BRINELL NUMBER Meaning and
Definition
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The Brinell number is a numerical value used to express the hardness of a material, particularly metals and alloys. It is named after the Swedish engineer Johann August Brinell, who developed this method of measuring hardness in 1900. The Brinell number quantifies the ability of a material's surface to resist indentation or penetration by a specified ball indenter under a specific load.
The Brinell test involves pressing a hardened steel ball indenter into the surface of the material being tested and measuring the resulting impression. The diameter of the impression left by the indenter is then measured using a microscope, and the corresponding load applied during the test is recorded. The Brinell number is calculated by dividing the applied load by the surface area of the impression.
The Brinell number is expressed in units of force per unit area, typically in megapascals (MPa) or kilograms-force per square millimeter (kgf/mm²). A higher Brinell number indicates a harder material, as it requires more force to make an indentation on the surface. This hardness measurement method is particularly useful for assessing the hardness of materials with coarse or non-uniform structures, such as castings or forgings.
The Brinell hardness test is widely used in engineering and metallurgy to determine the suitability of a material for specific applications, as the hardness value provides insights into factors like wear resistance, machinability, and durability.
Common Misspellings for BRINELL NUMBER
- vrinell number
- nrinell number
- hrinell number
- grinell number
- beinell number
- bdinell number
- bfinell number
- btinell number
- b5inell number
- b4inell number
- brunell number
- brjnell number
- brknell number
- bronell number
- br9nell number
- br8nell number
- bribell number
- brimell number
- brijell number
Etymology of BRINELL NUMBER
The word "Brinell" in the term "Brinell number" is derived from the name of its inventor, Johan August Brinell. Johan Brinell was a Swedish engineer who introduced the Brinell hardness test in 1900. The test measures the hardness of a material by indenting it with a spherical indenter at a specific load and measuring the diameter of the resulting indentation. The Brinell number is a value that represents the hardness of a material based on the diameter of the indentation produced by the test.
Similar spelling word for BRINELL NUMBER
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