Incoloy Alloy 925 (UNS N09925) – Sheets, Plates, Bars, Pipes, Coils, Strips, Wires
High-Strength Corrosion-Resistant Nickel Alloy Supplier & Manufacturer
Incoloy 925 is a precipitation hardenable nickel-iron-chromium alloy with added molybdenum, copper, and titanium, providing exceptional corrosion resistance and high strength, especially under harsh sour gas, seawater and industrial environments.
Huaxiao Metal supplies Incoloy 925 plates, sheets, tubes, bars, wires, and custom-machined components to the global chemical, oil and gas, shipbuilding, nuclear power, and pollution control industries.
👉 Contact us today to get the latest Incoloy 925 price, stock availability, and technical support.
👉 Explore our full Incoloy alloy products to compare different grades for your project.
Incoloy 925 Product Forms We Supply
We supply Incoloy 925 Alloy in a wide range of forms to meet different engineering and fabrication needs:
Sheets & Plates
Bars & Rods
Seamless & Welded Pipes
Tubes
Coils & Strips
Forged Parts
Custom-machined components
Custom sizes, cut-to-length, and special surface requirements are available upon request.
Technical Specifications
Chemical Composition of Incoloy 925 (UNS N09925)
The exceptional performance of Incoloy 925 is the result of its precisely controlled chemical composition:
| Element | Content (%) | Function |
|---|---|---|
| Nickel (Ni) | 42.0 – 46.0 | Base element, corrosion resistance |
| Chromium (Cr) | 19.5 – 23.5 | Oxidation & corrosion resistance |
| Iron (Fe) | Balance | Structural stability |
| Molybdenum (Mo) | 2.5 – 3.5 | Resistance to pitting & crevice corrosion |
| Copper (Cu) | 1.5 – 3.0 | Improved resistance to sulfuric acid |
| Titanium (Ti) | 1.9 – 2.4 | Precipitation strengthening |
| Aluminum (Al) | 0.1 – 0.5 | Strength enhancement |
| Carbon (C) | ≤ 0.03 | Improved weldability |
Huaxiao Metal guarantees full chemical compliance and provides Mill Test Certificates (EN 10204 3.1).
Mechanical & Physical Properties
Typical Mechanical Properties
| Condition | Tensile Strength | Yield Strength | Elongation |
|---|---|---|---|
| Solution Annealed | ≥ 685 MPa | ≥ 271 MPa | ≥ 56% |
| Aged (Precipitation Hardened) | ≥ 1154 MPa | ≥ 832 MPa | ≥ 27% |
Physical Properties
Density: ~8.08 g/cm³
Melting Range: 1311 – 1366 °C
Thermal Conductivity: ~11 W/m·K
Magnetic Permeability: Approx. 1.001 (non-magnetic)
These properties ensure long service life and structural reliability even under extreme pressure and temperature conditions.
Outstanding Corrosion Resistance in Severe Environments
One of the main reasons engineers choose Incoloy 925 Alloy is its exceptional corrosion resistance in aggressive environments:
✔ Sour Gas & Oilfield Environments
Resistant to H₂S-induced cracking
Suitable for downhole equipment, tubing, hangers, and packers
Excellent performance under NACE-related conditions
✔ Marine & Offshore Applications
Strong resistance to seawater corrosion
Ideal for shafts, fasteners, and offshore structural components
✔ Chemical Processing Industry
Excellent resistance to acidic and chloride-containing media
Suitable for heat exchangers, reactors, and pressure vessels
📩 Tell us your working environment — our engineers will confirm suitability and recommend the best processing condition.
Heat Treatment & Precipitation Hardening Capability
Incoloy 925 is a precipitation-hardenable alloy, meaning its strength can be significantly increased through controlled heat treatment.
Typical process:
Solution annealing
Aging treatment
This process allows the alloy to reach exceptional strength levels without sacrificing corrosion resistance — a critical advantage for high-load, high-risk applications.
Typical Applications of Incoloy 925 Alloy
Incoloy Alloy 925 is widely used in industries where failure is not an option:
Oil & Gas Industry
Downhole tubing
Packers and hangers
Valve components
Offshore & Marine Engineering
Shafting
Fasteners
High-strength marine hardware
Chemical & Process Equipment
Heat exchangers
Pressure vessels
Corrosion-resistant piping systems
Why Choose Incoloy 925 Alloy for Critical Applications?
Incoloy Alloy 925 is specifically designed for harsh service environments where both corrosion resistance and high strength are essential. Unlike conventional nickel alloys, Alloy 925 achieves superior performance through precipitation hardening, making it an ideal solution for demanding industrial conditions.
Key Advantages of Incoloy 925 Alloy
✔ Excellent resistance to sulfide stress cracking (SSC) and hydrogen embrittlement
✔ Superior performance in sour gas (H₂S) and CO₂ environments
✔ Outstanding resistance to pitting and crevice corrosion
✔ High tensile and yield strength after aging treatment
✔ Good machinability and weldability for complex components
✔ Complies with oil & gas, offshore, and chemical industry standards
These advantages make Incoloy Alloy 925 one of the most trusted nickel alloys for safety-critical applications worldwide.
Why Buy Incoloy 925 from Huaxiao Metal?
Choosing the right supplier is as important as choosing the right alloy.
Huaxiao Metal offers:
✔ Stable supply chain and strict quality control
✔ Competitive Incoloy 925 prices
✔ Full documentation (MTC, inspection reports)
✔ Technical support from alloy specialists
✔ Export experience to Europe, South America, the Middle East, and Asia
🌍 We support global projects and fast international delivery.
FAQ
What is Incoloy 925 Alloy used for?
Incoloy 925 is used in oil & gas, offshore, chemical processing, and marine industries where high strength and corrosion resistance are required.
Is Incoloy 925 suitable for sour service?
Yes. Incoloy 925 is widely used in sour gas environments due to its excellent resistance to sulfide stress cracking.
Can Huaxiao Metal provide certification?
Yes. We provide EN 10204 3.1 certificates and can support third-party inspection if required.
Do you offer customized machining?
Yes. We support cutting, machining, forging, and customized fabrication services.
Request a Quote for Incoloy 925 Alloy Today
If you are looking for a reliable Incoloy 925 supplier, competitive pricing, and professional technical support, Huaxiao Metal is your trusted partner.
📩 Send us your inquiry now — our team will respond quickly with pricing, availability, and technical guidance.