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We present below a number of important measured variables that can be determined using magnetic measurement technology.
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Magnetic Permeability
Magnetic permeability, also known as magnetic conductivity, is a physical property that indicates how well a material can conduct or transmit a magnetic field. It is also a measure of how a material reacts to the formation of magnetic fields.
Materials with low magnetic permeability, such as stainless steel, are not good conductors or amplifiers of magnetic fields.
In contrast, ferromagnetic materials, such as iron, nickel, and cobalt, as well as ferrites, have high magnetic permeability because they can generate and support strong magnetic fields.
Ferrite Content
The ferrite content of steel is an important parameter that affects its microstructural composition. Ferrite is a crystal structure consisting mainly of iron and a small amount of carbon that occurs in steel. Ferrite is a phase formed at low temperatures that has specific mechanical and chemical properties.
The amount of ferrite in steel can significantly impact its mechanical properties, including strength, hardness, ductility, and toughness. Higher ferrite content improves toughness, while lower content increases strength.
The ferrite content can influence the steel's corrosion resistance. Certain welding processes or applications may require a specific ferrite content to ensure good weldability and minimize the risk of cracks or other defects.
In summary, determining the ferrite content of steel is essential to ensure it meets the requirements of its intended application and achieves the desired mechanical, chemical, and microstructural properties. Ferrite content can be determined using magnetic measurements.
Magnetic Flux
Magnetic flux is a physical quantity used in electromagnetics to describe the amount of magnetic field energy flowing through a given area per unit of time. Magnetic flux is closely related to the magnetic field and is represented by the symbol Φ (phi). Magnetic flux measurement is an important component of many technical applications and is essential for precise magnetic field measurements.
A fluxmeter is a specialized device used to measure magnetic flux through a magnet.
