Definition of Hardnesses. Meaning of Hardnesses. Synonyms of Hardnesses

- In materials science, hardness (antonym: softness) is a measure of the resistance to localized plastic deformation, such as an indentation (over an area)...
- Index Hardnesses of the elements (data page) Knoop hardness test Meyer hardness test Pencil hardness Rockwell scale Rosiwal scale Scratch hardness Superhard...
- Vickers Hardness, Rockwell Hardness, Superficial Hardness, Knoop Hardness, Scleroscope Hardness, and Leeb Hardness" (2019) Hardness Conversion Table – Brinell...
- engineering and metallurgy, hot hardness or red hardness (when a metal glows a dull red from the heat) corresponds to hardness of a material at high temperatures...
- Hardness scales may refer to: Scratch hardness The Mohs scale of mineral hardness The Vickers hardness test The Brinell scale The Janka hardness test The...
- benefits. It can pose critical problems in industrial settings, where water hardness is monitored to avoid costly breakdowns in boilers, cooling towers, and...
- Indentation hardness tests are used in mechanical engineering to determine the hardness of a material to deformation. Several such tests exist, wherein...
- The Vickers hardness test was developed in 1921 by Robert L. Smith and George E. Sandland at Vickers Ltd as an alternative to the Brinell method to measure...
- Scratch hardness refers to the hardness of a material in terms of resistance to scratches and ab****n by a harder material forcefully drawn over its...
- In com****tional complexity theory, a com****tional problem H is called NP-hard if, for every problem L which can be solved in non-deterministic polynomial-time...