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contributor authorSajadifar, S. V.
contributor authorMaier, H. J.
contributor authorNiendorf, T.
contributor authorYapici, G. G.
date accessioned2022-02-04T22:13:21Z
date available2022-02-04T22:13:21Z
date copyright8/3/2020 12:00:00 AM
date issued2020
identifier issn0094-4289
identifier othermats_143_1_011003.pdf
identifier urihttp://yetl.yabesh.ir/yetl1/handle/yetl/4275125
description abstractThis investigation focused on the deformation response and microstructural changes of severely deformed titanium during post-severe plastic deformation tension, at temperatures of 300–600 °C and at strain rates of 0.001–0.1 s−1. The obtained results suggest that SPD enhances the strength of grade 4 titanium up to 500 °C. At above 600 °C, the severely deformed microstructure showed comprehensive recovery. Severely deformed titanium was seen to be highly sensitive to the deformation rate, where strain rate sensitivity increased with the increase of test temperature. Analysis of fracture surfaces reveals that at elevated temperatures, growth of dimples and void coalescence occurs due to the enhanced diffusion rate and occurrence of recrystallized grains.
publisherThe American Society of Mechanical Engineers (ASME)
titleFracture Behavior of Ultrafine-Grained Titanium Under Tension at Elevated Temperatures
typeJournal Paper
journal volume142
journal issue4
journal titleJournal of Engineering Materials and Technology
identifier doi10.1115/1.4047747
journal fristpage041009-1
journal lastpage041009-10
page10
treeJournal of Engineering Materials and Technology:;2020:;volume( 142 ):;issue: 004
contenttypeFulltext


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