Monel 400 Round Bar Rod (UNS N04400 / W.Nr. 2.4360)
High-strength corrosion-resistant alloy Round Bar Rod for Marine and Chemical Processing
As a professional Monel alloy supplier, SEATHER produces high–cost-performance Monel 400 round bar and rod with stable quality and reliable delivery.
MONEL® alloy 400 (UNS N04400 / W.Nr. 2.4360) is a solid-solution strengthened nickel-copper alloy known for its excellent corrosion resistance, particularly in rapidly flowing seawater and marine environments. With superior resistance to many corrosive media at room temperature, Monel 400 is widely used for marine components, pumps, valves, chemical equipment, and heat exchanger parts.
We manufacture Monel 400 round bar rod in strict accordance with ASTM B164.
The default delivery condition is bright surface, ensuring a clean and visually appealing finish. For Monel 400 round bar, if a black surface is acceptable, we can offer a more competitive price and shorter lead time. For Monel 400 rod, precision grinding is available to achieve tighter dimensional tolerances and improved surface quality, tailored to your specific requirements.
Whether you need customized sizes, enhanced surface finishing, or specialty mechanical properties, SEATHER can provide flexible manufacturing solutions to support your project.
Monel 400 Round Bar Rod (UNS N04400) Specifications & Srtandard
- OD Range: φ4mm – φ500mm
- Length: 50mm – 6000mm
- Customized size needs to be confirmed with our team
- Grades: 400 / UNS N04400 / W.Nr. 2.4360
- Standards: ASTM B164
ASTM B564
ASME SB 164
ASME SB 564
BS3075NA13
BS3076NA13
AECMA PrEN 2305
SAE AMS 4675
SAE AMS 4730
SAE AMS 4731
DIN 17752
DIN 17753
DIN 17754
VdTUV 263
QQ-N-281 - Delivery State: Cold Drawn, Hot Rolled, Forged, Grinding, Centerless Grinding
- Finish: Bright, Polishing, Mirror, Hairline, Pickled, Peeled, Black
- Brand: SEATHER TECHNOLOGY, Special Metals(SMC), HAYNES International, VDM Metals, ATI, etc.
Monel 400 Round Bar Rod (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
Monel 400 Round Bar Rod (UNS N04400) Drawing & Formula
Formula: m = D (mm) × D (mm) × L (m) × ρ (g/cm³) × π ÷ 4000
D = Diameter, L = Length, ρ = Density, π = 3.1415926…
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 Round Bar Rod (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 Round Bar Rod (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 Round Bar Rod (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 |

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Sheet Metal Fabrication
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Metal Welding Service
Seather provides some of the best solutions ranging from custom metal welding and related services.
More Information About Monel 400 Round Bar Rod (UNS N04400)
When you choose to buy Monel 400 Round Bar Rod (UNS N04400), there have some important points we need to know before we get started.
Pitting resistance equivalency numbers (PREN) for Monel 400 Round Bar Rod (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 Round Bar Rod (UNS N04400)
When purchasing round bars, 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, Monel 400 (UNS N04400)
2. Size: Specify the bars outer diameter, length
3. Quantity: Provide the exact number of bars 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 bars 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 Monel 400 Round Bar Rod (UNS N04400), 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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