Features:
Excellent High-Temperature Strength: Refractory 26 (R26) alloy maintains superior mechanical properties in high-temperature environments, making it suitable for demanding conditions.
Outstanding Creep Resistance: The alloy exhibits excellent resistance to creep under high-temperature and high-pressure conditions, ensuring durability and reliability of equipment.
Good Stress Corrosion Resistance: Refractory 26 alloy has strong resistance to stress corrosion, making it suitable for harsh operating environments.
Applications:
Oil and Gas Industry: Refractory 26 alloy is utilized in the manufacturing of downhole tools and equipment that can withstand the extreme conditions encountered during drilling and extraction processes.
Gas Turbines: The alloy is employed in gas turbine components, including combustion chambers and afterburners, due to its ability to maintain strength and resist oxidation at elevated temperatures.
Aerospace Components: Refractory 26 alloy is used in aerospace applications where high-temperature strength and oxidation resistance are critical.
Medical Devices: Its biocompatibility makes it suitable for medical implants and devices.
Alloy R26 Chemical Composition
| % | Ni | Cr | Fe | C | Mn | Si | Ti | Mo | Co | P | S | B | Al |
| Min | 35 | 16 | – | – | 0.4 | 0.5 | 2.5 | 3 | 16 | – | – | 0.001 | – |
| Max | 39 | 20 | balance | 0.08 | 1 | 1.5 | 3 | 3.4 | 22 | 0.03 | 0.03 | 0.01 | 0.3 |
Alloy R26 Physical Properties
| Density | Melting range |
| 9.14g/cm³ | 1300-1330°C |
Alloy R26 Mechanical Properties (RT,Solution Annealed)
| Tensile Strength 𝜎𝑏/𝑀𝑃𝑎 | Yield Strength 𝜎𝑝0.2/𝑀𝑃𝑎 | Elongation 𝜎5/% |
| 1000 | 550 | 15 |