Product Description: 6J40 Alloy (Constantan Alloy)

6J40 is a high-performance Constantan alloy, consisting primarily of nickel (Ni) and copper (Cu), known for its exceptional electrical resistivity and low temperature coefficient of resistance. This alloy is specifically engineered for use in precision electrical instruments, resistive components, and temperature control applications.

Key Features:

• Stable Resistivity: The alloy maintains consistent electrical resistance over a wide range of temperatures, making it ideal for precision measuring instruments.
• Corrosion Resistance: 6J40 has excellent resistance to atmospheric corrosion and oxidation, ensuring longevity and reliability in various environmental conditions.
• Thermal Stability: With its low thermal electromotive force (EMF) against copper, it ensures minimal voltage fluctuation due to temperature changes, which is critical for sensitive applications.
• Ductility and Workability: The material is highly malleable and can be easily formed into various shapes, such as sheets, wires, and strips.

Applications:

• Electrical resistors
• Thermocouples
• Shunt resistors
• Precision measuring instruments

6J40 is a dependable choice for industries that require stable, precise, and durable electrical components.