Essays about: "Olivia Taivalkoski"
Found 2 essays containing the words Olivia Taivalkoski.
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1. Laser ablation of aluminium before welding : Effect of weld preparation on number and sizes of pores
University essay from KTH/MaterialvetenskapAbstract : Welding aluminium often results in porosity in the weld. One way to reduce porosity is by carful weld preparation and cleaning. In this master thesis report laser ablation was done on aluminium plates before welding to remove dirt and the surface oxide layer. READ MORE
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2. Evaluation of material properties after laser welding on ductile cast iron
University essay from KTH/MaterialvetenskapAbstract : Scania wants to lower the weight of their trucks, including the goal to reduce the carbon dioxide emissions, and one way to do that is to use laser welding instead of fastenings.This bachelor thesis work is about laser welding of ductile cast iron, or spheroidal graphite cast iron or nodular cast iron, to QT-steels and case hardening steel and evaluation of the mechanical properties of the weld. READ MORE