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Manganin® Coil

Available Configurations

Properties common to all products in this list

Composition: Cu 86/Mn 12/Ni 2 Form: Coil Material: Copper/Manganese/Nickel (Manganin®) UNS Number: C72600 Commodity: Alloys Surface Finish: Standard Coating: Uncoated
Manganin® Coil, composed primarily of copper, manganese, and nickel, is renowned for its exceptionally stable electrical resistivity, low temperature coefficient of resistance, and resistance to long-term drift. The coiled form enhances uniformity and reproducibility, making it ideal for precision measurement systems. Industries such as metrology, electronics, and high-pressure physics rely extensively on Manganin® Coils due to their predictable resistance under varying thermal and pressure conditions. Specific applications include their integration into resistance standards, strain gauges, and high-pressure calibration devices. Studies have shown that Manganin® Coils retain linear resistance–pressure relationships even at elevated temperatures and pressures, ensuring their reliability in extreme environments. Their unique stability has positioned them as indispensable in both research and industrial innovation, where accuracy and reproducibility are critical. Manganin® Coil therefore remains a cornerstone material for precision engineering, measurement science, and advanced electronics.

Health hazard/Hazardous to the ozone layer

Serious health hazard

Starting at $670.00 each
No Minimum order Free technical support *Free delivery worldwide

Material Properties

Mechanical Properties
Element Value
Elongation at break( % ) 50
Modulus of elasticity( GPa ) 124-159
Izod impact strength( J m⁻¹ ) 107
Tensile strength( MPa ) 300-600
Electrical Properties
Element Value
Electrical resistivity( µOhmcm ) 43-48
Temperature coefficient( K⁻¹ ) 0.00001
Thermal Properties
Element Value
Maximum use temperature in air( C ) 300
Melting point( C ) 960
Thermal conductivity( W m⁻¹ K⁻¹ ) 22@23°C
Coefficient of thermal expansion( x10⁻⁶ K⁻¹ ) 14-19@20-100°C
Physical Properties
Element Value
Density( gcm⁻³ ) 8.4
each

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Available Configurations

Properties common to all products in this list

Composition: Cu 86/Mn 12/Ni 2 Form: Coil Material: Copper/Manganese/Nickel (Manganin®) UNS Number: C72600 Commodity: Alloys Surface Finish: Standard Coating: Uncoated

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Tolerances

Coil
Thickness <0.01mm ±25%
Thickness 0.01mm - 0.05mm ±15%
Thickness >0.05mm ±10%