Sökning: "Powder metallurgy"

Visar resultat 1 - 5 av 39 uppsatser innehållade orden Powder metallurgy.

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

    Master-uppsats, KTH/Materialvetenskap

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

    Sammanfattning : 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. LÄS MER

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

    Master-uppsats, KTH/Skolan för industriell teknik och management (ITM)

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

    Sammanfattning : 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. LÄS MER

  4. 3. Effektivisering av materialflöde i mellanlagerför stångstål

    M1-uppsats, Högskolan i Gävle/Maskinteknik

    Författare :Aaron Asgodom; [2022]
    Nyckelord :Material handling; Material flow; Traceability; ABC-Classification; Materialhantering; Materialflöde; Spårbarhet; ABC-klassificering;

    Sammanfattning : Damasteel är ett företag som tillverkar damaskusstål genom en process av pulvermetallurgiståltillverkning som sker med hjälp av en gasatomiseringprocess. Då Damasteels verksamhet växer har företaget köpt en ny lokal nära produktionsanläggningen. Avsikten är att den nya lokalen ska ersätta det nuvarande mellanlagret. LÄS MER

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

    Kandidat-uppsats, Uppsala universitet/Institutionen för teknikvetenskaper

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

    Sammanfattning : 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. LÄS MER

  7. 5. Characterizing flowability of metal powders

    Kandidat-uppsats, KTH/Materialvetenskap

    Författare :David Correa Zapisotski; Martin Wallhed; [2019]
    Nyckelord :Powder Metallurgy;

    Sammanfattning : 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. LÄS MER