percent reduction of area, percent reduction in area, percentage reduction of area, percentage reduction in area, percent reduction of area at fracture, percent reduction in area at fracture
materjali plastsusnäitaja, tähis Z; tõmbekatse käigus toimunud suurim ristlõikepindada muut, avaldatuna protsentides ristlõikealgpindala suhtes (vt ahenemine; vrd suhteline ahenemine), maxiumum change in cross-sectional area which has occured during the test, expressed as a percentage of original cross-sectional area, Z (see: cross-section reduction; compare: reduction of area)
