Small punch fatigue testing of a nickel superalloy

Miniaturised mechanical test approaches, specifically small punch testing, are now widely recognised as a means of obtaining useful mechanical properties to characterise the creep, tensile and fracture characteristics of numerous material systems from a range of industrial applications. Limited succ...

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Main Authors: S.J. Davies, R.J. Lancaster, S.P. Jeffs, R.C. Hurst, G.J. Baxter
Format: Article
Language:English
Published: Ubiquity Press 2018-09-01
Series:Ubiquity Proceedings
Subjects:
Online Access:https://account.ubiquityproceedings.com/index.php/up-j-up/article/view/14
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author S.J. Davies
R.J. Lancaster
S.P. Jeffs
R.C. Hurst
G.J. Baxter
author_facet S.J. Davies
R.J. Lancaster
S.P. Jeffs
R.C. Hurst
G.J. Baxter
author_sort S.J. Davies
collection DOAJ
description Miniaturised mechanical test approaches, specifically small punch testing, are now widely recognised as a means of obtaining useful mechanical properties to characterise the creep, tensile and fracture characteristics of numerous material systems from a range of industrial applications. Limited success has been found in replicating fatigue properties through the use of a small punch disc. This paper will discuss the ongoing research and progress in developing a novel small punch fatigue testing facility at the Institute of Structural Materials at Swansea University. Experiments have been performed on the nickel superalloy C263 at ambient room temperature, investigating three different alloy variants; two orientations produced through additive manufacturing and the cast equivalent. Fractographic analysis has been completed to interpret the complex damage mechanisms in the test method along with the differences in performance amongst the alloy variants.
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spelling doaj.art-04148b5a86894a99a534c112a10ffb1f2024-01-18T05:31:39ZengUbiquity PressUbiquity Proceedings2631-56022018-09-011S1141410.5334/uproc.1427Small punch fatigue testing of a nickel superalloyS.J. Davies0R.J. Lancaster1S.P. Jeffs2R.C. Hurst3G.J. Baxter4Institute of Structural Materials; Swansea University Bay Campus; Fabian Way; Swansea; SA1 8EN, UKInstitute of Structural Materials; Swansea University Bay Campus; Fabian Way; Swansea; SA1 8EN, UKInstitute of Structural Materials; Swansea University Bay Campus; Fabian Way; Swansea; SA1 8EN, UKInstitute of Structural Materials; Swansea University Bay Campus; Fabian Way; Swansea; SA1 8EN, UKRolls-Royce plc, P.O. Box 31, Derby, DE24 8BJ, UKMiniaturised mechanical test approaches, specifically small punch testing, are now widely recognised as a means of obtaining useful mechanical properties to characterise the creep, tensile and fracture characteristics of numerous material systems from a range of industrial applications. Limited success has been found in replicating fatigue properties through the use of a small punch disc. This paper will discuss the ongoing research and progress in developing a novel small punch fatigue testing facility at the Institute of Structural Materials at Swansea University. Experiments have been performed on the nickel superalloy C263 at ambient room temperature, investigating three different alloy variants; two orientations produced through additive manufacturing and the cast equivalent. Fractographic analysis has been completed to interpret the complex damage mechanisms in the test method along with the differences in performance amongst the alloy variants.https://account.ubiquityproceedings.com/index.php/up-j-up/article/view/14small punchsmall punch fatiguec263additive manufacturing
spellingShingle S.J. Davies
R.J. Lancaster
S.P. Jeffs
R.C. Hurst
G.J. Baxter
Small punch fatigue testing of a nickel superalloy
Ubiquity Proceedings
small punch
small punch fatigue
c263
additive manufacturing
title Small punch fatigue testing of a nickel superalloy
title_full Small punch fatigue testing of a nickel superalloy
title_fullStr Small punch fatigue testing of a nickel superalloy
title_full_unstemmed Small punch fatigue testing of a nickel superalloy
title_short Small punch fatigue testing of a nickel superalloy
title_sort small punch fatigue testing of a nickel superalloy
topic small punch
small punch fatigue
c263
additive manufacturing
url https://account.ubiquityproceedings.com/index.php/up-j-up/article/view/14
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