Mechanical Properties Analysis of Explosive Welded Sheet of AA2519-Ti6Al4V with Interlayer of AA1050 Subjected to Heat-Treatment

The paper presents results of investigations of welding sheets of AA2519-Ti6Al4V, a difficult-to-joint components materials, produced by explosive welding with a thin technological interlayer of AA1050. The joining process leads to the formation of intermetalics in the vicinity of joint and generate...

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Main Authors: Ireneusz Szachogłuchowicz, Lucjan Śnieżek, Tomasz Ślęzak
Format: Article
Language:English
Published: MDPI AG 2022-06-01
Series:Materials
Subjects:
Online Access:https://www.mdpi.com/1996-1944/15/11/4023
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author Ireneusz Szachogłuchowicz
Lucjan Śnieżek
Tomasz Ślęzak
author_facet Ireneusz Szachogłuchowicz
Lucjan Śnieżek
Tomasz Ślęzak
author_sort Ireneusz Szachogłuchowicz
collection DOAJ
description The paper presents results of investigations of welding sheets of AA2519-Ti6Al4V, a difficult-to-joint components materials, produced by explosive welding with a thin technological interlayer of AA1050. The joining process leads to the formation of intermetalics in the vicinity of joint and generates significant residual stresses. In the next step the laminate was subjected to a heat treatment process in order to improve the mechanical properties by precipitation hardening. This treatment should not be carried out before welding because of negative influence on a ductility of the aluminum alloy. Material in this state was subjected to the tests of chemical composition, microstructure, and microhardness. A tensile test was carried out with accompanying strain analysis by the digital image correlation (DIC) method. Moreover, the residual stresses were determined which were measured by using two methods, the X-ray diffraction and the hole drilling. This approach made it possible to measure the residual stresses both in the plane parallel to the surface and in the cross section of the laminate.
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spelling doaj.art-9638ad0c1c634175b557c133eb900e362023-11-23T14:24:13ZengMDPI AGMaterials1996-19442022-06-011511402310.3390/ma15114023Mechanical Properties Analysis of Explosive Welded Sheet of AA2519-Ti6Al4V with Interlayer of AA1050 Subjected to Heat-TreatmentIreneusz Szachogłuchowicz0Lucjan Śnieżek1Tomasz Ślęzak2Faculty of Mechanical Engineering, Institute of Robots & Machine Design, Military University of Technology, ul. gen. S. Kaliskiego 2, 00-908 Warsaw, PolandFaculty of Mechanical Engineering, Institute of Robots & Machine Design, Military University of Technology, ul. gen. S. Kaliskiego 2, 00-908 Warsaw, PolandFaculty of Mechanical Engineering, Institute of Robots & Machine Design, Military University of Technology, ul. gen. S. Kaliskiego 2, 00-908 Warsaw, PolandThe paper presents results of investigations of welding sheets of AA2519-Ti6Al4V, a difficult-to-joint components materials, produced by explosive welding with a thin technological interlayer of AA1050. The joining process leads to the formation of intermetalics in the vicinity of joint and generates significant residual stresses. In the next step the laminate was subjected to a heat treatment process in order to improve the mechanical properties by precipitation hardening. This treatment should not be carried out before welding because of negative influence on a ductility of the aluminum alloy. Material in this state was subjected to the tests of chemical composition, microstructure, and microhardness. A tensile test was carried out with accompanying strain analysis by the digital image correlation (DIC) method. Moreover, the residual stresses were determined which were measured by using two methods, the X-ray diffraction and the hole drilling. This approach made it possible to measure the residual stresses both in the plane parallel to the surface and in the cross section of the laminate.https://www.mdpi.com/1996-1944/15/11/4023explosive weldinglaminateAA2519Ti6Al4Vheat treatmentresidual stress measurement
spellingShingle Ireneusz Szachogłuchowicz
Lucjan Śnieżek
Tomasz Ślęzak
Mechanical Properties Analysis of Explosive Welded Sheet of AA2519-Ti6Al4V with Interlayer of AA1050 Subjected to Heat-Treatment
Materials
explosive welding
laminate
AA2519
Ti6Al4V
heat treatment
residual stress measurement
title Mechanical Properties Analysis of Explosive Welded Sheet of AA2519-Ti6Al4V with Interlayer of AA1050 Subjected to Heat-Treatment
title_full Mechanical Properties Analysis of Explosive Welded Sheet of AA2519-Ti6Al4V with Interlayer of AA1050 Subjected to Heat-Treatment
title_fullStr Mechanical Properties Analysis of Explosive Welded Sheet of AA2519-Ti6Al4V with Interlayer of AA1050 Subjected to Heat-Treatment
title_full_unstemmed Mechanical Properties Analysis of Explosive Welded Sheet of AA2519-Ti6Al4V with Interlayer of AA1050 Subjected to Heat-Treatment
title_short Mechanical Properties Analysis of Explosive Welded Sheet of AA2519-Ti6Al4V with Interlayer of AA1050 Subjected to Heat-Treatment
title_sort mechanical properties analysis of explosive welded sheet of aa2519 ti6al4v with interlayer of aa1050 subjected to heat treatment
topic explosive welding
laminate
AA2519
Ti6Al4V
heat treatment
residual stress measurement
url https://www.mdpi.com/1996-1944/15/11/4023
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AT lucjansniezek mechanicalpropertiesanalysisofexplosiveweldedsheetofaa2519ti6al4vwithinterlayerofaa1050subjectedtoheattreatment
AT tomaszslezak mechanicalpropertiesanalysisofexplosiveweldedsheetofaa2519ti6al4vwithinterlayerofaa1050subjectedtoheattreatment