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Keywords: microstructure
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Proceedings Papers

Proc. ASME. IAM2022, 2022 International Additive Manufacturing Conference, V001T02A007, October 19–20, 2022
Publisher: American Society of Mechanical Engineers
Paper No: IAM2022-93986
... Abstract The current work presents an understanding of microstructure and mechanical properties as a function of build geometry and build orientation in Cu-Cr-Zr via the laser powder bed fusion (LPBF) technique. Porosity, microstructure, and mechanical properties have been compared...
Proceedings Papers

Proc. ASME. IAM2022, 2022 International Additive Manufacturing Conference, V001T02A001, October 19–20, 2022
Publisher: American Society of Mechanical Engineers
Paper No: IAM2022-91410
... Abstract Co based superalloy Mar M 509 having excellent high temperature oxidation and hot corrosion resistance is studied via the laser powder bed fusion (LPBF) process. The microstructure and mechanical properties of Mar M 509 in the as-printed (AsP) and heat-treated (HT) condition...
Proceedings Papers

Proc. ASME. MSEC2021, Volume 2: Manufacturing Processes; Manufacturing Systems; Nano/Micro/Meso Manufacturing; Quality and Reliability, V002T06A007, June 21–25, 2021
Publisher: American Society of Mechanical Engineers
Paper No: MSEC2021-60759
... interface between Cu and Al. Three welding schedules with various heat input were employed to produce different interfacial microstructure. The evolution of interfaces in terms of phase constitution, elemental distribution and defects (gaps and voids) was characterized and the formation mechanisms were...
Proceedings Papers

Proc. ASME. MSEC2020, Volume 1: Additive Manufacturing; Advanced Materials Manufacturing; Biomanufacturing; Life Cycle Engineering; Manufacturing Equipment and Automation, V001T01A005, September 3, 2020
Publisher: American Society of Mechanical Engineers
Paper No: MSEC2020-8502
... process. The effects of GO and laser power on fabricating defects of porosity, microstructure, and mechanical properties (including microhardness, elastic modulus, wear rate) were studied, for the first time. laser direct deposition titanium graphene oxide microstructure mechanical properties...
Proceedings Papers

Proc. ASME. MSEC2020, Volume 1: Additive Manufacturing; Advanced Materials Manufacturing; Biomanufacturing; Life Cycle Engineering; Manufacturing Equipment and Automation, V001T01A018, September 3, 2020
Publisher: American Society of Mechanical Engineers
Paper No: MSEC2020-8412
..., powder feeding rate, and Z increment of the deposition head on microstructure, microhardness, and Young’s modulus of the LENS in-situ synthesized NiTi parts. laser direct deposition nickel-titanium processing parameter microstructure mechanical properties LASER ENGINEERED NET SHAPING IN-SITU...
Proceedings Papers

Proc. ASME. MSEC2020, Volume 1: Additive Manufacturing; Advanced Materials Manufacturing; Biomanufacturing; Life Cycle Engineering; Manufacturing Equipment and Automation, V001T01A055, September 3, 2020
Publisher: American Society of Mechanical Engineers
Paper No: MSEC2020-8487
..., material characterization, machining parameters with resulting machining behavior such as cutting force and specific cutting energy. This study reports on the machining behavior of Electron Beam Melting (EBM) and Laser Powder Bed Fusion (L-PBF) processed Ti-6Al-4V parts with highly textured microstructure...
Proceedings Papers

Proc. ASME. MSEC2019, Volume 1: Additive Manufacturing; Manufacturing Equipment and Systems; Bio and Sustainable Manufacturing, V001T01A019, June 10–14, 2019
Publisher: American Society of Mechanical Engineers
Paper No: MSEC2019-3051
...EFFECT OF COOLING MODES ON MICROSTRUCTURE AND MECHANICAL PROPERTIES OF CR18NI8MO2SI CLADDING TO 40CR BY LASER CLADDING TECHNOLOGY Mingsan Xu School of Mechanical & Automotive Engineering, Fujian University of Technology, Fuzhou, Fujian, China Simo Liu, Mingliang Mei Department of Mechanical...
Proceedings Papers

Proc. ASME. MSEC2019, Volume 2: Processes; Materials, V002T03A075, June 10–14, 2019
Publisher: American Society of Mechanical Engineers
Paper No: MSEC2019-2979
... the flow stress of the alloy effectively. The effects of LA-UNSM on surface finish, microstructure, and surface hardness were investigated and compared with traditional UNSM treated samples. It is found that much smoother and harder surface was obtained after LA-UNSM. In addition, LA-UNSM also led...
Proceedings Papers

Proc. ASME. MSEC2019, Volume 2: Processes; Materials, V002T03A066, June 10–14, 2019
Publisher: American Society of Mechanical Engineers
Paper No: MSEC2019-3012
...INVESTIGATING MICROSTRUCTURAL CHANGES AND PHASE TRANSFORMATION DURING SLOT MILLING OF TI-6AL-4V IN DRY, FLOOD COOLANT AND MQL CONDITIONS Ashutosh Khatri, Muhammad P. Jahan1 Miami University Oxford, OH Xingbang Chen, Jianfeng Ma Saint Louis University Saint Louis, MO ABSTRACT The objective...
Proceedings Papers

Proc. ASME. MSEC2019, Volume 2: Processes; Materials, V002T03A050, June 10–14, 2019
Publisher: American Society of Mechanical Engineers
Paper No: MSEC2019-2985
... functionally gradient materials. In this investigation, GO reinforced Inconel 718 (IN718) parts, for the first time, are fabricated using LD-AM processes. The effects of GO on flatness, surface roughness, microstructure, microhardness, and wear resistance of LD-AM fabricated GO reinforced IN718 parts...
Proceedings Papers

Proc. ASME. MSEC2012, ASME 2012 International Manufacturing Science and Engineering Conference, 951-958, June 4–8, 2012
Publisher: American Society of Mechanical Engineers
Paper No: MSEC2012-7352
... Semi-solid powder processing is a promising technology, combining the advantages of semi-solid forming and powder metallurgy. In this study, spray deposition process combined with semi-solid powder processing was used to synthesize an aluminum alloy composite and to control its microstructure...
Proceedings Papers

Proc. ASME. MSEC2011, ASME 2011 International Manufacturing Science and Engineering Conference, Volume 1, 381-390, June 13–17, 2011
Publisher: American Society of Mechanical Engineers
Paper No: MSEC2011-50145
... 19 09 2011 In order to further improve the high-temperature oxidation resistance of TiAl intermetallic alloys, MCrAlY coatings were fabricated by plasma spraying and plasma spraying-laser remelting technologies. The microstructures of the as-sprayed and laser-remelted MCrAlY coatings...
Proceedings Papers

Proc. ASME. MSEC2009, ASME 2009 International Manufacturing Science and Engineering Conference, Volume 1, 641-650, October 4–7, 2009
Publisher: American Society of Mechanical Engineers
Paper No: MSEC2009-84377
... analysis is required to further evaluate the effects of electricity on the material’s microstructure. The research herein will examine the microstructure of Magnesium AZ31B-O specimens that were deformed under uniaxial tension while electrically pulsed with various pulsing parameters (i.e. different...