Browsing University of Waterloo by Supervisor "Wells, Mary"
Now showing items 1-13 of 13
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Effect of Alloy Composition on the Hot Deformation Behavior, Extrudability and Mechanical Properties of AA6XXX Aluminum Alloys
(University of Waterloo, 2017-08-02)As automotive companies adjust to stricter environmental legislations, there is increased interest in the application of high specific strength alloys such as the AA6xxx aluminum alloys. In the near term, light weighting ... -
Effect of Bridge Geometry on Seam Weld Microstructures in AA6xxx Aluminum Porthole Die Extrusions
(University of Waterloo, 2020-05-27)A series of porthole die extrusion trials were conducted with AA6xxx aluminum alloys to understand the influence of die geometry (bridge shape and welding chamber height), extrusion process parameters (ram speed) on the ... -
Effect of Cu and die geometry on the extrudability of AA6xxx Alloys
(University of Waterloo, 2023-12-14)A series of extrusion trials were conducted with AA6xxx aluminum alloys with different Copper (Cu) levels to understand the influence of alloy content, die geometry, extrusion ratio and extrusion process parameters (ram ... -
Effect of Forming Temperature and Sheet Temper on the Brazing Characteristics of Aluminum Alloy Sheet
(University of Waterloo, 2018-09-20)Automotive heat exchangers are fabricated by forming and brazing of multi-layered aluminum (Al) alloy sheets. The Al brazing sheets are comprised of two alloy layers: an AA3xxx core, which provides strength to the assembly, ... -
Effect of Manganese (Mn) Content and Homogenization Treatment on Hot Deformation of AA3xxx Aluminum Alloys
(University of Waterloo, 2016-09-29)In the current study the effect of Mn content and homogenization heat treatment on the hot deformation behavior of AA3XXX aluminum alloy was investigated. Three Mn contents of 0.05, 0.29 and 1.04 wt.% were considered. These ... -
Fatigue of Forged AZ80 Magnesium Alloy
(University of Waterloo, 2019-09-25)The majority of research surrounding the fatigue of Mg alloys generally exhibits a rigid dichotomy between theoretical and applied contributions. This research work addresses both of these domains of the field from a more ... -
High Temperature Forging of AZ31B Magnesium Alloy
(University of Waterloo, 2016-08-25)Isothermal uniaxial compression tests were conducted on AZ31B magnesium alloy with the intention of applying the findings to an industrial forging operation. Given the poor workability of magnesium at low temperatures, ... -
Influence of As-cast Microstructure on Forging Behaviour of Magnesium Alloy AZ80
(University of Waterloo, 2021-09-14)Concerns over the environment and greenhouse gas emissions have incentivized the increased use of lightweight metals, such as magnesium alloys, to improve vehicle efficiency through a reduction in mass. While there are ... -
An Investigation of Manganese Macro segregation in Cast Dual Phase Steels using Micro X-ray Fluorescence Spectroscopy
(University of Waterloo, 2017-10-18)Advanced High Strength Steels with a high manganese content offer an exceptional balance of strength and ductility. However, the occurrence of segregation in these steels, particularly at the centerline, leads to quality ... -
Microstructure and texture evolution during hot deformation of AZ80 magnesium alloy
(University of Waterloo, 2019-09-26)The research investigates the hot deformation behaviour of the AZ80 alloy, with special emphasis on obtaining the flow stress data for a variety of deformation conditions (in range of 300 – 450 °C, and 0.001/s to 1/s) based ... -
Modelling Dissolution of Precipitate Phases During Homogenization of Aluminum Alloy B319
(University of Waterloo, 2016-01-19)Increasing the knowledge about the heat treatment of Aluminum alloys as light metals can be useful since these alloys are used in automotive industry, and optimizing their heat treatment processes can be beneficial ... -
Modelling of the Forging Process for a Magnesium Alloy Automotive Control Arm
(University of Waterloo, 2018-04-30)The automotive industry has placed significant emphasis on weight reduction to achieve better fuel economy while maintaining safety and quality standards. One way this can be achieved is by using forged magnesium alloys ... -
Quench Sensitivity of 6xxx Aluminum Alloys
(University of Waterloo, 2016-05-16)The use of AA6xxx series alloys continues to grow with the increasing demand for more fuel efficient vehicles. AA6xxx series alloys are commonly used in automotive applications because of their extrudability and good ...