Essays about: "Kvävelegerat verktygsstål"
Found 2 essays containing the words Kvävelegerat verktygsstål.
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1. Nitrogen Without Oxygen : The effect of ferroalloys added after vacuum treatment on cleanliness of nitrogen-alloyed tool steel
University essay from KTH/MaterialvetenskapAbstract : Nitrogen-alloyed tool steel is made at Uddeholms AB by adding high-nitrogen ferroalloy after vacuum degassing where introduced impurities are hard to remove. In this thesis two types of high-nitrogen ferrochromium are compared, a solid version and a powder cored wire. READ MORE
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2. Alternative welding methods for nitrogen alloyed steel
University essay from Örebro universitet/Institutionen för naturvetenskap och teknikAbstract : This project explores the feasibility of the solid-state welding method direct-drive friction welding to be used as a joining method for the nitrogen alloyed steel Uddeholm Vanax SuperClean, produced via processes based on powder metallurgy. Vanax SuperClean cannot be welded using fusion welding methods where the base material melts, due to nitrogen escaping the material, resulting in inferior quality welds. READ MORE