Strain

Description

A number that indicates the dimensional change in a material due to an applied force. Strain is often calculated as the increase in length of the specimen divided by its original length. Even though strain should not have any units, it is frequently expressed as millimeters per meter, centimeter per centimeter or percent.

Synonyms and Related Terms

"Belastung (Deut.); contrainte (Fr.); deformação (Port.)

Authority

• G.S.Brady, Materials Handbook, McGraw-Hill Book Co., New York, 1971

• Theodore J. Reinhart, 'Glossary of Terms', Engineered Plastics, ASM International, 1988

• ASTM, Standard Terminology Relating to Thermophysical Properties, Annual Book of ASTM Standards, Section 6, Paints, Related Coatings and Aromatics, ASTM, E1142, 695-696, Jul-94

• Art and Architecture Thesaurus Online, http://www.getty.edu/research/tools/vocabulary/aat/, J. Paul Getty Trust, Los Angeles, 2000