Invar 36 (Inv36) Alloy: Precision Material for Low Thermal Expansion Applications
Overview
Invar 36, also known as Inv36, is a nickel-iron alloy containing approximately 36% nickel (Ni) and 64% iron (Fe). It is renowned for its exceptionally low coefficient of thermal expansion (CTE), making it the material of choice for applications requiring minimal dimensional changes with temperature fluctuations. Invar 36 is widely used in precision instruments, aerospace, and industrial applications where stability and accuracy are critical.
Key Features and Benefits
Extremely Low Thermal Expansion: Invar 36 is known for its minimal expansion and contraction with temperature changes, ensuring dimensional stability in precision applications.
High Strength: The alloy offers excellent mechanical strength, maintaining structural integrity even under stress.
Excellent Machinability: Invar 36 is easy to machine, fabricate, and weld, allowing for complex shapes and designs.
Good Corrosion Resistance: Provides resistance to oxidation and corrosion, ensuring durability in various environments.
Applications
Invar 36 is commonly used in industries where dimensional stability is paramount, including:
Aerospace: Precision components such as aircraft parts, satellites, and space exploration equipment.
Electronics: Components for high-precision instruments, such as temperature sensors and measuring devices.
Industrial: High-precision molds, tooling, and fixtures for manufacturing processes.
Scientific Instruments: Calibration devices, gauges, and equipment used in laboratories and research settings.
Why Choose Invar 36 Alloy?
Unmatched Dimensional Stability: Ideal for applications requiring minimal thermal expansion, ensuring high precision.
Versatile Applications: Perfect for use in aerospace, electronics, industrial, and scientific industries.
Durability: Offers good resistance to corrosion and wear, extending the lifespan of components.
Ease of Fabrication: The alloy is easy to machine and form, making it suitable for a wide range of complex applications.
Conclusion
Invar 36 alloy offers unparalleled performance in applications requiring low thermal expansion and dimensional stability. Whether in aerospace, electronics, or industrial manufacturing, Invar 36 ensures precision, reliability, and long-term durability for critical applications.