Blar i NTNU Open på forfatter "Sandnes, Lise"
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An In-Depth Analysis of the Bond Strength of a Dissimilar Al-Fe HYB (Hybrid Metal Extrusion & Bonding) Joint
Mathiasson, Marie (Master thesis, 2019)Den patenterte Hybrid Metal Extrusion & Bonding (HYB) sveiseprosessen muliggjør sammenføyning av aluminium og stålkomponenter ved bruk av tilsettmateriale og plastisk deformasjon i fast fase. I denne rapporten er det gitt ... -
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 ... -
Computational Advantages of the Local Strain Energy Density for Fracture and Fatigue Design
Berto, Filippo; Sandnes, Lise (Journal article; Peer reviewed, 2018)This field of brittle fracture has engaged researchers from various fields of engineering from the early days until today. There are nowadays different approaches for the fracture and fatigue design. A high potential has ... -
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 ... -
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 ... -
Investigating the Effect of Profile Geometry and Gap Tolerances on the Mechanical Response of Thick Section AA6082-T6 Friction Stir Welds for Structural Applications
Malm, Andreas (Master thesis, 2023)I løpet av de neste par årene vil det bli gjort store investeringer for å oppgradere det eksisterende veinettverket i Norge. En av de mange mulige løsningene mot en mer bærekraftig infrastruktur er å erstatte tradisjonelle ... -
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 welded joints made by Hybrid Metal Extrusion & Bonding Mechanical and microstructure characterisation of aluminium and aluminium-steel butt welds
Sandnes, Lise (Doctoral theses at NTNU;2021:323, Doctoral thesis, 2021)This doctoral thesis is concerned with experimental studies of aluminium-aluminium and aluminium-steel butt welds made by Hybrid Metal Extrusion & Bonding (HYB). The primary objective of the work has been to evaluate the ... -
Preliminary Benchmarking of the HYB (Hybrid Metal Extrusion & Bonding) Process for Butt Welding of AA6082-T6 Plates Against FSW and GMAW
Sandnes, Lise (Master thesis, 2017)The patented Hybrid Metal Extrusion & Bonding (HYB) process enables joining of aluminium components with filler metal addition in the solid state. The mechanical properties of a 4 mm AA6082-T6 butt joint made using this ... -
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 ... -
Qualification of the hybrid metal extrusion & bonding (HYB) process for welding of aluminium offshore structures
Sandnes, Lise; Rørvik, Gisle; Kulbotten, Inge Morten; Grong, Øystein; Berto, Filippo (Journal article, 2020)In the present investigation the aptness of the HYB process for butt welding of 4mm AA6082-T6 profiles is evaluated and benchmarked against one gas metal arc (GMA) weld and one friction stir (FS) weld, representing best ... -
The effect of fiber orientation on fracture response of metallic fiber-reinforced adhesive thin films
Javad Razavi, Seyed Mohammed; Sandnes, Lise; Torgersen, Jan; Berto, Filippo (Journal article; Peer reviewed, 2018)Incorporation of metallic fibers into the adhesive layer can significantly improve the mechanical behavior of the adhesive joint. This paper aims to assess the fracture behavior of an epoxy adhesive reinforced by longitudinal ...