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Body-Centered Cubic (BCC)

Reviewed by Raghvendra GopalCheckmark
Last updated: March 21, 2023

What Does Body-Centered Cubic (BCC) Mean?

Body-centered cubic (BCC) is a crystal structure that consists of a cube-shaped unit cell with atoms located at the corners and in the center of the cube. In this structure, each atom is surrounded by eight nearest neighbors located at the corners of the cube.

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Corrosionpedia Explains Body-Centered Cubic (BCC)

The body-centred cubic structure has many real-world industry applications in materials science, metallurgy and manufacturing. BCC materials are commonly used for their excellent mechanical properties, such as high strength, toughness and ductility. BCC metals are widely used in structural applications, such as construction, automotive and aerospace industries.

In the construction industry, BCC materials are used for the production of high-strength steel, which is used in the construction of bridges, buildings and other infrastructure projects. BCC steel has excellent toughness, ductility, and fatigue resistance, which makes it ideal for these applications. Steel is also used in the production of tools, such as hammers and wrenches, due to its excellent mechanical properties.

In the automotive industry, BCC materials are used for the production of engine components, such as connecting rods and crankshafts. BCC steel and titanium alloys are used for these applications due to their high strength and fatigue resistance. BCC titanium alloys are also used for the production of components that require excellent corrosion resistance, such as exhaust systems and heat exchangers.

In the aerospace industry, BCC materials are used for the production of structural components, such as aircraft landing gears and engine parts. BCC titanium alloys and steels are used for these applications due to their excellent strength-to-weight ratio, fatigue resistance and corrosion resistance.

In addition to these applications, the BCC structure also plays a crucial role in the development of new materials with improved properties. For example, researchers are investigating the use of BCC materials in the production of new high-entropy alloys, which are a class of materials that have multiple metallic elements in equal or near-equal proportions. These materials have unique properties, such as high strength, ductility, and corrosion resistance, that make them promising candidates for a wide range of industrial applications.

Overall, the body-centered cubic structure is an essential component of many industrial materials, and its unique properties make it ideal for a wide range of applications, from construction to aerospace to automotive components.

At present, BCC high-entropy alloys (HEAs) with high specific strength and sufficient ductility are prepared by vacuum arc-melting, which is the most common and widely used method. Moreover, the samples prepared by powder metallurgy (PM) showed better properties due to their ultra-fine grains, excellent microstructural homogeneity, improved strength and hardness.

PM is a promising method to prepare ductile refractory high-entropy alloys (RHEAs) with outstanding mechanical properties. The development of additive manufacturing (AM) technology is promoted by new materials usage and structural optimization. The samples with refined microstructure are primarly attributed to rapid solidification in the AM preparation process. It is therefore possible to use AM to prepare HEA products with complex geometry that can be used in aerospace, energy, molding, tooling and other industries.

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Synonyms

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