Nickel-copper alloy Monel 400
We handle Monel 400 scrap and turnings in regular quantities for European consumers and foundries, with fast quotations and collection across the whole territory.
Nickel-copper alloy strengthened by solid solution, with excellent resistance to seawater, non-oxidising acids and reducing environments. Markets: marine and offshore, desalination, chemical and petrochemical industry.
- Forms scrap · turnings · cut-offs · casting residues
- Density 8.80 g/cm³
- Rm ~480 – 620 MPa
Main elements
| Nickel + Cobalt (Ni+Co) | ≥ 63.0 % |
|---|---|
| Copper (Cu) | 28.0 – 34.0 % |
| Iron (Fe) | ≤ 2.5 % |
| Manganese (Mn) | ≤ 2.0 % |
| Silicon (Si) | ≤ 0.5 % |
| Carbon (C) | ≤ 0.30 % |
| Sulphur (S) | ≤ 0.024 % |
Indicative values according to ASTM B127 / B164 and UNS N04400. The actual composition is certified for each batch.
Physical and mechanical data
| Density | 8.80 g/cm³ |
|---|---|
| Tensile strength Rm | 480 – 620 MPa (annealed) |
| Yield strength Rp0.2 | 170 – 345 MPa (annealed) |
| Hardness | ≈ 110 – 150 HB |
| Structure | single-phase austenitic FCC (solid solution) |
| Service temperature | up to ~540 °C |
| Weldability | excellent |
Alloy not hardenable by heat treatment; it work-hardens only by cold deformation.
Where our Monel 400 ends up.
Marine and offshore
Propeller shafts, pumps, valves and fittings in seawater.
Desalination
Exchangers and piping for desalination plants.
Chemical industry
Vessels and lines for hydrofluoric acid and reducing environments.
Petrochemical
Components for refining and process plants.
Hydrocarbons and burners
Parts resistant to corrosion by salts and acids.
We collect Monel 400 in every form.
Bulk scrap
Offcuts, cut-offs and production and fabrication scrap.
Turnings
Machining chips, loose or in packs/briquettes.
Bars and cut-offs
Cut-offs, bars and tubes for reuse with original certificate.
Ingots and casting residues
Foundry material and casting residues.
Sheet and wire
Sheet offcuts, strips and wire.
Have Monel 400 to sell?
Send us the material, approximate quantity and collection area: we will reply with a fast and competitive quotation.
Tel +41 91 9856992
Mobile +39 3494906948
contacts@giulianimetalli.com