Nickel Alloys Alloy 400 Structural Profiles Overview
Zeon Exports supplies Nickel Alloy 400 (Monel, UNS N04400) structural profiles – angles, channels and beams – a nickel-copper alloy with outstanding resistance to seawater, hydrofluoric acid and alkaline solutions for marine and chemical processing structures.
Nickel Alloy 400 (Monel) Structural Profiles form load-bearing frames and marine hardware where standard stainless steels fall short. Its nickel-copper composition, with minimum 63% nickel plus cobalt and 28-34% copper, resists seawater, hydrofluoric acid, deaerated hydrochloric acid, alkaline solutions and steam across a wide temperature range.
- Minimum 63% nickel plus copper for outstanding seawater resistance
- Essentially non-magnetic in the annealed condition
- EN 10204 3.1 certified, export-ready worldwide
Quick Specifications of Nickel Alloys Alloy 400 Structural Profiles
Nickel Alloy 400 (Monel) Structural Profiles are produced to internationally recognized specifications.
| Field | Detail |
|---|---|
| Material/Grade | Nickel Alloy 400 (Monel) |
| UNS | N04400 |
| DIN/Werkstoff Number | 2.4360 |
| Standards | ASTM B164 |
| Form | Angles, Channels, Beams |
| Finish | Hot rolled, ground |
| Heat Treatment | Annealed |
| Certification | EN 10204 3.1 |
Equivalent Grades of Alloy 400
Alloy 400 (Monel) is recognized under several international designations below.
| UNS | DIN/Werkstoff Number | Common Trade Name |
|---|---|---|
| N04400 | 2.4360 | Monel 400 |
Chemical Composition of Nickel Alloy 400
Composition per UNS N04400; exact limits can vary slightly by specification and heat.
| Element | Composition (%) |
|---|---|
| Nickel (Ni) + Cobalt (Co), min | 63.0 |
| Copper (Cu) | 28.0 – 34.0 |
| Iron (Fe), max | 2.5 |
| Manganese (Mn), max | 2.0 |
| Carbon (C), max | 0.30 |
Physical Properties of Nickel Alloys Alloy 400
Physical properties for Alloy 400, confirmed against manufacturer data.
| Property | Value |
|---|---|
| Density | 8.83 g/cm3 |
| Magnetic Behaviour | Essentially non-magnetic (annealed) |
Mechanical Properties of Nickel Alloys Alloy 400 Structural Profiles
Typical minimum mechanical properties for Alloy 400 in the annealed condition.
| Property | Minimum Value |
|---|---|
| Tensile Strength | 483 MPa |
| Yield Strength (0.2% offset) | 172 MPa |
| Elongation | 35% |
| Condition | Annealed |
Corrosion Resistance of Nickel Alloys Alloy 400
Nickel Alloy 400 Structural Profiles offer a corrosion profile distinct from stainless steels, built around resistance to reducing rather than oxidizing media.
- Seawater resistance: excellent resistance to seawater and marine atmospheres, widely used in shipbuilding and offshore hardware.
- Acid resistance: strong resistance to hydrofluoric acid and deaerated hydrochloric acid.
- Alkali resistance: performs well in caustic soda and other alkaline process streams.
Heat Resistance of Nickel Alloys Alloy 400
Nickel Alloy 400 structural profiles maintain good mechanical properties from sub-zero temperatures up to roughly 538°C (1,000°F). Strength decreases progressively above this range. Confirm exact service limits against the governing standard and application before specifying.
Key Properties of Nickel Alloys Alloy 400 Structural Profiles
Beyond corrosion and heat performance, Alloy 400 profiles offer these additional properties.
- Good weldability using ERNiCu-7 (Monel 60) matching filler metal
- Strengthened by cold working, not heat treatment
- Good machinability compared to other nickel alloys
- Good toughness maintained into cold service temperatures
Benefits of Nickel Alloys Alloy 400 Structural Profiles
Choosing Alloy 400 profiles from Zeon Exports delivers measurable advantages for your project.
- Proven century-long track record in marine and chemical service
- Full MTC 3.1 documentation for project QA/QC requirements
- Multiple profile shapes and sizes to match project specs
- Reliable bulk supply with consistent ready stock
- Competitive export pricing for large industrial orders
- Fast dispatch to global project sites and ports
Related Products
Explore related Nickel Alloys products from Zeon Exports.
Request a Quote for Nickel Alloys Alloy 400 Structural Profiles
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Frequently Asked Questions About Nickel Alloys Alloy 400 Structural Profiles
Common questions about Nickel Alloy 400 (Monel) Structural Profiles, answered below.
Q1: What is Nickel Alloy 400 (Monel)?
Ans. Monel 400 (UNS N04400) is a nickel-copper alloy with minimum 63% nickel plus cobalt and 28–34% copper.
Q2: Which profile shapes are available in Monel 400?
Ans. We supply angles, channels and beams across standard structural sizes.
Q3: Is Monel 400 magnetic?
Ans. Monel 400 is essentially non-magnetic in the annealed condition, though slight magnetism can occur with cold working.
Q4: What is the maximum service temperature?
Ans. Monel 400 maintains good mechanical properties up to roughly 538°C (1,000°F); confirm exact limits against your design code.
Q5: Is Monel 400 suitable for seawater service?
Ans. Yes, Monel 400 has excellent resistance to seawater and marine atmospheres, widely used in shipbuilding.
Q6: What certification is provided with orders?
Ans. Every order ships with EN 10204 3.1 mill test certificates confirming grade, heat and dimensions.
Q7: Does Zeon Exports supply custom profile sizes?
Ans. Yes, profiles are available cut-to-size and in custom dimensions on request for bulk industrial orders.
Q8: What standards apply to Monel 400 profiles?
Ans. Profiles are manufactured to ASTM B164/B127, certified to EN 10204 3.1 mill test certificates.



