Sökning: "metal laser powder bed fusion"

Visar resultat 1 - 5 av 13 uppsatser innehållade orden metal laser powder bed fusion.

1. 1. Life cycle assessment of metal laser powder bed fusion : A deep dive into the significance of system boundary expansion and improvement potential

   Master-uppsats, Linköpings universitet/Industriell miljöteknik

   Författare :Christian Rotter; Erik Fagerberg; [2023]
   Nyckelord :additive manufacturing; life cycle assessment; powder bed fusion; system boundaries; metal laser powder bed fusion; environmental impact; global warming potential;

   Sammanfattning : Metal additive manufacturing (MAM) is a manufacturing technology experiencing a rapid expansion rate. Metal laser powder bed fusion (ML-PBF) is among the most popular techniques in this field. The environmental implications of it are often discussed in literature and compared to conventional manufacturing. LÄS MER

3. 2. Increased build rate by laser powder bed fusion of SSAB steel powder

   Uppsats för yrkesexamina på avancerad nivå, Uppsala universitet/Tillämpad materialvetenskap

   Författare :Colin Daly; [2023]
   Nyckelord :Additive manufacturing; Laser powder bed fusion; Build rate; Steel powder;

   Sammanfattning : SSAB has built a pilot gas atomization facility looking to expand their expertise of steel into the metal powder and additive manufacturing industry. Laser powder bed fusion is an additive manufacturing method that melts and fuse metal feedstock powder together layer by layer using a high intensity laser. LÄS MER

4. 3. Product-development for laser powder bed fusion

   Kandidat-uppsats, KTH/Produktionsutveckling

   Författare :Ludvig Dagberg; David Hu; [2023]
   Nyckelord :Laser Powder Bed Fusion; Additive Manufacturing; DFAM; Selective Laser Melting; Design for Additive Manufacturing; Laser beam fusion;

   Sammanfattning : This thesis investigates the differences in the design process when developing a product for additive manufacturing (AM) compared to traditional manufacturing methods, such as CNC machining. In recent years, additive manufacturing (AM), including metal-based laser powder bed fusion (L-PBF), has gained popularity, leading to increased adoption by companies. LÄS MER

5. 4. Influence of Post-treatments on Corrosion Properties of 3D printed Metal Components for Bioprocessing Applications

   Master-uppsats, KTH/Materialvetenskap

   Författare :Leyla Koort; [2023]
   Nyckelord :PBF-LB 316L; surface post-treatments; as-built; tumbling; Hirtisation; DLyte; electropolishing; chemical milling; pitting corrosion; CPT; cyclic potentiodynamic polarisation curves; immersion test in 1M NaCl and 1M NaOH;

   Sammanfattning : Additive manufacturing (AM) has the potential to overtake the conventional production of pipe systems of stainless steel grade 316L intended for bioprocessing applications by utilising powder bed fusion laser beam (PBF-LB) technologies. However, challenges such as high surface roughness need to be overcome and corrosion properties improved to meet industry standards. LÄS MER

7. 5. Comparative investigation of micromechanisms of plastic deformation by in-situ tensile tests of highly textured 316L steel

   Master-uppsats, Uppsala universitet/Institutionen för materialvetenskap

   Författare :Subhani Kumarasinghe; [2022]
   Nyckelord :Additive manufacturing; texture control; plastic deformation;

   Sammanfattning : Additive manufacturing (AM) is identified as one of the best techniques in manufacturing components addressing most of the current challenges including material scarcity, design complexity, material compatibility, etc. Stainless steel 316L is one of the promising material candidates in AM due to its extraordinary properties that are useful in a wide variety of industries. LÄS MER