Stainless steel AISI 904L
Purchase and sale of AISI 904L scrap and turnings in regular quantities for European consumers and foundries. Fast quotations aligned with the Ni-Mo-Cu market and dedicated collection.
Austenitic stainless steel with high nickel, molybdenum and copper content: excellent resistance to sulphuric and phosphoric acid and to chloride stress corrosion. Markets: chemical, petrochemical, flue-gas desulphurisation and acid treatment.
- Forms scrap · turnings · tubes · sheets
- Density 7.95 g/cm³
- Alloy high Ni-Mo-Cu austenitic
Main elements
| Chromium (Cr) | 19.0 – 23.0 % |
|---|---|
| Nickel (Ni) | 23.0 – 28.0 % |
| Molybdenum (Mo) | 4.0 – 5.0 % |
| Copper (Cu) | 1.0 – 2.0 % |
| Carbon (C) | ≤ 0.02 % |
| Manganese (Mn) | ≤ 2.0 % |
| Silicon (Si) | ≤ 1.00 % |
| Iron (Fe) | balance |
Indicative values per EN 10088 / ASTM A240 / ASTM B625. The actual composition is certified for each batch.
Physical and mechanical data
| Density | 7.95 g/cm³ |
|---|---|
| Tensile strength Rm | 490 – 740 MPa |
| Yield strength Rp0.2 | ≥ 220 MPa |
| Elongation A | ≥ 35 % |
| Hardness | ≤ 90 HRB (≈ 150 HB) |
| PREN | ≈ 34 – 36 |
| Structure | austenitic (non-magnetic) |
Properties refer to the solution-annealed condition; indicative values.
Where our AISI 904L ends up.
Chemical and petrochemical
Reactors, exchangers and piping for sulphuric and phosphoric acid.
Flue-gas desulphurisation (FGD)
Scrubbers, ducts and components exposed to chlorides and acids.
Acid treatment
Tanks and process lines for strongly reducing environments.
Paper bleaching
Equipment for pulp production and bleaching.
Oil & Gas
Components for aggressive chloride-rich environments.
Desalination
Exchangers and piping for brackish-water treatment plants.
We collect AISI 904L in every form.
Bulk scrap
Sheets, heads, exchangers, offcuts and production cut-offs.
Turnings
Machining chips, loose or in bales/briquettes.
Tubes and bars
Bar ends for reuse and production residues, also certified.
Ingots and casting residues
Foundry material and casting residues.
Have AISI 904L 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