Incoloy 825 Tubes.
Precision tube for heat exchangers, boilers, condensers and instrumentation lines. Supplied to ASTM B163 / B423 UNS N08825.
Quick details
| Material grade | Incoloy 825 (UNS N08825) |
|---|---|
| Standard | ASTM B163 / B423 UNS N08825 |
| Type | Seamless, Welded, U-bent heat-exchanger tube, Instrumentation tube |
| Outside diameter | 6 mm to 101.6 mm (1/4" to 4"); other sizes on enquiry |
| Usage / application | Sulphuric acid plant, Steel pickling lines, Sour oil and gas tubing |
| 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: Incoloy 825 tube, ASTM B163 tube, UNS N08825 tube, 2.4858 tube
Product information for purchasing teams
Incoloy 825 is a nickel-iron-chromium alloy with molybdenum and copper. It resists sulphuric and phosphoric acid, chloride stress-corrosion cracking and sour gas, which makes it a common choice for acid plant, pickling lines and oil and gas production tubing.
Exact specification, availability and commercial details are confirmed against your enquiry.
Incoloy 825 Tubes specifications
| Material standard | ASTM B163 / B423 UNS N08825 |
|---|---|
| Grade | Incoloy 825, UNS N08825, W.Nr 2.4858 |
| Outside diameter | 6 mm to 101.6 mm (1/4" to 4"); other sizes on enquiry |
| Wall thickness | 0.5 mm to 5 mm, or BWG gauge |
| Lengths | Straight lengths up to 6 m standard; longer and U-bent on enquiry |
| Finish | Annealed and pickled, bright annealed, polished |
| Testing | Hydrostatic or eddy current, flattening, flaring, PMI |
| Documents | Mill test certificate to EN 10204 3.1; 3.2 on request |
Equivalent grades
| Grade | UNS | Werkstoff Nr. | EN / BS | JIS |
|---|---|---|---|---|
| Incoloy 825 | N08825 | 2.4858 | NiCr21Mo | NCF 825 |
Chemical composition, %
| Grade | Ni | Cr | Fe | Mo | Cu | Ti | C | Mn | Si | Al |
|---|---|---|---|---|---|---|---|---|---|---|
| Incoloy 825 | 38.0 – 46.0 | 19.5 – 23.5 | ≥ 22.0 | 2.5 – 3.5 | 1.5 – 3.0 | 0.6 – 1.2 | ≤ 0.05 | ≤ 1.0 | ≤ 0.5 | ≤ 0.2 |
Mechanical properties
| Property | Value |
|---|---|
| Tensile strength | ≥ 586 MPa |
| Yield strength (0.2%) | ≥ 241 MPa |
| Elongation | ≥ 30% |
Values per ASTM B424 plate, annealed. Confirm against the current edition of the standard and your purchase specification.
Density: 8.14 g/cm³
Types we supply
- Seamless
- Welded
- U-bent heat-exchanger tube
- Instrumentation tube
Applications
- Sulphuric acid plant
- Steel pickling lines
- Sour oil and gas tubing
- Pollution-control equipment
Questions buyers ask
Which standard covers Incoloy 825 Tubes?
Incoloy 825 Tubes are supplied to ASTM B163 / B423 UNS N08825.
What sizes of Incoloy 825 Tubes does Steel Impex India supply?
Outside diameter: 6 mm to 101.6 mm (1/4" to 4"); other sizes on enquiry. Wall thickness: 0.5 mm to 5 mm, or BWG gauge. Exact availability is confirmed for each enquiry.
Do Incoloy 825 Tubes come with a mill test certificate?
Yes. Material is supplied with a mill test certificate to EN 10204 3.1, traceable to the heat number. Third-party inspection to 3.2 can be arranged on request.
What should I send for a Incoloy 825 Tubes quotation?
Send OD, wall thickness or BWG, length, straight or U-bent, quantity and certificate type.
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.