FE8373 Super Invar 32-5 Foil Annealed

Super Invar 32-5 Foil Annealed Description

Super Invar 32-5 Foil Annealed is noted for its exceptionally low coefficient of thermal expansion, making it a preferred choice where precise dimensional stability is critical. Composed of 32% nickel, 5% cobalt, and iron, this alloy maintains consistent performance in temperature-sensitive applications, reducing distortions that can compromise functionality. It is available in customised dimensions to precisely match project specifications, and its annealed condition enhances ductility and ease of fabrication.

Whether it is used in scientific instruments, aerospace components, or precision measuring devices, Super Invar 32-5 Foil Annealed delivers reliable results under stringent operational demands. Every batch is produced and inspected in line with rigorous quality standards to ensure consistent performance. This guarantees that engineers and manufacturers can depend on its stable, long-lasting properties for diverse, high-accuracy applications.

Super Invar 32-5 Foil Annealed Applications

Super Invar 32-5 Foil Annealed is a highly specialised alloy known for its extremely low coefficient of thermal expansion and exceptional dimensional stability. These unique characteristics make this foil well-suited for a variety of critical applications across multiple industries. By significantly reducing the risks of thermal distortion, Super Invar 32-5 Foil Annealed ensures precise performance in demanding environments, from advanced electronics to sophisticated optical instrumentation.

1. Precision Measurement and Metrology Applications

·         Optical Mountings: Employed in high-accuracy optical systems to maintain stable alignment over temperature fluctuations

·         Calibration Standards: Provides consistent dimensional references in metrology equipment for reliable measurements

2. Aerospace Applications

·         Satellite Thermal Components: Minimises thermal distortion in sensitive satellite instruments, ensuring mission-critical precision

·         Missile Guidance Systems: Offers reliable structural stability for navigation modules exposed to wide temperature ranges

3. Advanced Electronics Applications

·         Sensor Housings: Preserves optimal sensor alignment in microelectronics under varying thermal conditions

·         High-Stability Circuitry: Maintains precise component spacing to reduce signal drift in ultra-sensitive electronic circuits

Super Invar 32-5 Foil Annealed Packaging

Super Invar 32-5 Foil Annealed is carefully packaged to preserve stability and surfaces. It is typically sealed in specialised vacuum pouches with robust wrapping materials to ensure protection from external contaminants. A protective layer of rust-inhibiting solution is applied to guard against corrosion. The packaging is then placed in sturdy boxes with ample cushioning. Custom packaging options, including alternate sealing methods and labelling, are available upon request to cater to specific shipping and storage needs.

Packaging: Vacuum sealed, Wooden Box, or Customised.

Super Invar 32-5 Foil Annealed FAQs

Q1: What are the key material properties of Super Invar 32-5 Foil Annealed?

A1: Super Invar 32-5 Foil Annealed is known for its extremely low coefficient of thermal expansion, typically around 0.6 x 10⁻⁶/°C in the 20–100°C range. This nickel-iron-cobalt alloy demonstrates exceptional dimensional stability and minimal distortion under temperature fluctuations. Its composition provides strong corrosion resistance and favourable mechanical properties, including moderate tensile strength and excellent ductility. These traits make it ideal for precision instruments and sensitive optical assemblies.

Q2: How can Super Invar 32-5 Foil Annealed be processed or fabricated?

A2: Super Invar 32-5 Foil Annealed can be processed through cold rolling, precision stamping, and laser cutting, ensuring minimal distortion during fabrication. Careful control of heat input is essential to maintain its low thermal expansion characteristics. Post-processing vacuum annealing is commonly employed to relieve residual stresses and restore optimal dimensional stability. Additionally, advanced joining techniques like TIG welding or brazing can be used when carefully managed to avoid thermal damage.

Q3: Which quality standards and certifications apply to Super Invar 32-5 Foil Annealed?

A3: Manufacturers and suppliers often comply with relevant industry standards such as ASTM F1684, which outlines requirements for iron-nickel alloys, although specifics for Super Invar 32-5 can vary. ISO 9001 is commonly used to maintain consistent manufacturing quality and traceability. Aerospace applications may require AS9100 certification. Compliance with these standards ensures material uniformity, rigorous testing, and full traceability for demanding precision components and high-reliability applications.

Related Information

1. Material Properties and Advantages

Super Invar 32-5 Foil Annealed is meticulously designed to offer a uniquely consistent coefficient of thermal expansion across a broad temperature range. This stability is particularly beneficial for instruments and components that demand unwavering dimensional accuracy, especially where even slight expansion or contraction can compromise performance. By using annealed Grade Invar 32-5 in foil form, manufacturers can create precision parts with customised dimensions, ensuring an exact fit while maintaining the alloy's intrinsic strength.

Maintaining reliability under fluctuating temperatures is another hallmark advantage of this specialised foil. The annealing process not only refines the grain structure but also reduces residual stresses, contributing to consistency during repeated thermal cycles. Such performance underscores why Super Invar 32-5 Foil Annealed is integral in fine-tuned assemblies requiring minimal dimensional variance, as it balances strong mechanical properties with the lowest possible expansion rates.

2. Applications in Advanced Industries

Throughout various high-tech sectors, Super Invar 32-5 Foil Annealed finds wide acceptance for its precision-oriented capabilities. Aerospace corporations adopt this foil for sensor housings and intricate gauge components, confident that the exceptionally low thermal expansion safeguards accurate measurements under extreme operating conditions. The material's Grade Invar 32-5 composition, combined with its customisable dimensional profiles, allows engineers to specify thicknesses that precisely meet the demands of propulsion or flight control systems.

Beyond aerospace, electronics manufacturers rely on this foil to reduce distortions in optical mounts and laser alignment devices, where shape integrity is crucial for sustained performance. Because the annealed foil can be tailored to specific dimensions, it simplifies the integration process within devices that require a meticulous fit. From satellite mechanisms to advanced laboratory setups, these tailored sheets of Super Invar 32-5 Foil Annealed fulfil a vital role in maintaining stability under rapidly changing or extreme environmental conditions.