Essays about: "powder metallurgy"

Showing result 1 - 5 of 34 essays containing the words powder metallurgy.

  1. 1. Simulation and Experimental Based Hardenability Evaluation of Chromium Alloyed Powder Metal Steels

    University essay from KTH/Materialvetenskap

    Author : Atharva Kotasthane; [2023]
    Keywords : Hardenability; Martensite; Simulation Modelling; Microhardness; Microstructure; Härdbarhet; Martensit; Simuleringsmodellering; Mikrohårdhet; Mikrostruktur;

    Abstract : Powder metallurgy is a branch of metal forming technology where metal powders are used to manufacture parts and components. It is a flexible and economical technique for manufacturing complicated shapes. This present work focuses on press and sinter technology and forms a part of Höganäs’s efforts of modelling hardenability through quenching. READ MORE

  3. 2. Efficiency and Roughness Characteristics of Surface Treated Powder Metal Electric Vehicle Gears

    University essay from KTH/Skolan för industriell teknik och management (ITM)

    Author : Vyshak Mohandas; Sreekuttan Thazhathe Kalathil; [2023]
    Keywords : Gear; FZG-test; Electric vehicles; Mechano-Chemical Surface Treatment; Efficiency; Surface Roughness.; Gear; FZG-test; Elfordon; Mekanisk-kemisk ytbehandling; Effektivitet; Ytsträvhet.;

    Abstract : This thesis presents an experimental research study aimed at identifying the optimal mechano-chemical surface treatment for powder metallurgy gears utilized in electric vehicles (EVs). The primary objective of the study is to determine the most effective surface treatment method in terms of enhancing gear transmission efficiency. READ MORE

  4. 3. Theoretical models of thermal conductivity and the relationship with electrical conductivity for compressed metal powder

    University essay from Uppsala universitet/Institutionen för teknikvetenskaper

    Author : Sam Tran; Niklas Lindborg; Danilo De Souza Vivedes; Johanna Sjölund; Veronica Enblom; Mattias Sjödin; [2019]
    Keywords : ;

    Abstract : This Independent Project reviews literature about the effect of pressure and temperature on thermal conductivity in packed beds and its relationship with electrical conductivity. Exploring the relationships between thermal conductivity, porosity and pressure can give useful knowledge for further improvements in manufacturing processes in the field of powder metallurgy. READ MORE

  5. 4. Characterizing flowability of metal powders

    University essay from KTH/Materialvetenskap

    Author : David Correa Zapisotski; Martin Wallhed; [2019]
    Keywords : Powder Metallurgy;

    Abstract : Powder metallurgy is a growing field with much potential. The core purpose and problem in this work is attempting to describe and understand what and how metal powder properties impact powder flowability. READ MORE

  6. 5. Friction and wear study of lean powder metallurgy steel in a lubricated sliding contact

    University essay from Uppsala universitet/Tillämpad materialvetenskap

    Author : Caroline Lejonklo; [2019]
    Keywords : Lean steel; Powder metallurgy PM ; Powder metallurgy steel PM steel ; Friction; Wear; Sliding contact; Lubricated; Porosity; Tribology; Adhesive wear; Abrasive wear; Gear; Gear tooth; Particles; Polyalphaolefin 8 PAO 8 ; Contact pressure; Density; Light optical microscopy LOM ; Scanning electron microscopy SEM ; Energy-dispersive X-ray spectroscopy EDS ; Vertical svanning interferometry VSI ; Pin on disc; Pin-on-disc;

    Abstract : A fairly new technology used to produce metallic components is powder metallurgy (PM). Among the advantages with this technique are decreased cost of production for complex-shaped parts, new alloys are made possible, reduced end processing, less material loss, and vibrational damping effects. READ MORE