Inconel 713C is a premium nickel based superalloy featuring outstanding creep rupture strength, superior thermal fatigue resistance and stable long term service performance, making it perfectly suited for turbine blades and high-end aerospace applications.
Inconel 713C is a high-performance Nickel-Chromium superalloy engineered to withstand extreme service environments demanding high structural strength and excellent thermal fatigue resistance. It delivers superior mechanical properties, especially under prolonged high-temperature and high-stress operating conditions.
Widely adopted in aerospace and power generation sectors, the alloy is extensively applied to critical hot-section components including turbine blades, nozzle vanes and exhaust systems. Capable of stable operation at temperatures up to 982°C and above, Inconel 713C is the ideal choice for scenarios that require outstanding operational reliability, extended service life and consistent mechanical stability.
| Elements | Range (%) |
|---|---|
| Chromium | 12‐14 |
| Molybdenum | 3.8 – 5.2 |
| Niobium + tantalum | 1.8 – 2.8 |
| Aluminium | 5.5 – 6.5 |
| Titanium | 0.5 – 1 |
| Carbon | 0.08 – 0.2 |
| Boron | 0.005 – 0.015 |
| Zirconium | 0.05 – 0.15 |
| Silicon | 0.5 Max |
| Manganese | 0.25 Max |
| Iron | 2.5 Max |
| Copper | 0.5 Max |
| Nickel | Bal |
| Performance | Values |
|---|---|
| Density (g/cm³) | 8.11 |
| Melting Point (°C) | 1325 |
| Thermal Conductivity (W/(m·K)) | 11.1 |
| Elastic Modulus (GPa) | 213 |
Inconel 713C features an austenitic face-centered cubic (FCC) microstructure, delivering exceptional ductility and superior thermal fatigue resistance.
Precipitation-hardening constituents, including titanium and aluminum, contribute to the formation of the gamma prime (γ') phase, which significantly elevates high-temperature strength and structural stability.
The alloy’s intrinsic microstructure inhibits undesirable grain boundary precipitation, thereby mitigating embrittlement during repeated thermal cycling. With niobium serving as a microstructural stabilizer, Inconel 713C sustains consistent mechanical integrity even under prolonged high-temperature exposure, guaranteeing dependable service performance for stringent aerospace and energy applications.
