FE8420 Invar 36 Rod 1/8 inch

Invar 36 Rod 1/8 inch Description

Invar 36 Rod with a 1/8-inch diameter offers exceptional dimensional stability in applications where tight tolerance and minimal thermal expansion are critical. Composed primarily of 36% nickel and 64% iron, this alloy demonstrates near-zero coefficient of thermal expansion across a wide temperature range. As a result, it is frequently employed in precision instruments, aerospace components, and scientific equipment where even minor thermal fluctuations can undermine performance.

Produced and tested in alignment with rigorous quality standards, our Invar 36 Rod provides dependable corrosion resistance while maintaining mechanical strength. Each piece is carefully inspected to ensure it meets or exceeds industry benchmarks for reliability and uniformity. Whether you require a material for cryogenic systems or high-precision tooling, this Invar 36 Rod brings lasting stability and accuracy to projects that demand exacting results.

Invar 36 Rod 1/8 inch Applications

Invar 36 Rod 1/8 inch is widely recognised for its exceptionally low coefficient of thermal expansion, making it a valuable material in critical environments requiring dimensional stability. Its unique combination of strength, durability, and thermal consistency expands its usability across various industries. From advanced scientific instruments to aerospace components, Invar 36 promises performance and reliability in precision-oriented applications.

1. Metrology and Calibration Applications

·         Precision Measurement Gauges: Ideal for devices where minimal thermal shift ensures accurate dimensional readings.

·         Calibration Standards: Used in reference bars and blocks to maintain consistent measurements during quality checks.

2. Aerospace and Defence Applications

·         Satellite Components: Employed where lightweight stability over wide temperature ranges is essential for orbital accuracy.

·         Structural Fittings: Integrated into missile and aircraft assemblies to preserve alignment under extreme thermal cycling.

3. Industrial Machinery Applications

·         Temperature-Controlled Fixtures: Facilitates accurate tooling and fixturing in production environments subject to shifting thermal conditions.

·         Equipment Retrofitting: Incorporates stable rod elements to improve reliability and reduce thermal distortion in high-precision machines.

Invar 36 Rod 1/8 inch Packaging

Invar 36 rods measuring 1/8 inch in diameter are carefully embedded in anti-static foam and sealed in vacuum packages to safeguard their precision surfaces. A corrosion-inhibiting agent is applied prior to packaging, ensuring long-term stability during transit or storage. Customisable packaging options are available upon request, including reinforced crates, quantity bundling, and additional protective layering for specialised transport needs.

Packaging: Vacuum sealed, Wooden Box, or Customised.

Invar 36 Rod 1/8 inch FAQs

Q1: What are the key material properties of Invar 36 Rod 1/8 inch?

A1: Invar 36 Rod 1/8 inch is an iron-nickel alloy with approximately 36% nickel content. It boasts an exceptionally low coefficient of thermal expansion (about 1.2×10⁻⁶/°C) from cryogenic conditions up to around 200°C, ensuring minimal dimensional changes. Typical tensile strength ranges between 480 and 550 MPa, and its moderate hardness allows for relatively easy machining. Additionally, it exhibits decent corrosion resistance in normal atmospheric environments and maintains stable mechanical properties over a broad temperature range.

Q2: How can this Invar 36 Rod 1/8 inch be processed or fabricated?

A2: Invar 36 Rod 1/8 inch can be machined using conventional tooling at moderate speeds and feeds to avoid excessive heat buildup. Welding processes like TIG or MIG are suitable, provided that low heat input and matching filler materials are used to maintain dimensional stability. Post-weld stress relieving at approximately 600°C is common to reduce residual stresses. Its ductility also supports precision forming operations with minimal risk of cracking.

Q3: Which quality standards and certifications apply to Invar 36 Rod 1/8 inch?

A3: Invar 36 Rod 1/8 inch typically meets specifications such as ASTM F1684 for dimensional and compositional requirements. Manufacturers often provide certifications indicating compliance with ISO 9001:2015 for quality management and EN 10204 for material traceability. Depending on the application, aerospace, nuclear, or other industry-specific standards may also apply, ensuring consistent mechanical properties, strict process controls, and verifiable production methods throughout the supply chain.

Related Information

1. Material Properties and Advantages

Invar 36 rods featuring a 1/8 inch diameter are highly prized for their exceptional dimensional stability over a wide temperature range. Composed primarily of iron and nickel, this unique grade maintains remarkable resistance to thermal expansion, making it an excellent choice for applications requiring precise mechanical calibration. Such reliable performance helps industries reduce measurement errors and ensures tighter tolerances in high-stakes environments.

Thermal uniformity is another notable benefit of this specialised alloy. Its consistent behaviour under changing temperature conditions makes Invar 36 a strong candidate for sensitive instrumentation and engineering prototypes. When formed as a 1/8 inch diameter rod, the material retains its low expansion properties while still offering good machinability, allowing engineers to create customised components that maintain accuracy under varying conditions.

2. Quality Control Measures

Meticulous inspections are central to ensuring that every Invar 36 rod with a 1/8 inch diameter meets strict performance criteria. Manufacturers frequently conduct ultrasonic testing, hardness checks, and dimensional verifications to confirm that each rod upholds the uniform properties associated with this alloy. These assessments curtail the risk of flaws that might compromise the rod’s stability in demanding environments.

Analytical documentation also plays a significant role in confirming the purity and precise composition of each rod. By monitoring the nickel-iron ratio and tracking heat treatment cycles, producers enhance the material’s reliability and longevity. Such rigorous quality oversight guarantees that Invar 36 rods consistently deliver superior thermal expansion characteristics and structural integrity, aligning with the requirements of precision-driven projects.