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Mathieu Brochu
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Proceedings Papers

Influence of Carbon on Structure and Stress-Rupture Properties of LW4280W and LW4280LCT High Gamma Prime Nickel Based Superalloys for a Tip Repair of Turbine Blades

Alexandre B. Gontcharov, Paul Lowden, Ashutosh Jena, Mathieu Brochu
Proc. ASME. GT2024, Volume 9: Manufacturing Materials and Metallurgy; Microturbines, Turbochargers, and Small Turbomachines; Oil & Gas Applications; Steam Turbine, V009T17A005, June 24–28, 2024
Publisher: American Society of Mechanical Engineers
Paper No: GT2024-122143
https://doi.org/10.1115/GT2024-122143
View Paper titled, Influence of Carbon on Structure and Stress-Rupture Properties of LW4280W and LW4280LCT High Gamma Prime Nickel Based Superalloys for a Tip Repair of Turbine Blades
Open the PDF for Influence of Carbon on Structure and Stress-Rupture Properties of LW4280W and LW4280LCT High Gamma Prime Nickel Based Superalloys for a Tip Repair of Turbine Blades in another window
Topics: Carbon, Gas tungsten arc welding, Heat treating (Metalworking), Maintenance, Nickel, Rupture, Stress, Superalloys, Turbine blades
Proceedings Papers

Effect of Heat Treatment on the Morphology of γ′ Precipitates in LW 4275 and LW 4280

Ashutosh Jena, Alexandre Gontcharov, Paul Lowden, Mathieu Brochu
Proc. ASME. GT2023, Volume 8: Industrial and Cogeneration; Manufacturing Materials and Metallurgy, V008T17A004, June 26–30, 2023
Publisher: American Society of Mechanical Engineers
Paper No: GT2023-101520
https://doi.org/10.1115/GT2023-101520
View Paper titled, Effect of Heat Treatment on the Morphology of γ′ Precipitates in LW 4275 and LW 4280
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Topics: Heat treating (Metalworking), Lasers, Superalloys
Proceedings Papers

Influence of Tantalum and Cobalt on the Weldability of New High Gamma Prime Nickel Based Superalloys for Repair and 3D AM of Turbine Engine Components

Alexandre Gontcharov, Paul Louden, Mathieu Brochu
Proc. ASME. GT2023, Volume 8: Industrial and Cogeneration; Manufacturing Materials and Metallurgy, V008T17A010, June 26–30, 2023
Publisher: American Society of Mechanical Engineers
Paper No: GT2023-102205
https://doi.org/10.1115/GT2023-102205
View Paper titled, Influence of Tantalum and Cobalt on the Weldability of New High Gamma Prime Nickel Based Superalloys for Repair and 3D AM of Turbine Engine Components
Open the PDF for Influence of Tantalum and Cobalt on the Weldability of New High Gamma Prime Nickel Based Superalloys for Repair and 3D AM of Turbine Engine Components in another window
Topics: Cobalt, Cracking (Materials), Fracture (Process), Gas tungsten arc welding, Gas turbines, Maintenance, Nickel, Stress, Superalloys, Tantalum
Proceedings Papers

Weldability and Properties of Newly Developed LW4280 High Gamma Prime Nickel Based Superalloy for 3D AM and Repair of Turbine Engine Components

Alexandre B. Gontcharov, Paul Lowden, Ashutosh Jena, Sunyong Kwon, Mathieu Brochu
Proc. ASME. GT2021, Volume 7: Industrial and Cogeneration; Manufacturing Materials and Metallurgy, V007T17A005, June 7–11, 2021
Publisher: American Society of Mechanical Engineers
Paper No: GT2021-58851
https://doi.org/10.1115/GT2021-58851
View Paper titled, Weldability and Properties of Newly Developed LW4280 High Gamma Prime Nickel Based Superalloy for 3D AM and Repair of Turbine Engine Components
Open the PDF for Weldability and Properties of Newly Developed LW4280 High Gamma Prime Nickel Based Superalloy for 3D AM and Repair of Turbine Engine Components in another window
Topics: Gas turbines, Maintenance, Manufacturing, Nickel, Oxidation, Superalloys, Elongation, Precipitation, Temperature, Welding
Journal Articles

A Comparison of Weldability, Structure, and Mechanical Properties of CM64 and Tribaloy T-800 Welds for Hard-Facing of Turbine Blades

Mohsen K. Keshavarz, Alexandre Gontcharov, Paul Lowden, Mathieu Brochu
Journal: Journal of Manufacturing Science and Engineering
Publisher: ASME
Article Type: Research Papers
J. Manuf. Sci. Eng. October 2020, 142(10): 101004.
Paper No: MANU-20-1107
https://doi.org/10.1115/1.4047142
Published Online: June 4, 2020
View Article titled, A Comparison of Weldability, Structure, and Mechanical Properties of CM64 and Tribaloy T-800 Welds for Hard-Facing of Turbine Blades
Open the PDF for A Comparison of Weldability, Structure, and Mechanical Properties of CM64 and Tribaloy T-800 Welds for Hard-Facing of Turbine Blades in another window
Topics: Hardening, Temperature, Welded joints, Welding, Alloys, Mechanical properties, Turbine blades, Fracture (Process)
Journal Articles

Mechanical Properties and Structure of Laser Beam and Wide Gap Brazed Joints Produced Using Mar M247–Amdry DF3 Powders

Alexandre Gontcharov, Yuan Tian, Paul Lowden, Mathieu Brochu
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. April 2019, 141(4): 041031.
Paper No: GTP-18-1367
https://doi.org/10.1115/1.4041009
Published Online: December 7, 2018
View Article titled, Mechanical Properties and Structure of Laser Beam and Wide Gap Brazed Joints Produced Using Mar M247–Amdry DF3 Powders
Open the PDF for Mechanical Properties and Structure of Laser Beam and Wide Gap Brazed Joints Produced Using Mar M247–Amdry DF3 Powders in another window
Topics: Brazing, Cladding systems (Building), Fillers (Materials), Laser beams, Maintenance, Mechanical properties, Precipitation, Superalloys, Temperature, Welded joints
Proceedings Papers

Advanced Welding Materials and Technologies for Repair of Turbine Engine Components Manufactured of High Gamma Prime Nickel Based Superalloys

Alexandre Gontcharov, Yuan Tian, Paul Lowden, Robert Tollett, Mathieu Brochu
Proc. ASME. GT2018, Volume 6: Ceramics; Controls, Diagnostics, and Instrumentation; Education; Manufacturing Materials and Metallurgy, V006T24A013, June 11–15, 2018
Publisher: American Society of Mechanical Engineers
Paper No: GT2018-75862
https://doi.org/10.1115/GT2018-75862
View Paper titled, Advanced Welding Materials and Technologies for Repair of Turbine Engine Components Manufactured of High Gamma Prime Nickel Based Superalloys
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Topics: Gas turbines, Maintenance, Nickel, Superalloys, Welding, Alloys, Blades, Boron, Low temperature, Melting
Proceedings Papers

Mechanical Properties and Structure of Laser Beam and Wide Gap Brazed Joints Produced Using Mar M247-Amdry DF3 Powders

Alexandre Gontcharov, Yuan Tian, Paul Lowden, Mathieu Brochu
Proc. ASME. GT2018, Volume 6: Ceramics; Controls, Diagnostics, and Instrumentation; Education; Manufacturing Materials and Metallurgy, V006T24A014, June 11–15, 2018
Publisher: American Society of Mechanical Engineers
Paper No: GT2018-75870
https://doi.org/10.1115/GT2018-75870
View Paper titled, Mechanical Properties and Structure of Laser Beam and Wide Gap Brazed Joints Produced Using Mar M247-Amdry DF3 Powders
Open the PDF for Mechanical Properties and Structure of Laser Beam and Wide Gap Brazed Joints Produced Using Mar M247-Amdry DF3 Powders in another window
Topics: Laser beams, Mechanical properties, Brazing, Additive manufacturing, Cladding systems (Building), Maintenance, Precipitation, Precipitation hardening, Superalloys, Welded joints
Journal Articles

Multi-Objective Build Orientation Optimization for Powder Bed Fusion by Laser

Salah Eddine Brika, Yaoyao Fiona Zhao, Mathieu Brochu, Justin Mezzetta
Journal: Journal of Manufacturing Science and Engineering
Publisher: ASME
Article Type: Research-Article
J. Manuf. Sci. Eng. November 2017, 139(11): 111011.
Paper No: MANU-17-1452
https://doi.org/10.1115/1.4037570
Published Online: September 13, 2017
View Article titled, Multi-Objective Build Orientation Optimization for Powder Bed Fusion by Laser
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Topics: Lasers, Mechanical properties, Optimization, Stress, Surface roughness, Machinery, Pareto optimization, Graphical user interfaces, Heat
Proceedings Papers

Multi-Objective Build Orientation Optimization for Powder Bed Fusion by Laser

Salah Eddine Brika, Justin Mezzetta, Mathieu Brochu, Yaoyao Fiona Zhao
Proc. ASME. MSEC2017, Volume 2: Additive Manufacturing; Materials, V002T01A010, June 4–8, 2017
Publisher: American Society of Mechanical Engineers
Paper No: MSEC2017-2796
https://doi.org/10.1115/MSEC2017-2796
View Paper titled, Multi-Objective Build Orientation Optimization for Powder Bed Fusion by Laser
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Topics: Lasers, Optimization, Mechanical properties, Surface roughness, Geometry, Graphical user interfaces, Heat, Optimization algorithms, Pareto optimization, Stress