Excerpt:
Monel 401 (UNS N04401) supplier — low-electrical-resistivity nickel-copper alloy. Used in electrical and electronic components, resistance elements. Bar and strip forms available.

Hangbo Alloy Group offers various MONEL 401 alloy products, including round bars, plates, strips, seamless tubes, forgings, and wires. The following is a detailed description of MONEL 401 material.
1. Introduction to MONEL 401
Description: MONEL 401 (UNS N04401) is a nickel-copper alloy primarily known for its low electrical resistivity, making it ideal for electronic and electrical applications. It offers moderate strength and good corrosion resistance, especially in non-oxidizing environments.
International Equivalents:
USA: UNS N04401
Europe: DIN 2.4361
China: GB/T 19228
Aerospace: AMS 4545
2. Standards for MONEL 401 Products
Plates: ASTM B127, AMS 4545
Round Bars: ASTM B164
Seamless Tubes: ASTM B165
Forgings: ASTM B564, DIN 2.4361
3. Chemical Composition of MONEL 401 (in %)
| Element | Content (%) |
|---|---|
| Nickel (Ni) | 40.0-45.0 |
| Copper (Cu) | 51.4-56.4 |
| Silicon (Si) | ≤ 0.25 |
| Iron (Fe) | ≤ 0.75 |
| Manganese (Mn) | ≤ 2.25 |
| Carbon (C) | ≤ 0.10 |
| Sulfur (S) | ≤ 0.015 |
4. Physical Properties of MONEL 401
| Property | Value |
|---|---|
| Density | 8.91 g/cm³ |
| Melting Range | 1290 - 1340 °C |
5. Material Characteristics of MONEL 401
Corrosion Resistance: Offers moderate resistance to various non-oxidizing acids and salts, and exceptional resistance to seawater.
Electrical Properties: Designed specifically for low electrical resistivity, making it suitable for various electronic applications.
Temperature Stability: Maintains strength and stability over a wide temperature range.
Non-Magnetic: Like other MONEL alloys, MONEL 401 is non-magnetic, making it suitable for applications near magnetic fields.
6. Applications of MONEL 401
Electronics: Used in thermocouples, electrical heating elements, and electronic connectors.
Marine Engineering: Components that require moderate strength and corrosion resistance in saltwater.
Chemical Processing: Applications exposed to non-oxidizing chemicals and weak acids.
Oil and Gas: Components that need corrosion resistance in environments with varying pH levels.
Aerospace: Low electrical resistance applications in the aerospace industry.
Related Products
- Monel R-405 (UNS N04405) Round Bar Supplier | Free-Machining Nickel-Copper Alloy | Shanghai Hangbo Alloy Group
- Monel K-500 (UNS N05500) Round Bar, Forging & Plate Supplier | Shanghai Hangbo Alloy Group
- Monel 400 (UNS N04400) Round Bar, Seamless Tube & Plate Supplier | Shanghai Hangbo Alloy Group
- Monel 400 vs Monel K-500: Marine & Offshore Alloy Selection Guide
- Monel 400 vs Monel K-500: Marine & Offshore Alloy Selection Guide
- Monel 405
Contact Shanghai Hangbo Alloy Group
| Channel | Details |
|---|---|
| Website | www.nickel-alloy.com |
| specialalloy001@gmail.com | |
| hangbo@nickel-alloy.com | |
| WhatsApp / Phone | +86 13611656360 |
| Skype | +86 13611656360 |
| Address | Shanghai, China |











