Excellent resistance to corrosion in acidic environments · High strength & durability · Resistance to stress corrosion cracking · Suitable for oxidizing and reducing conditions
HRS Ferritic is a trusted global leader in the metal industry, recognized as a reliable Incoloy 825 Coils Supplier, Incoloy 825 Coils Stockist, and Incoloy 825 Coils Importer, offering high-quality alloy products sourced from valuable and certified manufacturers. With a strong commitment to quality, precision, and timely delivery, we ensure that all products meet international standards while serving diverse industrial sectors with consistent performance and reliability.
Incoloy 825 Coils are nickel-iron-chromium alloy coils with additions of molybdenum, copper, and titanium, designed for excellent resistance to both oxidizing and reducing environments. These coils are widely used in industries that require high corrosion resistance and mechanical strength. They are especially effective in handling acidic conditions such as sulfuric and phosphoric acids, making them ideal for chemical processing, marine, and pollution control applications.
Incoloy 825 Coils work through a balanced alloy composition that provides superior resistance to corrosion. Nickel ensures resistance to chloride stress corrosion cracking, while chromium forms a protective oxide layer that prevents oxidation. Additionally, molybdenum and copper enhance resistance to reducing acids, while titanium stabilizes the alloy against intergranular corrosion.
Key alloying elements that contribute to the high-performance structural integrity of N08825 alloy.
ASTM B424 · ASME SB424 · UNS N08825 · NiCr21Mo
| Specification | Details |
|---|---|
| ASTM / ASME | ASTM B424 / ASME SB424 |
| UNS | UNS N08825 |
| EN | 2.4858 / NiCr21Mo |
| DIN | 2.4858 / NiCr21Mo |
| ISO | ISO 6208 |
| JIS | NCF 825 |
| Product Form | Sheets / Plates / Coils |
| Thickness Range | 0.5 mm to 100 mm |
| Standard Widths | 1000, 1219, 1250, 1500, 1800, 2000, 2500, 3000, 3500 mm, etc |
| Standard Lengths | 2000, 2440, 2500, 3000, 5800, 6000 mm, etc |
| Surface Finish | Hot Rolled (HR), Cold Rolled (CR), Annealed & Pickled (AP) |
| Supply Condition | Solution Annealed |
| Cutting Methods | Plasma, Laser, Waterjet, Oxy Propane |
| Packaging | Bundled, Wooden Plates, Bubble wraps, Customized |
Precision sheets, heavy plates, and shim sheets available in N08825 alloy.
Slitting coils, perforated coils, and thin foils from 0.05 mm thickness.
Circles, rings, custom-cut blanks, and chequered (tread) plates available.
Mill edge, slit edge, round edge, and square edge conditions available.
38.0–46.0% — Crucial for resistance to stress corrosion cracking.
19.5–23.5% — Primary element for high-level oxidation resistance.
2.5–3.5% — Enhances performance in pitting and crevice corrosion.
1.5–3.0% — Specifically improves resistance to reducing acids.
550–690 MPa — High strength for versatile structural use in harsh conditions.
240–310 MPa — Reliable load-bearing capacity for industrial components.
30–50 % — Good ductility for complex fabrication and forming.
85–95 HRB — Optimal hardness for durability and reliable service life.
Available in various finishes and processing conditions for specific industrial needs.
Detailed breakdown of the elements that provide N08825 its superior corrosion resistance.
| Element | Composition (%) |
|---|---|
| Nickel (Ni) | 38.0 – 46.0 |
| Iron (Fe) | 22.0 min (Balance) |
| Chromium (Cr) | 19.5 – 23.5 |
| Molybdenum (Mo) | 2.5 – 3.5 |
| Copper (Cu) | 1.5 – 3.0 |
| Titanium (Ti) | 0.6 – 1.2 |
| Carbon (C) | ≤ 0.05 |
| Manganese (Mn) | ≤ 1.0 |
| Silicon (Si) | ≤ 0.5 |
| Aluminum (Al) | ≤ 0.2 |
| Sulfur (S) | ≤ 0.03 |
Cross-reference table for international designations of Incoloy 825 alloy.
| Standard | Equivalent Grade / Designation |
|---|---|
| UNS | N08825 |
| ASTM | B424 (sheet/coil), B425 (rod), B423 (pipe), B564 (forgings) |
| ASME | SB424, SB425, SB423, SB564 |
| AMS | 5542 (sheet/strip), 5666 (bar/forging) |
| ISO | ISO 6208 (sheet/strip), ISO 9724 (forging), ISO 9723 (wire) |
| EN / NiCr21Mo | Commonly referenced EN designation family |
| DIN / Werkstoff | 2.4858 |
| JIS (Japan) | NCF 825 |
| BS (British Standard) | NA16 |
| AFNOR (France) | NC21FeDu |
| GOST (Russia) | 03Х20Н45М3 (approx. equivalent) |
| NACE | MR0175 / ISO 15156 compliant grade |
| API | 6A825 (oil & gas service designation) |
| MIL (Military Spec) | MIL-N-08825 series |
HRS Ferritic delivers high-performance alloy solutions with reliability and quality assurance. We source materials from certified global manufacturers to ensure consistent quality and competitive pricing for your critical projects.
Quick answers to common queries about Incoloy 825 Coils.