Inconel 625.
Inconel 625 is a nickel-chromium-molybdenum alloy strengthened by niobium.
Quick details
| Material grade | Inconel 625 (UNS N06625) |
|---|---|
| Forms | Pipes, Tubes, Sheets & plates, Round bars, Butt-weld fittings, Flanges |
| Usage / application | Offshore and seawater piping, Flue-gas scrubbers and stacks, Aerospace ducting and bellows |
| Test certificate | EN 10204 3.1 mill test certificate; 3.2 on request |
| Business type | Stockist and supplier |
| Location | Kumbharwada, Mumbai 400004, Maharashtra |
Also searched as: Inconel 625, Alloy 625, UNS N06625, W.Nr 2.4856, NiCr22Mo9Nb
Product information for purchasing teams
Inconel 625 is a nickel-chromium-molybdenum alloy strengthened by niobium. It combines high strength with excellent resistance to pitting, crevice corrosion and seawater, and is used in offshore, chemical, aerospace and flue-gas service.
Exact specification, availability and commercial details are confirmed against your enquiry.
Product forms and standards
| Form | Standard |
|---|---|
| Pipes | ASTM B444 / ASME SB444 UNS N06625 |
| Tubes | ASTM B444 / B704 UNS N06625 |
| Sheets & plates | ASTM B443 / ASME SB443 UNS N06625 |
| Round bars | ASTM B446 / ASME SB446 UNS N06625 |
| Butt-weld fittings | ASTM B366 WPNCMC |
| Flanges | ASTM B564 UNS N06625 |
Equivalent grades
| Grade | UNS | Werkstoff Nr. | EN / BS | JIS |
|---|---|---|---|---|
| Inconel 625 | N06625 | 2.4856 | NiCr22Mo9Nb | NCF 625 |
Chemical composition, %
| Grade | Ni | Cr | Mo | Nb + Ta | Fe | C | Mn | Si | Al | Ti |
|---|---|---|---|---|---|---|---|---|---|---|
| Inconel 625 | ≥ 58.0 | 20.0 – 23.0 | 8.0 – 10.0 | 3.15 – 4.15 | ≤ 5.0 | ≤ 0.10 | ≤ 0.50 | ≤ 0.50 | ≤ 0.40 | ≤ 0.40 |
Mechanical properties
| Property | Value |
|---|---|
| Tensile strength | ≥ 827 MPa |
| Yield strength (0.2%) | ≥ 414 MPa |
| Elongation | ≥ 30% |
Values per ASTM B443 Grade 1, annealed. Confirm against the current edition of the standard and your purchase specification.
Density: 8.44 g/cm³
Applications
- Offshore and seawater piping
- Flue-gas scrubbers and stacks
- Aerospace ducting and bellows
- Chemical process equipment
Questions buyers ask
What are the equivalent grades of Inconel 625?
Inconel 625 is UNS N06625, Werkstoff 2.4856, EN NiCr22Mo9Nb and JIS NCF 625.
In which forms is Inconel 625 available?
Pipes to ASTM B444 / ASME SB444 UNS N06625; Tubes to ASTM B444 / B704 UNS N06625; Sheets & plates to ASTM B443 / ASME SB443 UNS N06625; Round bars to ASTM B446 / ASME SB446 UNS N06625; Butt-weld fittings to ASTM B366 WPNCMC; Flanges to ASTM B564 UNS N06625.
What is the density of Inconel 625?
About 8.44 g/cm³ (8,440 kg/m³).
Where is Steel Impex India located?
Steel Impex India is at 231/235, Sant Sena Maharaja Marg, 2nd Kumbharwada, Mumbai 400004, and supplies across India.