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Brand Name : HUONA
Model Number : WIRE
Certification : ISO9001 SGS
Place of Origin : CHINA
MOQ : 1KG
Price : US$12.00-45.00 1 kg (MOQ)
Payment Terms : T/T
Supply Ability : 1500tons/Year
Delivery Time : A WEEK
Packaging Details : DIN Spool, Carton, Wooden Case
Model NO. : invar 36
Transport Package : DIN Spool, Carton, Wooden Case
HS Code : 7505220000
Specification : Customized
Origin : Jiangsu, China
Production Capacity : 1500tons/Year
K93600, K93601, and 4J36 are low-expansion Nickel-Iron alloys, typically containing around 36% Nickel and the rest Iron. They are known for their low coefficient of thermal expansion (CTE), making them ideal for precision applications where dimensional stability across temperature variations is critical. These alloys are commonly used in glass-to-metal seals, ceramic-to-metal seals, and high-precision industrial applications where dimensional changes with temperature need to be minimized.
These alloys, specifically K93600 and K93601, are widely used in industries such as aerospace, electronics, telecommunications, and medical devices, as well as precision instruments and measurement systems.
Nickel Content: Approx. 36%
Low Thermal Expansion: CTE ~ 1.2 × 10⁻⁶ /°C
Dimensional Stability: Excellent stability at varying temperatures
Magnetic Properties: Ferromagnetic at room temperature
Corrosion Resistance: Performs well in many environments
High Strength: Strong mechanical properties, suitable for high-precision applications
Weldability & Machinability: Can be welded and machined with ease
Ideal for Sealing Applications: Used for glass-to-metal and ceramic-to-metal seals
These alloys are used where low thermal expansion and dimensional stability are essential. Some of the primary applications include:
Industry | Application Examples |
---|---|
Aerospace | Aircraft components, satellite components, space instruments |
Electronics | High-precision components, connectors, semiconductor packages |
Medical Devices | Hermetic sealing for implantable devices and bio-compatible sensors |
Telecommunications | Microwave, RF components, fiber optic connectors, sensors |
Optics & Metrology | Optical systems, telescope mirrors, precision measurement instruments |
Industrial Equipment | Structural components, high-precision machinery parts |
Property | Value |
---|---|
Alloy Name | K93600 / K93601 / 4J36 Alloy |
Chemical Composition | Ni: ~36%, Fe: Balance |
CTE (20–100°C) | ~1.2 × 10⁻⁶ /°C |
Density | ~8.1 g/cm³ |
Tensile Strength | 450–700 MPa (annealed) |
Yield Strength | ≥ 300 MPa |
Elongation | ≥ 20% |
Hardness | ~160 HV (annealed) |
Electrical Resistivity | ~0.60 μΩ·m |
Magnetic Properties | Ferromagnetic at room temperature |
Melting Range | ~1450°C |
Wire Diameter Range | 0.10 mm – 6.0 mm (custom sizes available) |
Surface Finish | Bright / Annealed / Oxidized |
Packaging | Spools, coils, or custom lengths |
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Feni36 Precision Alloy 4j36 Ferro Nickel Alloy Invar 36 Wire Price Per Kg Images |