plastic deformation
[ˈplæstɪk dɪˌfɔːrˈmeɪʃən]
nounpl: plastic deformations
deformação plástica
1. A permanent change in shape or size of a material that occurs when stress exceeds the elastic limit, and the material does not return to its original form after the stress is removed
The metal underwent plastic deformation when subjected to excessive pressure during the manufacturing process.
O metal sofreu deformação plástica quando submetido a pressão excessiva durante o processo de fabricação.
2. In materials science, the irreversible deformation of a solid material under applied stress beyond its yield point
Engineers must account for plastic deformation when designing structures that may experience extreme loads.
Os engenheiros devem levar em conta a deformação plástica ao projetar estruturas que podem sofrer cargas extremas.
This is a technical term primarily used in engineering, materials science, and manufacturing contexts. It is essential in both Brazilian and Portuguese engineering education and industry. In the USA, this term is fundamental in mechanical engineering curriculum and is critical for understanding material behavior in construction, automotive, and aerospace industries.
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