FE8389 Invar 42 Sheet Thickness 1 mm

Invar 42 Sheet Thickness 1 mm Description

Invar 42 is a specialised nickel-iron alloy recognised for its extremely low coefficient of thermal expansion, making it ideal for precision instrumentation and high-stability applications. With a composition of around 42% nickel and the remaining balance iron, it maintains dimensional accuracy across a wide temperature range. This 1 mm thick sheet provides an excellent balance of stability and machinability, ensuring high-quality performance in complex assemblies. Whether you are working on sensitive electronic components or advanced aerospace systems, Invar 42 delivers dependable strength and corrosion resistance.

Our sheets are produced under stringent manufacturing standards, guaranteeing uniform thickness, consistent flatness, and reliability for critical applications. They undergo rigorous quality inspections to confirm compliance with industry requirements, so you can trust their performance in demanding environments. Perfect for semiconductor equipment, scientific instruments, and measuring devices, Invar 42 Sheet Thickness 1 mm ensures the accuracy you need for advanced projects. Rely on our premium-grade alloy for long-lasting stability and top-tier results.

Invar 42 Sheet Thickness 1 mm Applications

Invar 42 is a nickel-iron alloy known for its significantly low coefficient of thermal expansion, making it ideal for applications that demand dimensional stability. With a thickness of 1 mm, this versatile sheet can be shaped or machined to meet stringent requirements in various industries. Its corrosion resistance and mechanical strength make it a valuable material in environments susceptible to temperature fluctuations or harsh conditions.

1. Electronics Applications

·         Lead Frames: Invar 42 provides dimensional stability for microelectronic packaging, reducing stress and improving component reliability.

·         Precision Sensors: The low expansion coefficient maintains sensor accuracy in high-temperature environments.

·         Switchgear Contacts: Mechanical strength ensures consistent performance in demanding power distribution systems.

2. Research and Laboratory Equipment

·         Measurement Instruments: Invar 42’s stable properties help maintain precise readings in sensitive devices.

·         Optical Bench Components: Tight tolerances are preserved under varying temperatures, optimising optical alignments.

·         Scientific Chambers: Corrosion resistance extends service life in specialised vacuum or controlled-atmosphere conditions.

3. Aerospace

·         Satellite Brackets: Thermal stability supports consistent positioning of critical satellite instruments.

·         Missile Guidance Systems: High dimensional accuracy enhances targeting accuracy and system integrity.

Invar 42 Sheet Thickness 1 mm Packaging

Each Invar 42 sheet is carefully enveloped in acid-free paper, followed by foam or corrugated padding to prevent mechanical damage. Vacuum sealing in durable plastic film ensures a moisture-free environment, mitigating corrosion and rust. Additional protective wraps and rust-inhibiting vapor capsules can be utilised for extended storage. Custom packaging options, including specific support materials and shipping crates, are available to meet unique handling, transport, or storage requirements.

Packaging: Vacuum sealed, Wooden Box, or Customised.

Invar 42 Sheet Thickness 1 mm FAQs

Q1: What are the key material properties of Invar 42 Sheet Thickness 1 mm?

A1: Invar 42 is an iron-nickel alloy containing approximately 42% nickel, prized for its low coefficient of thermal expansion and stable dimensional characteristics across temperature variations. With a thickness of 1 mm, it exhibits moderate tensile strength, good ductility, and consistent machinability. Its controlled thermal expansion rate and high dimensional stability make it ideal for precision parts, electronic components, and instrumentation applications.

Q2: How can this Invar 42 product be processed or fabricated?

A2: Invar 42 can be fabricated through standard cold rolling, stamping, and forming methods. Its moderate hardness and ductility also make it suitable for laser or waterjet cutting. When welding, nickel-based filler rods are recommended to preserve alloy composition. Heat treatments can further refine the grain structure and enhance dimensional stability. Clean tooling, controlled atmospheres, and meticulous handling are crucial for maintaining material integrity during fabrication.

Q3: Which quality standards and certifications apply to Invar 42 Sheet Thickness 1 mm?

A3: Relevant standards often include ASTM F1684, which specifies the chemical composition and mechanical properties for iron-nickel alloys. Manufacturers may also adhere to ISO 9001 for quality management systems and process consistency. Material test reports verifying composition, tolerances, and mechanical properties are common. Depending on the application, particularly in aerospace or electronics, additional certifications such as NADCAP or AS9100 may be required to ensure full compliance.

Related Information

1. Industry Standards and Certifications

Flawless compliance with recognised guidelines ensures that Invar 42 Sheet Thickness 1 mm meets stringent customer and industry demands. Typically, this grade is tested according to aerospace, electronics, and cryogenic equipment standards to validate its exceptional dimensional stability. Invar 42 is frequently listed under specifications from organisations like ASTM and DIN, further attesting to the material’s reliability. These certifications underscore the importance of controlling chemical composition and physical attributes, ensuring that each sheet maintains consistent performance during production and usage.

Nadcap-approved testing procedures and thorough third-party audits guarantee that each Invar 42 sheet meets or exceeds stated requirements. Buyers who request specific thicknesses, including the popular 1 mm option, can have confidence that these products comply with key industry benchmarks, thereby reducing the risk of malfunction or early wear. Certification processes often involve rigorous testing for tensile strength, coefficient of thermal expansion, and microstructure verification. Observing these protocols helps ensure that the final sheet can handle demanding environments, from aerospace components to research laboratories requiring outstanding stability.

2. Applications in Advanced Industries

Ideal for precision instruments and electronic hermetic sealing, the 1 mm thick Invar 42 sheet has gained significant traction in advanced industries. Thanks to its low coefficient of thermal expansion, it is especially favoured for applications where maintaining accurate measurements is paramount, such as scientific devices and aerospace components. Industries that require unwavering dimensional stability, such as semiconductor manufacturing, also rely on this grade for various high-precision parts. The exceptional consistency of Invar 42 sheet ensures minimal expansion or contraction under extreme temperature variations.

Distinctive reliability positions Invar 42 sheet as a prime choice for satellite equipment and optical platforms that operate in harsh environments. Designers count on the 1 mm thickness to ensure uniform performance across bonded joints, as well as to reduce overall weight in space-constrained applications. This material’s compatibility with glass seals and ability to retain shape under mechanical stress contribute to advances in robotics and laboratory research. Ultimately, the stability offered by Invar 42 sheet thickness 1 mm continues to support innovation in technology.