Inconel 625 is a premium nickel-based superalloy recognized for its exceptional high strength, robust corrosion resistance, and outstanding performance in high-temperature environments. Engineered specifically for demanding industrial applications, this alloy is widely utilized in nuclear reactors, gas-turbine engines used in aircraft, chemical processing plants, and pump components where durability and resistance to oxidation are paramount. The alloy’s superior fabricability, including excellent weldability and joining capabilities, facilitates its use across complex geometries and critical engineering parts. With UNS designation N06625, Inconel 625 maintains structural integrity amidst aggressive environments featuring oxidizing and reducing agents, making it a preferred choice for industries requiring reliability under thermal stress and corrosive conditions. Its proven track record in aerospace, power generation, and marine applications underscores its versatility and industrial value.
Key Features
| Features | Description |
|---|---|
| Base Composition | Nickel-based superalloy with significant molybdenum and chromium content |
| High Strength | Maintains superior mechanical strength at elevated temperatures |
| Corrosion Resistance | Exceptional resistance to oxidation, pitting, and crevice corrosion |
| Temperature Resistance | Operates effectively in environments exceeding 1000°C |
| Fabricability | Excellent weldability and formability allowing complex custom fabrications |
| Industry Applications | Widely used in nuclear reactors, aerospace gas turbines, chemical processing, and pumps |
| UNS Number | N06625 |
| Oxidation Resistance | Superior resistance in both oxidizing and reducing atmospheres |
| Longevity | Sustains performance and structural integrity under cyclic thermal and corrosive stresses |
| Attributes | Description |
|---|---|
| Chemical Composition | Nickel min. 58%, Chromium 20-23%, Molybdenum 8-10%, Iron balance, plus trace elements |
| Density | 8.44 g/cm³ |
| Melting Point | 1290°C to 1350°C |
| Tensile Strength | Over 827 MPa at room temperature |
| Yield Strength | Minimum 414 MPa |
| Elongation | Approx. 30% in 2 inches |
| Modulus of Elasticity | 207 GPa |
| Thermal Conductivity | 9.8 W/m-K at room temperature |
| Standard Designation | AMS 5662, ASTM B443/B446 |
| Form Availability | Sheets, plates, bars, rods, pipes, and welded fabrications |
*Disclaimer: The above description has been AI-generated and has not been audited or verified for accuracy. It is recommended to verify product details independently before making any purchasing decisions.
Inconel 625 maintains exceptional mechanical strength and resists oxidation at temperatures exceeding 1000°C, making it ideal for aerospace gas turbine engine components.
Yes, Inconel 625 offers excellent weldability and joining capabilities, enabling fabrication of complex shapes and assemblies without compromising structural integrity.
Its high molybdenum and chromium composition provides outstanding resistance to pitting, crevice, and general corrosion, ensuring durability in aggressive chemical environments.
Inconel 625 conforms to ASTM B443/B446 and AMS 5662 standards, validating its quality and suitability for critical industrial uses.
It is available in sheets, plates, bars, rods, pipes, and welded fabrications to suit diverse engineering requirements.
Inconel 625 is a nickel-based superalloy with high strength and corrosion resistance that's used in a variety of applications:
High-temperature applications
Inconel 625 is used in nuclear reactors, molds, pumps, and gas-turbine engine aircraft.
Alloy 625 / Inconel 625 is used for its high strength, excellent fabricability (including joining), and outstanding corrosion resistance. It has become a standard material of construction in a wide variety of industrial applications, which is unusual for an alloy
Inconel Alloy 625 (UNS designation N06625) is a nickel-based superalloy that possesses high strength properties and resistance to elevated temperatures. It also demonstrates remarkable protection against corrosion and oxidation
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