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Related to permanent set: modulus of elasticity, Plastic deformation, screens
permanent set[′pər·mə·nənt ′set]
Permanent plastic deformation of a structure or a test piece after removal of the applied load. Also known as set.
The change in length (expressed as a percentage of the original length) by which an elastic material fails to return to original length after being stressed for a standard period of time. Also See set.