Customization: | Available |
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Type: | Nickel Pipe |
Standard: | AISI, ASTM, DIN, JIS, GB, BS |
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4J38, also known as KM-FN36 or Invar 2, is a nickel-iron alloy designed for ultra-low thermal expansion and excellent mechanical stability. It is commonly used in high-precision instruments, aerospace components, and electronic applications where dimensional accuracy under temperature variations is critical.
Element | Ni (Nickel) | Fe (Iron) | Co (Cobalt) | Mn (Manganese) | Other Elements |
---|---|---|---|---|---|
4J38 | 36-38 | Balance | 5-6 | 0.5-1.0 | Si, C, P, S (Trace) |
Ultra-Low Thermal Expansion - Maintains dimensional stability in temperature fluctuations
High Strength & Toughness - Resists mechanical stress and deformation
Excellent Machinability & Weldability - Easy to fabricate into complex components
Corrosion & Oxidation Resistance - Performs well in industrial and aerospace environments
Aerospace & Defense - Satellite frames, optical components, and precision instruments
Electronics & Semiconductor - Lead frames, connectors, and precision measuring devices
Cryogenic Applications - Low-temperature storage tanks and scientific equipment
High-Precision Engineering - Tools and components requiring stable mechanical properties
The 4J38 KM-FN36 (Invar 2) Nickel Alloy Round Pipe/Tube is ideal for high-precision applications, offering low thermal expansion, high strength, and excellent corrosion resistance. Its versatility in aerospace, electronics, and cryogenic industries makes it a preferred material for dimensionally stable components.
Precision alloy tubes are high-performance metal tubes made from specialized alloys, such as nickel-based, iron-nickel, and cobalt-based alloys. They offer excellent mechanical, thermal, and magnetic properties for demanding applications in aerospace, electronics, and industrial fields.
We offer various types, including:
Precision alloy tubes are widely used in:
We provide tubes with customized outer diameters, wall thicknesses, and lengths based on customer specifications. Our precision manufacturing ensures tight dimensional tolerances for high-performance applications.
The manufacturing processes include:
7. How do I choose the right high-temperature alloy pipe for my application?
Factors to consider include:
Operating temperature and pressure
Corrosive environment (acidic, alkaline, seawater, etc.)
Mechanical strength requirements
Compliance with industry standards and regulations
Cost and availability
You can request a quote through the following methods:
Yes, we offer worldwide shipping. Our experienced logistics team can assist with various international shipping issues, including transportation options, customs handling, and destination requirements.
We accept various payment methods, including bank transfers, credit card payments, PayPal, and more. The specific payment method can be confirmed based on the order amount and customer preferences.
Due to the customized or specialty nature of Hastelloy materials, our return and exchange policy is strict. Standard stock products can be returned or exchanged if they are unused and unprocessed. Please confirm the return/exchange conditions and process with our sales team before placing an order.
We can provide the following certifications and documents:
Yes, we provide customized processing services for Hastelloy alloys, including cutting, welding, precision machining, and more. Whether it's standard dimensions or special requirements, we can process the materials to meet your needs.
You can contact us through the following methods:
Online support: Visit our website for live chatWe 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!