{"id":{"repo_id":"uoit","oai_identifier":"oai:ontariotechu.scholaris.ca:10155/1183"},"canonical_url":"https://search.dev.ndltd.org/etd/uoit/oai:ontariotechu.scholaris.ca:10155/1183","repository":{"repo_id":"uoit","name":"Ontario Institute of Technology","base_url":"https://ontariotechu.scholaris.ca/server/oai/request"},"display":{"title":"Material properties and mechanical behaviour of large-scale additively manufactured multi-layered steels","abstract":"Metal Big Area Additive Manufacturing is an additive manufacturing technique based on gas metal arc welding. The systems’ dual nozzle design prints two steels simultaneously; in this study, the test samples are made from AISI 410 stainless steel and AWS ER70S-3 mild steel. Three print patterns were designed to isolate the effects on the interface between the two materials. Deformation behaviour was analyzed by the use of two-dimensional digital image correlation. Nonhomogeneous strains and Lüders banding within the mild steel directly adjacent to the SS-MS interface were observed. There is a clear increase in strength close to the interface but no statistical change in strength between print patterns. Acicular ferrite/bainite were found close to the interface and allotriomorphic ferrite into the mild steel. A possible explanation for the changes in microstructure from is discussed by the use of electron diffraction spectroscopy, digital image correlation, microhardness, and electron backscatter diffraction.","abstract_html":"Metal Big Area Additive Manufacturing is an additive manufacturing technique based on gas metal arc welding. The systems’ dual nozzle design prints two steels simultaneously; in this study, the test samples are made from AISI 410 stainless steel and AWS ER70S-3 mild steel. Three print patterns were designed to isolate the effects on the interface between the two materials. Deformation behaviour was analyzed by the use of two-dimensional digital image correlation. Nonhomogeneous strains and Lüders banding within the mild steel directly adjacent to the SS-MS interface were observed. There is a clear increase in strength close to the interface but no statistical change in strength between print patterns. Acicular ferrite/bainite were found close to the interface and allotriomorphic ferrite into the mild steel. A possible explanation for the changes in microstructure from is discussed by the use of electron diffraction spectroscopy, digital image correlation, microhardness, and electron backscatter diffraction.","abstract_has_math":false,"creators":["Tenuta, Eric Michael"],"institution":"University of Ontario Institute of Technology","degree_name":"Master of Science (MSc)","degree_level":null,"degree_discipline":"Materials Science","degree_department":null,"school":null,"contributors":[],"advisors":["Piro, Markus"],"committee_chairs":[],"committee_members":[],"year":2020,"date_issued":"2020-03-01","date_published":"2020-03-01","updated_at":"2026-07-24T05:35:24Z","subjects":["Additive manufacturing","Stainless steel","Digital image correlation","Microstructure","Print pattern"],"languages":["en"],"rights":[],"rights_urls":[],"identifier_entries":[]},"links":{"outbound_url":"https://hdl.handle.net/10155/1183","outbound_label":"Handle","outbound_source":"dc:identifier.uri"},"metadata_groups":[{"id":"people","label":"People","entries":[{"key":"dc:contributor.advisor","label":"Advisor","values":["Piro, Markus"]},{"key":"dc:creator","label":"Author","values":["Tenuta, Eric Michael"]}]},{"id":"academic_context","label":"Academic Context","entries":[{"key":"dc:date.accessioned","label":"Dc Date Accessioned","values":["2020-11-11T16:57:49Z","2022-03-29T17:27:01Z"]},{"key":"dc:date.available","label":"Dc Date Available","values":["2020-11-11T16:57:49Z","2022-03-29T17:27:01Z"]},{"key":"dc:date.issued","label":"Date","values":["2020-03-01"]},{"key":"dc:type","label":"Dc Type","values":["Thesis"]},{"key":"thesis:degree_discipline","label":"Discipline","values":["Materials Science"]},{"key":"thesis:degree_name","label":"Degree Name","values":["Master of Science (MSc)"]},{"key":"thesis:institution_name","label":"Thesis Institution Name","values":["University of Ontario Institute of Technology"]}]},{"id":"subjects_keywords","label":"Subjects and Keywords","entries":[{"key":"dc:subject","label":"Dc Subject","values":["Additive manufacturing","Stainless steel","Digital image correlation","Microstructure","Print pattern"]}]},{"id":"language_rights","label":"Language and Rights","entries":[{"key":"dc:language.iso","label":"Language (ISO)","values":["en"]}]},{"id":"identifiers","label":"Identifiers","entries":[{"key":"dc:identifier.uri","label":"Identifier URI","values":["https://hdl.handle.net/10155/1183"]}]},{"id":"additional","label":"Additional Metadata","entries":[{"key":"dc:description.abstract","label":"Abstract","values":["Metal Big Area Additive Manufacturing is an additive manufacturing technique based on gas metal arc welding. The systems’ dual nozzle design prints two steels simultaneously; in this study, the test samples are made from AISI 410 stainless steel and AWS ER70S-3 mild steel. Three print patterns were designed to isolate the effects on the interface between the two materials. Deformation behaviour was analyzed by the use of two-dimensional digital image correlation. Nonhomogeneous strains and Lüders banding within the mild steel directly adjacent to the SS-MS interface were observed. There is a clear increase in strength close to the interface but no statistical change in strength between print patterns. Acicular ferrite/bainite were found close to the interface and allotriomorphic ferrite into the mild steel. A possible explanation for the changes in microstructure from is discussed by the use of electron diffraction spectroscopy, digital image correlation, microhardness, and electron backscatter diffraction."]},{"key":"dc:title","label":"Title","values":["Material properties and mechanical behaviour of large-scale additively manufactured multi-layered steels"]}]}],"canonical_facts":{"dc:contributor.advisor":["Piro, Markus"],"dc:creator":["Tenuta, Eric Michael"],"dc:date.accessioned":["2020-11-11T16:57:49Z","2022-03-29T17:27:01Z"],"dc:date.available":["2020-11-11T16:57:49Z","2022-03-29T17:27:01Z"],"dc:date.issued":["2020-03-01"],"dc:description.abstract":["Metal Big Area Additive Manufacturing is an additive manufacturing technique based on gas metal arc welding. The systems’ dual nozzle design prints two steels simultaneously; in this study, the test samples are made from AISI 410 stainless steel and AWS ER70S-3 mild steel. Three print patterns were designed to isolate the effects on the interface between the two materials. Deformation behaviour was analyzed by the use of two-dimensional digital image correlation. Nonhomogeneous strains and Lüders banding within the mild steel directly adjacent to the SS-MS interface were observed. There is a clear increase in strength close to the interface but no statistical change in strength between print patterns. Acicular ferrite/bainite were found close to the interface and allotriomorphic ferrite into the mild steel. A possible explanation for the changes in microstructure from is discussed by the use of electron diffraction spectroscopy, digital image correlation, microhardness, and electron backscatter diffraction."],"dc:identifier.uri":["https://hdl.handle.net/10155/1183"],"dc:language.iso":["en"],"dc:subject":["Additive manufacturing","Stainless steel","Digital image correlation","Microstructure","Print pattern"],"dc:title":["Material properties and mechanical behaviour of large-scale additively manufactured multi-layered steels"],"dc:type":["Thesis"],"thesis:degree_discipline":["Materials Science"],"thesis:degree_name":["Master of Science (MSc)"],"thesis:institution_name":["University of Ontario Institute of Technology"]},"updated_at":"2026-07-24T05:35:24Z"}