g/cm3 | 1350 °C (2460 °F) | 500-950Mpa | 200-900Mpa | 60% – 2% |
Monel 400 Pipe Spool (UNS N04400) Physical Properties
| Melting Range | Specific Heat, 20°C (J/(g.K)) | Magnetic Permeability (20°C) | Thermal Conductivity, 20°C (W/(m.K)) | Curie Temperature (°C) |
| 1350 °C (2460 °F) | 427 | – | 21.8 | 21-49 |
Metal Cutting Service
Custom Metal Cutting Services For Diverse Industries
CNC Machining Services
Custom CNC machining parts in nickel alloy and stainless steel delivery in as fast as 3 days
Sheet Metal Fabrication
SEATHER’s custom sheet metal fabrication services offer a fast and cost-effective solution for your projects.
Metal Welding Service
Seather provides some of the best solutions ranging from custom metal welding and related services.
More Information About Monel 400 Pipe Spool (UNS N04400)
When you choose to buy Monel 400 Pipe Spool (UNS N04400), there have some important points we need to know before we get started.
Pitting resistance equivalency numbers (PREN) for Monel 400 Pipe Spool (UNS N04400)
Monel 400 PREN: 40.0
The pitting resistance equivalency number uses the alloy’s chemical makeup to guess its power against pitting corrosion. You check how much chromium, molybdenum, tungsten, and nitrogen are in the alloy. These elements help keep the steel safe. The most used formula is:
PREN = CR% + 3.3 x (MO% + 0.5 x W%) + 16 x N%How to Purchase Monel 400 Pipe Spool (UNS N04400)
When purchasing alloy pipe spools, it’s essential to have the right materials and information to ensure a smooth procurement process and to get the products that meet your needs.
Here’s what you need to provide:
1. Material: Specify the grade material, Alloy 400
2. Size: Specify the pipe’s Outer Diameter, Inner Diameter, Wall thickness, Length, Delivery State, finish, flanges types, etc.
3. Quantity: Provide the exact number of products required for an accurate quotation.
4. Technical specifications: Include technical specifications and drawings. If there are unique design requirements, detailed drawings can be attached.
5. Quality standards: Specify quality standards and inspection requirements, such as the need for third-party inspection, material certification, and inspection reports.
6. Special requirements: Specify any special surface treatment, polishing, corrosion resistance requirements, etc.
7. Packaging requirements: If there are specific packaging needs, such as protective or anti-corrosion packaging, please specify.
8. Delivery time: Specify the expected delivery time and location.
By preparing the above information, you can streamline the process of purchasing alloys and ensure that you receive high-quality products that meet your requirements.
Conclusion
We have introduced our products briefly. If you want to know more about it, you can check the article here Monel 400: Composition, Properties and Applications.
If you need to purchase alloy pipe spools, please get in touch with us immediately.
Trademark Notices:
Inconel®, Incoloy®, and Monel® are registered trademarks of Special Metals Corporation.
Hastelloy® is a registered trademark name of Haynes International, Inc.
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