Blar i NTNU Open på forfatter "Grong, Øystein"
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Application of the HYB (Hybrid Metal Extrusion & Bonding) Process for lap Joining of Aluminium and Steel
Ristad, Mathias (Master thesis, 2020)Det originale målet med denne oppgaven var å teste and aluminium-stål «lap-weld» som er laget med «hybrid metal extrusion & bonding» (HYB). Men på grunn av COVID-19 pandemien som førte til stenging av universitetets ... -
Assessment of the Mechanical Integrity of a 2 mm AA6060-T6 Butt Weld Produced Using the Hybrid Metal Extrusion & Bonding (HYB) Process – Part I: Bend Test Results
Sandnes, Lise; Romere, Luca; Berto, Filippo; Welo, Torgeir; Grong, Øystein (Journal article; Peer reviewed, 2019)The present investigation is concerned with butt welding of 2 mm thin AA6060-T6 profiles at room temperature (RT), using the HYB process and AA6082-T4 as filler material. In the as-welded condition, the 1000 mm long butt ... -
Assessment of the Mechanical Integrity of a 2 mm AA6060-T6 Butt Weld Produced Using the Hybrid Metal Extrusion & Bonding (HYB) Process – Part II: Tensile Test Results
Sandnes, Lise; Romere, Luca; Grong, Øystein; Berto, Filippo; Welo, Torgeir (Journal article; Peer reviewed, 2019)The present investigation is concerned with solid state butt welding of 2 mm thin AA6060-T6 profiles at room temperature (RT), using the HYB process and AA6082-T4 as filler material (FM). In Part II of this investigation ... -
Electrical and thermal stability of Al-Cu welds: Performance benchmarking of the hybrid metal extrusion and bonding process
Elkjær, Aksel Sean; Sørhaug, Jørgen A; Ringen, Geir; Bjørge, Ruben; Grong, Øystein (Peer reviewed; Journal article, 2022)Advances in joining processes for aluminum and copper are sought after to facilitate the greater adoption of aluminum in electrical applications. Aluminum's chemical affinity to copper causes the joining and lifetime of ... -
Evaluation and Origin of Residual Stress in Hybrid Metal and Extrusion Bonding and Comparison with Friction Stir Welding
Tognan, Alessandro; Sandnes, Lise; Totis, Giovanni; Sortino, Marco; Berto, Filippo; Grong, Øystein; Salvati, Enrico (Journal article; Peer reviewed, 2022)Hybrid metal and extrusion bonding (HYB) is an emerging solid-state welding technique that was developed about ten years ago. HYB exploits the fundamental idea of the well-established friction stir welding (FSW) technology, ... -
Exploring the hybrid metal extrusion and bonding process for butt welding of Al–Mg–Si alloys
Sandnes, Lise; Grong, Øystein; Torgersen, Jan; Welo, Torgeir; Berto, Filippo (Journal article; Peer reviewed, 2018)The hybrid metal extrusion and bonding (HYB) process is a new solid-state joining technique developed for aluminum alloys. By the use of filler material addition and plastic deformation sound joints can be produced at ... -
Fatigue properties of AA6060-T6 butt welds made by hybrid metal extrusion & bonding
Sandnes, Lise; Grong, Øystein; Welo, Torgeir; Berto, Filippo (Peer reviewed; Journal article, 2020)The present investigation is concerned with high‐cycle axial fatigue testing of a 2‐mm AA6060‐T6 hybrid metal extrusion & bonding (HYB) butt weld produced in the solid state using AA6082 filler metal addition. The results ... -
A First Approach on Modelling the Thermal and Microstructure Fields During Aluminium Butt Welding Using the HYB PinPoint Extruder
Leoni, Francesco; Grong, Øystein; Fjær, Hallvard Gustav; Ferro, Paolo; Berto, Filippo (Peer reviewed; Journal article, 2020)Hybrid metal extrusion & bonding (HYB) is a new solid-state joining method for metals and alloys that utilizes continuous extrusion as a technique to enable aluminium filler metal additions. In the HYB case, heat is generated ... -
Grain Refinement of High Alloyed Steel With Cerium Addition
Dahle, Eivind Strand (Master thesis, 2011)This master thesis has the objective to improve the mechanical properties of Super Duplex steel by adding Elkem Grain Refiner (EGR). EGR is commercial grain refiner where the active element is cerium. Cerium is a strong ... -
Hybrid Metal Extrusion & Bonding (HYB) - a new technology for solid-state additive manufacturing of aluminium components
Blindheim, Jørgen; Grong, Øystein; Aakenes, Ulf Roar; Welo, Torgeir; Steinert, Martin (Journal article; Peer reviewed, 2018)This paper demonstrates a concept for a new additive manufacturing process for aluminium alloys, based on the Hybrid Metal Extrusion & Bonding (HYB) technology, along with the potential for further development of the ... -
Interface Microstructure and Tensile Properties of a Third Generation Aluminium-Steel Butt Weld Produced Using the Hybrid Metal Extrusion & Bonding (HYB) Process
Sandnes, Lise; Bergh, Tina; Grong, Øystein; Holmestad, Randi; Vullum, Per Erik; Berto, Filippo (Peer reviewed; Journal article, 2021)The Hybrid Metal Extrusion & Bonding (HYB) process is a patented solid state joining method for metals which utilizes filler material additions to consolidate the weld. In the present investigation the interface microstructure ... -
Mechanical behavior of gas metal arc AA6082-T6 weldments
Leoni, Francesco; Sandnes, Lise; Grong, Øystein; Berto, Filippo (Journal article; Peer reviewed, 2019)A series of experiments have been conducted to determine the mechanical properties of AA6082-T6 plates which have been joined by means of the Gas Metal Arc technique. Hardness Vickers tests, bending tests, tensile tests, ... -
Mechanical testing of gas metal arc AA6082-T6 weldments
Leoni, Francesco; Sandnes, Lise; Grong, Øystein; Berto, Filippo (Peer reviewed; Journal article, 2021)Tensile, fatigue, bending, Charpy, and microhardness tests were carried out both on the AA6082-T6 parent material and on the gas metal arc weldments. The results of Charpy tests revealed higher energy absorption values for ... -
Microstructural and mechanical characterisation of a second generation hybrid metal extrusion & bonding aluminium-steel butt joint
Bergh, Tina; Sandnes, Lise; Johnstone, Duncan Neil; Grong, Øystein; Berto, Filippo; Holmestad, Randi; Midgley, Paul Anthony; Vullum, Per Erik (Peer reviewed; Journal article, 2020)Hybrid metal extrusion & bonding (HYB) is a joining method that enables solid-state bonding by combining addition of aluminium filler material through continuous extrusion with pressure exerted by a rotating steel tool. ... -
Multi-material Joining of an Aluminum Alloy to Copper, Steel, and Titanium by Hybrid Metal Extrusion & Bonding
Bergh, Tina; Fyhn, Hursanay; Sandnes, Lise; Blindheim, Jørgen; Grong, Øystein; Holmestad, Randi; Berto, Filippo; Vullum, Per Erik (Journal article; Peer reviewed, 2023)Hybrid metal extrusion & bonding (HYB) is a solid-state welding method where an aluminum (Al) filler wire is continuously extruded into the weld groove between the metal parts to be joined by the use of a rotating steel ... -
On the fatigue properties of a third generation aluminium-steel butt weld made by hybrid metal extrusion & bonding (HYB)
Sandnes, Lise; Welo, Torgeir; Grong, Øystein; Berto, Filippo (Peer reviewed; Journal article, 2021)The present investigation is concerned with the high-cycle axial fatigue behaviour of a third generation Al-steel butt weld made by hybrid metal extrusion & bonding (HYB). In this particular weld, metallurgical bonding is ... -
On the mechanical integrity of AA6082 3D structures deposited by hybrid metal extrusion & bonding additive manufacturing
Blindheim, Jørgen; Grong, Øystein; Welo, Torgeir; Steinert, Martin (Peer reviewed; Journal article, 2020)Hybrid Metal Extrusion and Bonding Additive Manufacturing (HYB-AM) is a new solid-state process for the production of 3D metal structures. In HYB-AM, the wire feedstock is continuously processed through an extruder and ... -
Preliminary in-situ study of FIB-assisted method for aluminium solid-state welding at the microscale
Celotto, Ambra; Grong, Øystein; Holmestad, Randi; Sørhaug, Jørgen A; Torgersen, Jan; Vullum, Per Erik; Berto, Filippo (Peer reviewed; Journal article, 2021)In situ studies allow real time monitoring and deep comprehension of phenomena. This approach has been applied to the current research for the development of a novel solid-state welding technique at the microscale. The ... -
Process Modelling Applied to Aluminium-Steel Butt Welding by Hybrid Metal Extrusion and Bonding (HYB)
Leoni, Francesco; Grong, Øystein; Celotto, Ambra; Fjær, Hallvard Gustav; Ferro, Paolo; Berto, Filippo (Peer reviewed; Journal article, 2022)In the present investigation, the numerical code WELDSIM is used to simulate butt welding of 4 mm thick plates of S355 steel and AA6082-T6 by Hybrid Metal Extrusion and Bonding (HYB). This is a new solid state joining ... -
Progress in Solid State Joining of Metals and Alloys
Grong, Øystein; Sandnes, Lise; Berto, Filippo (Journal article; Peer reviewed, 2019)In this overview, a new solid-state joining method for metals and alloys is presented, where the best features of gas metal arc welding, friction stir welding and cold pressure welding are combined. The invention, which ...