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Journal Articles

Effect of Heat Treatment on Fatigue Performance of 316L Stainless Steel Fabricated by Laser Powder Bed Fusion

Zhehan Li, Deqiao Xie, Kai Zhou, Syed Mesum Raza Naqvi, Dongsheng Wang, Jianfeng Zhao, Lida Shen, Zongjun Tian
Journal: Journal of Engineering Materials and Technology
Publisher: ASME
Article Type: Research Papers
J. Eng. Mater. Technol. October 2024, 146(4): 041002.
Paper No: MATS-23-1241
https://doi.org/10.1115/1.4064995
Published Online: March 22, 2024
... aterials and T echnology . 29 10 2023 07 02 2024 08 02 2024 22 03 2024 Graphical Abstract Figure LPBF heat treatment crack initiation crack growth molten pool fatigue materials processing mechanical behavior metals polymers ceramics intermetallics...
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Topics: Fatigue, Fracture (Materials), Heat treating (Metalworking), Stress, Stainless steel
Journal Articles

Effect of Build Geometry and Porosity in Additively Manufactured CuCrZr

Anup Kulkarni, Vivek C. Peddiraju, Subhradeep Chatterjee, Dheepa Srinivasan
Journal: Journal of Engineering Materials and Technology
Publisher: ASME
Article Type: Research Papers
J. Eng. Mater. Technol. July 2024, 146(3): 031004.
Paper No: MATS-23-1026
https://doi.org/10.1115/1.4064003
Published Online: February 12, 2024
...Anup Kulkarni; Vivek C. Peddiraju; Subhradeep Chatterjee; Dheepa Srinivasan 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...
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Topics: Geometry, Heat, Mechanical properties, Porosity, Zirconium, Additive manufacturing, Particulate matter, Density
Journal Articles

Microstructural Evolution and Room Temperature Mechanical Properties in Additively Manufactured Mar M 509 With Short Cycle Heat Treatment

Shreehard Sahu, Bikash Kumar, Siba Sundar Sahoo, Balila Nagamani Jaya, Dheepa Srinivasan
Journal: Journal of Engineering Materials and Technology
Publisher: ASME
Article Type: Research Papers
J. Eng. Mater. Technol. January 2024, 146(1): 011007.
Paper No: MATS-23-1042
https://doi.org/10.1115/1.4063257
Published Online: September 14, 2023
...Shreehard Sahu; Bikash Kumar; Siba Sundar Sahoo; Balila Nagamani Jaya; Dheepa Srinivasan The Co-based superalloy Mar M 509, known for its high-temperature oxidation and hot corrosion resistance, is processed via laser powder bed fusion (LPBF). Microstructure and mechanical properties of Mar M 509...
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Topics: Cycles, Heat treating (Metalworking), Mechanical properties, Temperature, Fracture (Materials), Additive manufacturing, Ductility, Grain boundaries, Heat, Fracture (Process)