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finite-element modeling

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Series: ASM Technical Books
Publisher: ASM International
Published: 01 February 2005
DOI: 10.31399/asm.tb.chffa.t51040193
EISBN: 978-1-62708-300-3
... Abstract This chapter discusses the use of finite-element modeling in forging design. It describes key modeling parameters and inputs, mesh generation and computation time, and process modeling outputs such as metal flow, strain rate, loading profiles, and microstructure. It also includes a...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 February 2005
DOI: 10.31399/asm.tb.chffa.t51040237
EISBN: 978-1-62708-300-3
... Abstract This chapter discusses the use of finite-element methods for modeling cold forging processes. The discussion covers process modeling inputs, such as geometric parameters, material properties, and interface conditions, and includes several application examples. cold forging...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 February 2005
DOI: 10.31399/asm.tb.chffa.t51040295
EISBN: 978-1-62708-300-3
...-element modeling is used to predict die failure and extend die life. cold forging fatigue fracture finite-element modeling hot forging wear References [Altan et al., 1983] Altan T. , Oh S. , Gegel H. , Metal Forming Fundamentals and Applications...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 August 2012
DOI: 10.31399/asm.tb.smfpa.t53500051
EISBN: 978-1-62708-317-1
... Abstract This chapter discusses the use of modeling and simulation technology in the development of sheet metal forming processes. It describes the five major steps involved in finite-element analysis and the various ways functions of interest can be approximated at each point or node in a...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 February 2005
DOI: 10.31399/asm.tb.chffa.t51040247
EISBN: 978-1-62708-300-3
... and Koch, 1979 ]. These methods were good, but quantitative extraction of various processing parameters on the resulting microstructures and properties was not effectively accomplished. The application of finite-element modeling (FEM) to forging made it possible to obtain the detailed thermomechanical...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 June 2016
DOI: 10.31399/asm.tb.hpcspa.t54460067
EISBN: 978-1-62708-285-3
... Impact of Particles in Cold Spraying by Explicit Finite Element Analysis , Appl. Surf. Sci. , Vol 255 ( No. 18 ), 2009 , p 7878 – 7892 10.1016/j.apsusc.2009.04.135 3.33 Li W.-Y. , Zhang C. , Li C.-J. , and Liao H. , Modeling Aspects of High Velocity Impact of Particles...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 August 2012
DOI: 10.31399/asm.tb.smff.t53400105
EISBN: 978-1-62708-316-4
... the material properties (see Table 8.4 ), biaxial ( Ref 8.16 ) and elliptical bulge tests were conducted. Strength and strain-hardening coefficients were obtained by biaxial bulge test, and normal anisotropy was obtained by elliptical bulge test. Fig. 8.15 The quarter finite element model of...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 August 2012
DOI: 10.31399/asm.tb.smfpa.t53500157
EISBN: 978-1-62708-317-1
... finite-element model of the SHF-P process of an automotive part (trunk lid-outer). The BHF is applied by a multipoint cushion system where the cylinders are connected in groups. All the cylinders in a group apply the same force, while each group can apply different forces. One-half geometry was modeled...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 August 2012
DOI: 10.31399/asm.tb.smfpa.t53500133
EISBN: 978-1-62708-317-1
... Lulea University of Technology, Sweden ( Ref 7.20 , 7.21 ). This model includes the effect of austenite decomposition and transformation-induced plasticity. This model is suitable for finite-element simulation using the explicit method. In this model, the total strain increment during each time...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 August 2012
DOI: 10.31399/asm.tb.smfpa.t53500073
EISBN: 978-1-62708-317-1
... diameter Case No. Diameter Corner radii Blank holder force Max. wall thinning from finite-element modeling, % Punch ( d p ) Die ( d d ) Punch ( r p ) Die ( r d ) mm in. mm in. mm in. mm in. kN kip 1 100 3.9 104 4.1 19.5 0.768 21.5 0.846 50 11 3.3 2 97 3.8...
Book Chapter

By Soumya Subramonian
Series: ASM Technical Books
Publisher: ASM International
Published: 01 August 2012
DOI: 10.31399/asm.tb.smfpa.t53500001
EISBN: 978-1-62708-317-1
... material affect the part edge quality; these can be predicted by simulations. Punch force and stresses on the tool can be predicted by modeling elastic tools. Fig. 1.24 Finite-element model for blanking a circular part An example of an FE simulation model for blanking a circular part is shown...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 August 2005
DOI: 10.31399/asm.tb.mmfi.t69540001
EISBN: 978-1-62708-309-6
... perform a stress analysis task is to construct a finite element model that closely resembles the shape of the part in question. A finite element code usually provides several types of elements that may be two-dimensional or three-dimensional, as shown in Fig. 1.37 . The 2D elements are regarded as...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 February 2005
DOI: 10.31399/asm.tb.chffa.t51040091
EISBN: 978-1-62708-300-3
.../1.3438238 [Li et al., 2001] Li G. , Jinn J.T. , Wu W.T. , Oh S.I. , “ Recent Development and Applications of Three-Dimensional Finite Element Modeling in Bulk Forming Processes, ” J. Mater. Process. Technol. , Vol 113 , 2001 , p 40 –45. 10.1016/S0924-0136(01)00590-8...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 August 2012
DOI: 10.31399/asm.tb.smfpa.t53500179
EISBN: 978-1-62708-317-1
..., bending moment, and twisting moment within the surface structure Continuum theory of plasticity, which enables the correlation between the state of stress and resulting strain rate of ductile continuum to be described Finite-element modeling, which discretizes the structure into a number of finite...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 February 2005
DOI: 10.31399/asm.tb.chffa.t51040083
EISBN: 978-1-62708-300-3
... Abstract This chapter discusses the role of inverse analysis in providing input data for finite element simulations of metal forming processes. It describes the basic procedures for determining flow stress and friction by inverse analysis and for comparing experimental measurements with...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 September 2008
DOI: 10.31399/asm.tb.fahtsc.t51130001
EISBN: 978-1-62708-284-6
... , Failure Analysis and Prevention , Vol 11 , ASM Handbook , ASM International , 2002 , p 192 – 223 10.31399/asm.hb.v11.a0003510 4. Jacob M. and Hawkins G.A. , Elements of Heat Transfer , John Wiley & Sons, Inc. , 1957 5. Ashby M.F. , Material Selection in...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 March 2000
DOI: 10.31399/asm.tb.aet.t68260029
EISBN: 978-1-62708-336-2
... the extrusion process by means of finite element modeling (FEM). The model includes the container, die, billet, and ram variables. Using this model, the effect of different process conditions has been studied. It was shown that extrusion speed could be significantly increased by isothermal extrusion...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 January 2017
DOI: 10.31399/asm.tb.sccmpe2.t55090001
EISBN: 978-1-62708-266-2
... the crack tip (e.g., tension or torsion) Alloy composition, which includes (a) nominal composition, (b) exact composition (all constituents), and (c) impurity or tramp element composition Metallurgical condition, which includes (a) strength level, (b) second phases present in the matrix and at...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 November 2019
DOI: 10.31399/asm.tb.mfadr7.t91110196
EISBN: 978-1-62708-247-1
... signal due to the resistance variation and transistor amplification [4] . To gain insight into the heating dynamics, a 3D finite element model of a 1µm x 0.5µm aluminum line embedded in silicon dioxide was studied. A schematic diagram of the modeled structure is shown in Figure 2 . The material...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 March 2002
DOI: 10.31399/asm.tb.stg2.t61280339
EISBN: 978-1-62708-267-9
... investment casting has been modeled with interesting results, but much remains to be done before predictions of the type claimed previously are possible for these many-orders-of-magnitude-smaller parts. Related developments have seen the creation of finite-element modeling methods to predict the grain size...