Nickel and nickel alloys · Сплав Alloy 90 / N07090
Superalloy Alloy 90 (N07090): Technical Characteristics and Application
Technical characteristics and properties of Superalloy Alloy 90 (N07090)
Alloy 90, also known as Nimonic 90, is a high-performance nickel-chromium superalloy designed for operation in extreme conditions. This material demonstrates outstanding heat resistance and exceptional resistance to high-temperature oxidation, making it indispensable in critically important applications. EV Group China specialists confirm that Alloy 90 maintains structural stability and mechanical properties even under prolonged exposure to extreme temperatures and aggressive environments, ensuring the reliability and longevity of components.
A key advantage of Alloy 90 is its excellent creep resistance, which is critically important for the aerospace industry and power engineering. Products made from this alloy, supplied by EV Group China, are actively used in the manufacture of gas turbine engine blades, turbine discs, high-stress fasteners, and industrial furnace components. The use of Alloy 90 significantly extends the overhaul intervals of equipment due to its high fatigue strength, thereby optimizing overall operating costs.
The alloy has excellent weldability, which allows for the creation of complex engineering structures without loss of operational characteristics in the weld zones. This ensures flexibility in design and manufacturing, expanding the range of applications for the material in high-tech industries. EV Group China guarantees the material's compliance with strict international quality and performance standards.
Chemical composition of Alloy 90, %
| C | <0,13 |
|---|---|
| S | <0,015 |
| B | <0,02 |
| Zr | <0,15 |
| Cu | <0,2 |
| Al | 1,0-2,0 |
| Mn | <1,0 |
| Si | <1,0 |
| Fe | <1,5 |
| Ti | 2,0-3,0 |
| Co | 15,0-21,0 |
| Cr | 18,0-21,0 |
| Ni | Balance |
Mechanical properties of N07090
| Yield strength, MPa, min. | Tensile strength, MPa, min. |
|---|---|
| 700 | 1100 |
Physical parameters of Alloy 90
| Modulus of elasticity | Specific electrical resistance | Coefficient of linear expansion | Specific heat capacity | Thermal conductivity at 20°C | Density |
|---|---|---|---|---|---|
| 227 GPa | 1,18 mkOhm*m | 12,4-19,2 10-6°C | 450 J/kg*°C | 13 W/m*°C | 8,29 g/cm3 |
International analogues and standards for Alloy 90
| Euronorms (EN) | Russian analogue (GOST) | USA (ASTM) | Japan (JIS) |
|---|---|---|---|
| 2.4632, NiCr2018Ti, NiCr20Co18Ti3, Ni 7090, NiCr20Co18Ti3Al2 | GH4090, GH4093, GH90, GH93, NW7090 | NIMONIC 90, NIMONIC alloy 263, NIMONIC alloy PK33 | BNi7090, SNi7090 |