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heat treatment simulation model

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Series: ASM Handbook
Volume: 4E
Publisher: ASM International
Published: 01 June 2016
DOI: 10.31399/asm.hb.v04e.a0006271
EISBN: 978-1-62708-169-6
... Abstract Heat treatment simulation helps to predict heat treatment results such as component microstructures, properties, residual stresses, and distortion, and thereby assists in reducing experimental effort in defining heat treatment parameters. This article discusses the modeling...
Series: ASM Handbook
Volume: 4E
Publisher: ASM International
Published: 01 June 2016
DOI: 10.31399/asm.hb.v04e.a0006277
EISBN: 978-1-62708-169-6
... with critical experimentation for the optimization of heat treatment schedules and TMPs, reducing the time and cost for the development of new alloys and modification of existing ones ( Ref 35 , 36 , 37 , 38 ). For example, significant advances have been made in modeling and simulation of microstructure...
Series: ASM Handbook
Volume: 4B
Publisher: ASM International
Published: 30 September 2014
DOI: 10.31399/asm.hb.v04b.a0005950
EISBN: 978-1-62708-166-5
... is from the author of this section and it is published in Ref 8 . This chapter probably provides the most detailed review of the theory of material modeling for heat treatment simulation, including numerical recipes to implement heat treatment simulation modules in general-purpose FEA software...
Series: ASM Handbook
Volume: 22A
Publisher: ASM International
Published: 01 December 2009
DOI: 10.31399/asm.hb.v22a.a0005427
EISBN: 978-1-62708-196-2
... required activities in several key areas, specifically: Use of advanced materials models to integrate analytical tools for simulating the casting and heat treatment processes with analysis of component durability Linking fundamental models for microstructural evolution with fundamental models...
Series: ASM Handbook
Volume: 20
Publisher: ASM International
Published: 01 January 1997
DOI: 10.31399/asm.hb.v20.a0002489
EISBN: 978-1-62708-194-8
... based on the boundary conditions and material description. A typical process model, such as one for heat treatment, has several major aspects to it. A process model for a carburizing process is shown in Fig. 7 . The flow chart shown in Fig. 7 represents the different pieces of a simulation tool...
Series: ASM Handbook
Volume: 4D
Publisher: ASM International
Published: 01 October 2014
DOI: 10.31399/asm.hb.v04d.a0005980
EISBN: 978-1-62708-168-9
... or cracked tools caused by too-high stresses during heat treatment. Heat treatment simulation (HTS) is divided into three steps: preprocessing, simulation, and post-processing. Preprocessing is the collecting of data and generation of the mathematical model, simulation is the calculation itself, post...
Series: ASM Handbook
Volume: 4C
Publisher: ASM International
Published: 09 June 2014
DOI: 10.31399/asm.hb.v04c.a0005886
EISBN: 978-1-62708-167-2
... processes, preheating for primary and secondary forming processes, heat treatments, brazing, and thermal processing for fusion welds. The article also provides information on computational modeling of induction heating processes for super alloys and stainless steels. brazing cast nickel-based...
Series: ASM Handbook
Volume: 22B
Publisher: ASM International
Published: 01 November 2010
DOI: 10.31399/asm.hb.v22b.a0005537
EISBN: 978-1-62708-197-9
..., which is the necessary basis for the model formulation. The detailed steps of setting up a model for the heat treatment process vary depending on the software used. However, they all involve several general steps: Construct the heat treat geometrical model from computer-aided design (CAD) tools...
Series: ASM Handbook
Volume: 22B
Publisher: ASM International
Published: 01 November 2010
DOI: 10.31399/asm.hb.v22b.a0005538
EISBN: 978-1-62708-197-9
... Abstract This article discusses process simulation applications such as casting, powder metallurgy, machining, surface engineering, heat treatment, and joining. The implementation of modeling and simulation tools requires accurate descriptions of material properties and process boundary...
Series: ASM Handbook
Volume: 22B
Publisher: ASM International
Published: 01 November 2010
DOI: 10.31399/asm.hb.v22b.a0005544
EISBN: 978-1-62708-197-9
... Control Technology, Inc. www.deformationcontrol.com DEFORM DEFORM is an engineering software that enables designers to analyze metal forming, heat treatment, machining, and mechanical joining processes. It simulates distribution of temperatures during heat treatment, stresses, strains, and residual...
Series: ASM Handbook
Volume: 22B
Publisher: ASM International
Published: 01 November 2010
DOI: 10.31399/asm.hb.v22b.a0005530
EISBN: 978-1-62708-197-9
.... To be a useful tool for industry, the models must be accurate. Several commercial finite-element computer codes are now available that incorporate the necessary theoretical formulations and material models to calculate transient temperatures and stresses in a part during heat treatment. Although there are still...
Series: ASM Handbook
Volume: 22B
Publisher: ASM International
Published: 01 November 2010
DOI: 10.31399/asm.hb.v22b.a0005539
EISBN: 978-1-62708-197-9
... of microstructural evolution during complex manufacturing sequences, including the primary working processes (ingot breakdown, rolling, or extrusion), final forging, and heat treatment, must be obtained. Hence, the development of microstructural evolution models has received considerable attention in recent years...
Series: ASM Handbook
Volume: 22B
Publisher: ASM International
Published: 01 November 2010
DOI: 10.31399/asm.hb.v22b.a0005529
EISBN: 978-1-62708-197-9
... heating electrical heating heat flow simulation heat transfer properties heat treatment heating heat-source model heat-transfer model radiant-tube heating THE FIRST STEP IN EVERY HEAT TREATING PROCESS is heating the parts to the desired temperature. The heating process takes valuable time...
Series: ASM Handbook
Volume: 20
Publisher: ASM International
Published: 01 January 1997
DOI: 10.31399/asm.hb.v20.a0002493
EISBN: 978-1-62708-194-8
... processes, for example, casting, forging, quenching, and postweld heat treatment. In such processes, it is expected that computer simulation will soon be used routinely on the shop floor. Until then, a judicious combination of computer simulation and trial and error appears to be the most prudent approach...
Series: ASM Handbook
Volume: 14A
Publisher: ASM International
Published: 01 January 2005
DOI: 10.31399/asm.hb.v14a.a0004021
EISBN: 978-1-62708-185-6
..., rolling, or extrusion), final forging, and heat treatment, must be obtained. Hence, the development of microstructural evolution models has received considerable attention in recent years. Recrystallization behavior can be classified into three broad categories: static, metadynamic, and dynamic...
Series: ASM Handbook
Volume: 22B
Publisher: ASM International
Published: 01 November 2010
DOI: 10.31399/asm.hb.v22b.a0005536
EISBN: 978-1-62708-197-9
... Abstract This article focuses on the modeling and simulation of diffusion-controlled processes related to both materials processing such as heat treatments, and materials degradation from a practical perspective by using the one-dimensional (1-D) sharp interface approach. It describes various...
Series: ASM Desk Editions
Publisher: ASM International
Published: 01 December 1998
DOI: 10.31399/asm.hb.mhde2.a0003176
EISBN: 978-1-62708-199-3
... that will occur during casting and heat treatment and can be used to minimize residual stresses. Some commercial packages include expert systems to help orient the casting in the mold to minimize casting defects and to suggest gating and risering schemes. Finite element and finite difference models represent...
Series: ASM Handbook
Volume: 14A
Publisher: ASM International
Published: 01 January 2005
DOI: 10.31399/asm.hb.v14a.a0003971
EISBN: 978-1-62708-185-6
... limits on temperature for the process, therefore, hot-die forging coupled with finite-element modeling for process design have been utilized. As with nickel-base superalloys, special heat treatments have been developed to provide dual (and graded) microstructures in alpha-beta titanium alloys ( Ref...