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contributor authorFuhr, N.
contributor authorZhou, S.
contributor authorShen, K.
contributor authorRajab, A.
contributor authorEs-Said, S.
contributor authorThaung, S.
contributor authorTan, S.
contributor authorRiebe, R.
contributor authorSantos, N.
contributor authorThura Hein, Y.
contributor authorToal, R.
contributor authorLi, Y.
contributor authorTimko, M.
contributor authorEs-Said, O. S.
date accessioned2023-08-16T18:41:23Z
date available2023-08-16T18:41:23Z
date copyright5/8/2023 12:00:00 AM
date issued2023
identifier issn0094-4289
identifier othermats_145_4_041001.pdf
identifier urihttp://yetl.yabesh.ir/yetl1/handle/yetl/4292326
description abstractThis study compares the fatigue performance between the AA2050-T852 alloy and AA7050-T7452 alloy traditionally used in aircraft structures. Rotating beam fatigue tests were performed on AA2050-T852 and AA7050-T7452 specimens cut from forged plates with different orientations and at different thickness levels. The samples were tested at 345 MPa (50 ksi), 276 MPa (40 ksi), 207 MPa (30 ksi), and 172 MPa (25 ksi). Scanning Electron Microscope (SEM) images showed mixed-mode failure in all samples. However, the equiaxed dimples were more abundant and finer in the AA2050-T852 alloy. The results indicated that AA2050-T852 alloy demonstrated better fatigue life performance compared to AA7050-T7452 alloy at almost all stresses. No significant difference in fatigue anisotropy was found in one alloy versus the other.
publisherThe American Society of Mechanical Engineers (ASME)
titleComparison of Fatigue Life of AA2050-T852 and AA7050-T7452 Alloy Forgings at Different Orientations
typeJournal Paper
journal volume145
journal issue4
journal titleJournal of Engineering Materials and Technology
identifier doi10.1115/1.4062257
journal fristpage41001-1
journal lastpage41001-16
page16
treeJournal of Engineering Materials and Technology:;2023:;volume( 145 ):;issue: 004
contenttypeFulltext


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