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Keywords: constitutive model
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Journal Articles

Research on Deformation Mechanism of Cutting Nickel-Based Superalloy Inconel718 Based on Strain Gradient Theory

ZhaoPeng Hao, JiNing Li, YiHang Fan
Journal: Journal of Manufacturing Science and Engineering
Article Type: Research Papers
J. Manuf. Sci. Eng. October 2021, 143(10): 101007.
Paper No: MANU-20-1646
DOI: https://doi.org/10.1115/1.4050552
Published Online: April 30, 2021
...ZhaoPeng Hao; JiNing Li; YiHang Fan The traditional material constitutive model can effectively simulate the mechanical properties during the cutting process. However, the scale characteristics contained in materials are not considered in the traditional cutting model, and the inherent scale effect...
View Article titled, Research on Deformation Mechanism of Cutting Nickel-Based Superalloy Inconel718 Based on Strain Gradient Theory
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Topics: Constitutive equations, Cutting, Deformation, Shear (Mechanics), Strain gradient, Temperature, Stress, Dislocations, Simulation, Dislocation density
Journal Articles

Constitutive and Fracture Modeling of Biaxially Oriented Polyethylene Terephthalate Film and Its Application to Polymer-Coated Sheet Metal Forming

Suhwan Yun, Jaebong Jung, Sungwook Jun, Jiyong Jeong, Young Hoon Moon, Ji Hoon Kim
Journal: Journal of Manufacturing Science and Engineering
Article Type: Research Papers
J. Manuf. Sci. Eng. June 2021, 143(6): 061005.
Paper No: MANU-20-1027
DOI: https://doi.org/10.1115/1.4049190
Published Online: December 17, 2020
... makes it difficult to analyze deformation and failures occurring during processing such as metal forming of polymer-coated sheet metals. In this work, the anisotropic yielding and hardening of the PET film were measured and an anisotropic constitutive model is developed to represent the anisotropic...
View Article titled, Constitutive and Fracture Modeling of Biaxially Oriented Polyethylene Terephthalate Film and Its Application to Polymer-Coated Sheet Metal Forming
Click here to open pdf in another window PDF for Constitutive and Fracture Modeling of Biaxially Oriented Polyethylene Terephthalate Film and Its Application to Polymer-Coated Sheet Metal Forming
Topics: Anisotropy, Fracture (Materials), Fracture (Process), Sheet metal, Polymers, Modeling
Journal Articles

A Modified Johnson–Cook Constitutive Model and Its Application to High Speed Machining of 7050-T7451 Aluminum Alloy

Bing Wang, Zhanqiang Liu, Qinghua Song, Yi Wan, Xiaoping Ren
Journal: Journal of Manufacturing Science and Engineering
Article Type: Research-Article
J. Manuf. Sci. Eng. January 2019, 141(1): 011012.
Paper No: MANU-18-1576
DOI: https://doi.org/10.1115/1.4041915
Published Online: November 26, 2018
...Bing Wang; Zhanqiang Liu; Qinghua Song; Yi Wan; Xiaoping Ren Constitutive model is the most commonly used method to describe the material deformation behavior during machining process. This paper aims to investigate the material dynamic deformation during high speed machining of 7050-T7451 aluminum...
View Article titled, A Modified Johnson–Cook <span class="search-highlight">Constitutive</span> <span class="search-highlight">Model</span> and Its Application to High Speed Machining of 7050-T7451 Aluminum Alloy
Click here to open pdf in another window PDF for A Modified Johnson–Cook <span class="search-highlight">Constitutive</span> <span class="search-highlight">Model</span> and Its Application to High Speed Machining of 7050-T7451 Aluminum Alloy
Topics: Aluminum alloys, Constitutive equations, Cutting, Deformation, Flow (Dynamics), High speed machining, Stress, Temperature, Compression, Hardening