Product Description
4J50, also known as FeNi52, VaCoVi50, or Nilo50, is a precision nickel-iron alloy wire. This material is primarily composed of iron (~48%) and nickel (~52%) and is widely recognized for its controlled thermal expansion, excellent mechanical properties, and corrosion resistance. Its unique properties make it ideal for applications requiring high precision and stability under varying thermal and mechanical conditions.
Properties of 4J50, FeNi52, VaCoVi50, Nilo50
| Property |
Specification |
| Chemical Composition |
Ni: ~52%, Fe: ~48%, trace elements |
| Density |
~8.55 g/cm³ |
| Tensile Strength |
~450 MPa |
| Coefficient of Thermal Expansion (CTE) |
~9.8 × 10 /°C (20-300°C range) |
| Resistivity |
~0.51 µΩ·m |
| Curie Temperature |
~500°C |
| Corrosion Resistance |
Excellent in standard industrial environments |
| Operating Temperature Range |
-200°C to +500°C |
| Magnetic Permeability |
Moderate |
| Available Forms |
Wire, strip, sheet, rod |
| Applications |
Electronics, aerospace, energy, instrumentation |
Key Features:
-
Low Thermal Expansion:
- The alloy's thermal expansion closely matches that of various glass and ceramic materials, making it an excellent choice for sealing and bonding applications.
-
Corrosion Resistance:
- With good resistance to oxidation and corrosion in most industrial environments, 4J50 offers durability in demanding conditions.
-
Thermal and Mechanical Stability:
- Maintains dimensional and mechanical integrity across a broad temperature range, ensuring reliability in precision applications.
-
Magnetic Properties:
- Moderate magnetic permeability and stability make it suitable for certain electromagnetic applications.
-
Fabrication Versatility:
- The alloy is available in wire, strip, sheet, and rod forms, making it adaptable for various industrial needs.
Applications of 4J50, FeNi52, VaCoVi50, Nilo50:
-
Electronics and Instrumentation:
- Used in components such as relay springs, magnetic shielding, connectors, and leads where thermal expansion control and stability are critical.
-
Sealing Applications:
- Ideal for glass-to-metal and ceramic-to-metal sealing due to its thermal expansion compatibility with these materials.
-
Aerospace Industry:
- Applied in high-precision components that require dimensional stability under extreme temperature changes.
-
Energy and Power Generation:
- Used in parts of turbines and energy systems where thermal and mechanical reliability are essential.
-
Medical Equipment:
- Suitable for medical devices that demand precision, durability, and corrosion resistance.
-
Telecommunications:
- Utilized in high-frequency components where consistent material performance is required.
Advantages:
-
Exceptional Dimensional Stability:
- Minimal distortion under thermal stress ensures reliable performance in critical applications.
-
Compatibility with Glass and Ceramics:
- The thermal expansion properties make it an excellent choice for hermetic seals and other bonded components.
-
Durable in Industrial Environments:
- Resistant to oxidation and corrosion, contributing to its long service life.
-
Wide Temperature Operating Range:
- Performs well under both cryogenic and high-temperature conditions.
-
High Precision:
- Tight manufacturing tolerances allow for use in precision-engineered components.
Conclusion:
The 4J50 (FeNi52, VaCoVi50, Nilo50) precision nickel alloy wire is a reliable and versatile material designed for high-performance applications in electronics, aerospace, energy, and more. Its controlled thermal expansion, excellent corrosion resistance, and mechanical stability make it indispensable in industries requiring precision and durability. Whether used in sealing applications, instrumentation, or high-tech manufacturing, this alloy ensures consistent and reliable performance.
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Company Profile
Shandong Titanium Nickel Special Steel Co., Ltd., registered funds (one thousand yuan for 10,000 yuan), the company is mainly committed to high -tech enterprises that are integrated with special alloy materials, specializing in the research and sales of special alloys such as nickel -based and iron -based. Products include corrosion-resistant alloys, superalloys, precision alloys, Hastelloy, Monel, INCONEL, INCOLOY, copper-nickel alloys, titanium and titanium alloys, zirconium and zirconium alloys, nickel and nickel-based alloys, nickel-cobalt-based heat-resistant alloys , Hafnium alloy, etc., more than 60 kinds of alloy materials such as special stainless steel. On the basis of stabilizing the quality of the original products, according to the market demand, it solves the quality problems existing in the traditional metallurgical process, and ensures the low miscellaneous and low deflection of the alloy material products, which has won an excellent reputation in the industry.
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FAQ
What is a Precision Alloy Nickel Alloy?
A Precision Alloy Nickel Alloy is a specialized group of nickel-based alloys designed to perform exceptionally well in applications that require high precision and dimensional stability. These alloys are often used in electronics, aerospace, and instrumentation where accuracy, resistance to temperature changes, and mechanical strength are critical.
2. What are the primary features of Precision Alloy Nickel Alloys?
Precision Alloy Nickel Alloys are known for the following key features:
- Low and Stable Thermal Expansion: They have controlled and predictable thermal expansion, making them ideal for use in environments where dimensional stability is essential.
- High Strength: These alloys possess high tensile and yield strength, offering resistance to deformation and failure under stress.
- Magnetic Properties: Many precision nickel alloys offer excellent magnetic permeability, which is crucial in the manufacture of magnetic devices and components.
- Corrosion Resistance: They are resistant to corrosion, oxidation, and wear, ensuring longevity in harsh conditions.
- Weldability: These alloys are typically easy to weld and form into complex shapes without losing their properties.
3. What are common applications of Precision Alloy Nickel Alloys?
Precision Alloy Nickel Alloys are used in:
- Electronics: Connectors, switches, relays, and sensors.
- Aerospace: Components in turbines, engines, and high-precision mechanical parts.
- Automotive: Parts that require resistance to extreme temperatures and mechanical stress.
- Instrumentation: Thermocouples, strain gauges, and precision measuring instruments.
- Magnetic Devices: Transformers, magnetic sensors, and inductors.
4. What are the differences between Precision Alloy Nickel Alloys and other Nickel Alloys?
The main difference lies in the specific application and performance:
- Precision Alloys: Designed specifically for applications requiring high precision, stability, and uniformity in temperature and mechanical stress conditions.
- Standard Nickel Alloys: While nickel alloys generally offer good strength and corrosion resistance, precision alloys are tailored for applications where dimensional accuracy and material properties must remain consistent under extreme conditions.
5. What are some examples of Precision Alloy Nickel Alloys?
Some of the well-known precision alloy nickel alloys include:
- Invar (36% Nickel): Known for its low thermal expansion, used in precision instruments.
- Kovar (29% Nickel): A nickel-iron alloy used in electronic and sealing applications.
- 1J06 (1J6): A precision alloy with excellent thermal stability and low thermal expansion used in electronics and precision instruments.
6. What industries use Precision Alloy Nickel Alloys?
Industries that commonly use precision alloy nickel alloys include:
- Electronics and Telecommunications: For components that need stability and durability under varying temperatures and electrical loads.
- Aerospace and Defense: For parts exposed to extreme temperature changes, mechanical stress, and corrosion.
- Automotive: Especially in high-performance vehicles and systems like sensors and exhaust components.
- Medical Equipment: In instruments and devices that require high precision and long-term reliability.
7. What is the significance of low thermal expansion in Precision Alloy Nickel Alloys?
Low thermal expansion means that the material's dimensions remain stable even when exposed to temperature changes. This is crucial in high-precision applications such as measuring instruments, optical devices, and aerospace components, where even minute dimensional changes can lead to performance degradation.
8. How is Precision Alloy Nickel Alloy different from other types of alloys in terms of strength and durability?
Precision alloys, particularly those made from nickel, tend to have high tensile strength and excellent resistance to deformation under mechanical stress. These alloys are engineered to maintain their shape and structural integrity over a wider range of temperatures and environmental conditions, compared to other materials like carbon steel or standard stainless steel.
9. Are Precision Alloy Nickel Alloys magnetic?
Yes, many precision alloy nickel alloys, such as Kovar (29% Nickel), are designed to maintain stable magnetic properties. This makes them ideal for applications in transformers, magnetic sensors, and electronic devices that require controlled magnetic permeability.
10. How are Precision Alloy Nickel Alloys manufactured?
These alloys are typically produced using advanced metallurgical processes such as:
- Vacuum Induction Melting (VIM) or Vacuum Arc Remelting (VAR) for refining material purity.
- Casting and Hot or Cold Rolling to form sheets, strips, or wires.
- Precision machining techniques to create intricate components with tight tolerances.
- Heat Treatment to enhance mechanical properties such as strength, toughness, and dimensional stability.
11. Can Precision Alloy Nickel Alloys be welded and processed easily?
Yes, most precision alloy nickel alloys have good weldability and can be processed into complex shapes, making them suitable for high-precision manufacturing. However, the exact processing techniques may vary depending on the alloy composition and specific application requirements.
12. What is the price range for Precision Alloy Nickel Alloys?
The price of precision alloy nickel alloys can vary depending on the alloy grade, size, and supplier. Generally, they are more expensive than standard nickel alloys due to their specific formulation and high-performance properties. Prices typically range from $20 to $100 per kilogram or more, depending on the material's purity and market conditions.
13. How do I choose the right Precision Alloy Nickel Alloy for my application?
When selecting a precision alloy, consider the following factors:
- Thermal expansion requirements (low expansion or stable behavior under temperature fluctuations).
- Mechanical strength needed for your application (tensile strength, hardness, elongation).
- Magnetic properties (whether your application involves magnetic fields).
- Corrosion resistance for exposure to harsh environments.
- Workability (whether the alloy needs to be welded, machined, or formed).
14. What are the typical sizes and forms available for Precision Alloy Nickel Alloys?
Precision alloy nickel alloys are available in various forms, including:
- Sheets and plates for use in manufacturing and construction.
- Wire and strips for electronics and fine machinery.
- Rods and bars for precision machining.
- Foils for use in thin applications such as sensors or coatings.
15. How can I contact you for more information?
You can contact us through the following methods:
Online support: Visit our website for live chat
Address:
300 Meters North of Liaoniu Road and Xindong Ring Road, Liaocheng High-Tech Zone, Liaocheng, Shandong, China
We look forward to providing you with high-quality products and services!
If you have any other questions, feel free to contact us, and we will do our best to assist you!
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