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dc.contributor.authorFreitas, Manuel
dc.contributor.authorAnes, V.
dc.contributor.authorMontalvao, Diogo
dc.contributor.authorReis, Luís
dc.contributor.authorRibeiro, A. M. R.
dc.date.accessioned2012-04-04T09:00:35Z
dc.date.available2012-04-04T09:00:35Z
dc.date.issued2011-04
dc.identifier.citationFreitas , M , Anes , V , Montalvao , D , Reis , L & Ribeiro , A M R 2011 , Design and Assembly of an Ultrasonic Fatigue Testing Machine . in Anales de Mecánica de la Fractura . vol. 28 , pp. 335-340 , XXVIII GEF – Encuentro del Grupo Español de Fractura , Gijon , Spain , 6/04/11 .
dc.identifier.citationconference
dc.identifier.urihttp://hdl.handle.net/2299/8189
dc.description.abstractThe lifetime approach in fatigue design based on S_N curves establish an infinite life when the cyclic stress applied is below than the endurance limit. Results in this field revealed fatigue failures beyond 10e7 cycles, indicating that there´s no endurance fatigue limit, however obtaining this data with servo-hydraulic testing machine can be very timeconsuming and expensive. Ultrasonic fatigue testing machines are a new generation of devices designed to perform VHCF tests in a very short time. This paper describes the design and assembly of an ultrasonic fatigue testing device working at 20 kHz.en
dc.format.extent751967
dc.language.isoeng
dc.relation.ispartofAnales de Mecánica de la Fractura
dc.titleDesign and Assembly of an Ultrasonic Fatigue Testing Machineen
dc.contributor.institutionSchool of Engineering and Technology
rioxxterms.typeOther
herts.preservation.rarelyaccessedtrue


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