All Outputs (8)

The influence of the indentation size in relation to the size of the microstructure of three polycrystalline materials indented with a Berkovich indenter (2017)
Journal Article
Iracheta, O., Bennett, C., & Sun, W. (in press). The influence of the indentation size in relation to the size of the microstructure of three polycrystalline materials indented with a Berkovich indenter. Materials Science and Engineering: A, https://doi.org/10.1016/j.msea.2017.08.023

Three different polycrystalline materials, a fine-grained martensitic steel (CrMoV), a coarse-grained high-purity copper (C110), and a two-phase microstructure titanium alloy (Ti-6Al-4V), have been selected to investigate the heterogeneity of deforma... Read More about The influence of the indentation size in relation to the size of the microstructure of three polycrystalline materials indented with a Berkovich indenter.

Finite element modelling strategies of weld repair in pre-stressed thin components (2016)
Journal Article
Salerno, G., Bennett, C., Sun, W., & Becker, A. A. (in press). Finite element modelling strategies of weld repair in pre-stressed thin components. Journal of Strain Analysis for Engineering Design, 51(8), https://doi.org/10.1177/0309324716666436

A total of two computational procedures have been developed in the commercial finite element software codes Sysweld and ABAQUS to analyse and predict the residual stress state after the repair of small weld defects in thin structural components. The... Read More about Finite element modelling strategies of weld repair in pre-stressed thin components.

Characterisation of material property variation across an inertia friction welded CrMoV steel component using the inverse analysis of nanoindentation data (2016)
Journal Article
Iracheta, O., Bennett, C., & Sun, W. (in press). Characterisation of material property variation across an inertia friction welded CrMoV steel component using the inverse analysis of nanoindentation data. International Journal of Mechanical Sciences, 107, https://doi.org/10.1016/j.ijmecsci.2016.01.023

In this study, a new application of the inverse analysis of the depth-sensing indentation technique based on the optimization theory has been satisfactorily demonstrated. The novel approach for determining the mechanical properties from experimental... Read More about Characterisation of material property variation across an inertia friction welded CrMoV steel component using the inverse analysis of nanoindentation data.

A numerical comparison of the flow behaviour in Friction Stir Welding (FSW) using unworn and worn tool geometries (2015)
Journal Article
Hasan, A., Bennett, C., & Shipway, P. (in press). A numerical comparison of the flow behaviour in Friction Stir Welding (FSW) using unworn and worn tool geometries. Materials and Design, 87, https://doi.org/10.1016/j.matdes.2015.08.016

The tool is a key component in the Friction Stir Welding (FSW) process, but the tool degrades and changes shape during use; however, only a limited number of experimental studies have been undertaken in order to understand the effect that worn tool g... Read More about A numerical comparison of the flow behaviour in Friction Stir Welding (FSW) using unworn and worn tool geometries.

A sensitivity study of parameters affecting residual stress predictions in finite element modelling of the inertia friction welding process (2015)
Journal Article
Iracheta, O., Bennett, C., & Sun, W. (in press). A sensitivity study of parameters affecting residual stress predictions in finite element modelling of the inertia friction welding process. International Journal of Solids and Structures, 71, https://doi.org/10.1016/j.ijsolstr.2015.06.018

This study presents a finite element (FE) model capable of predicting the final residual stress field in an inertia friction welded component of a CrMoV steel considering the elastic and inelastic components of strain resulting from mechanical deform... Read More about A sensitivity study of parameters affecting residual stress predictions in finite element modelling of the inertia friction welding process.

Finite element modelling of the inertia friction welding of a CrMoV alloy steel including the effects of solid-state phase transformations (2015)
Journal Article
Bennett, C. (in press). Finite element modelling of the inertia friction welding of a CrMoV alloy steel including the effects of solid-state phase transformations. Journal of Manufacturing Processes, 18, https://doi.org/10.1016/j.jmapro.2015.01.003

Finite element (FE) process modelling of the inertia friction welding (IFW) between two tubular CrMoV components has been carried out using the DEFORM-2D (v10.2) software. This model has been validated against experimental test welds of the material;... Read More about Finite element modelling of the inertia friction welding of a CrMoV alloy steel including the effects of solid-state phase transformations.

Optimisation of material properties for the modelling of large deformation manufacturing processes using a finite element model of the Gleeble compression test (2014)
Journal Article
Bennett, C., & Sun, W. (in press). Optimisation of material properties for the modelling of large deformation manufacturing processes using a finite element model of the Gleeble compression test. Journal of Strain Analysis for Engineering Design, 49(6), https://doi.org/10.1177/0309324713520310

The finite element modelling of manufacturing processes often requires a large amount of large plastic strain flow stress data in order to represent the material of interest over a wide range of temperatures and strain rates. Compression data generat... Read More about Optimisation of material properties for the modelling of large deformation manufacturing processes using a finite element model of the Gleeble compression test.

Numerical simulation of residual stresses induced by weld repair in a stainless steel pipe considering the influence of an initial fabrication weld
Conference Proceeding
Salerno, G., Bennett, C., Sun, W., & Becker, A. A. (in press). Numerical simulation of residual stresses induced by weld repair in a stainless steel pipe considering the influence of an initial fabrication weld. . Manuscript submitted for publication

This work presents the application of a finite element (FE) model developed to simulate the repair process in the case of components with a pre-existing stress state. The approach is tested in the case of a repair of a laser beam weld in a stainless... Read More about Numerical simulation of residual stresses induced by weld repair in a stainless steel pipe considering the influence of an initial fabrication weld.