1-20 of 563 Search Results for

phase-transformation-induced strains

Follow your search
Access your saved searches in your account

Would you like to receive an alert when new items match your search?
Close Modal
Sort by
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
... of common heat treat defects. A simple example is presented to demonstrate how thermal and phase-transformation-induced strains cause dimensional changes and residual stresses. The article concludes with a discussion on the heat treatment process modeling technology. distortion heat treatment heat...
Series: ASM Desk Editions
Publisher: ASM International
Published: 01 December 1998
DOI: 10.31399/asm.hb.mhde2.a0003195
EISBN: 978-1-62708-199-3
... Overview of Component Heat Treatment Thermal and Transformation-Induced Strains in Heat Treated Components Component Design for Heat Treating: Experience-Based Design Rules Isothermal Transformation Diagrams CHT Diagrams CCT Diagrams The Iron-Carbon Phase Diagram Transformation...
Series: ASM Handbook
Volume: 19
Publisher: ASM International
Published: 01 January 1996
DOI: 10.31399/asm.hb.v19.a0002354
EISBN: 978-1-62708-193-1
... of cyclic loading on single-phase materials tested in initially soft, dislocation-poor conditions resulting from a prior heat treatment. The article discusses deformation-induced phase transformations in austenitic stainless steels and commercial age-hardened aluminum alloys. It describes the interaction...
Series: ASM Handbook
Volume: 23
Publisher: ASM International
Published: 01 June 2012
DOI: 10.31399/asm.hb.v23.a0005658
EISBN: 978-1-62708-198-6
... descriptor of an alloy is the M d temperature, which is the temperature above which it is impossible to stress-induce martensite. Here, the stress needed to stabilize the martensite phase exceeds the stress needed to plastically deform austenite. As one can surmise from the phase diagram, transformation...
Book Chapter

Series: ASM Handbook
Volume: 9
Publisher: ASM International
Published: 01 December 2004
DOI: 10.31399/asm.hb.v09.a0003736
EISBN: 978-1-62708-177-1
... traverse entire grains or form various internal arrangements within grains (see Fig. 25 and 26 ). Macroscopic shape changes associated with the martensitic transformation from parent to product phase, a result of the Bain strain and lattice-invariant deformation, induce stress in the surrounding matrix...
Series: ASM Handbook
Volume: 2
Publisher: ASM International
Published: 01 January 1990
DOI: 10.31399/asm.hb.v02.a0001100
EISBN: 978-1-62708-162-7
... ( Fig. 2c ). This process creates a macroscopic strain, which is recoverable as the crystal structure reverts to austenite during reverse transformation. Fig. 2 (a) A β phase crystal. (b) Self-accommodating, twin-related variants A, B, C, and D, after cooling and transformation to martensite. (c...
Series: ASM Handbook
Volume: 4B
Publisher: ASM International
Published: 30 September 2014
DOI: 10.31399/asm.hb.v04b.a0005936
EISBN: 978-1-62708-166-5
... 25. Lee S.-J. , Lusk M.T. , and Lee Y.-K. , Conversional Model of Transformation Strain to Phase Fraction in Low Alloy Steels , Acta Mater ., Vol 55 ( No. 3 ), Feb 2007 , p 875 – 882 10.1016/j.actamat.2006.09.008 26. Lee S.-J. , Clarke K.D. , and Tyne...
Series: ASM Handbook
Volume: 4A
Publisher: ASM International
Published: 01 August 2013
DOI: 10.31399/asm.hb.v04a.a0005800
EISBN: 978-1-62708-165-8
... testing at different strain levels using electron backscatter diffraction. annealing chemical composition forming heat treatment laser welding mechanical properties microstructure phase transformation quenching resistance spot welding retained austenite transformation steel strain...
Series: ASM Handbook
Volume: 6
Publisher: ASM International
Published: 01 January 1993
DOI: 10.31399/asm.hb.v06.a0001342
EISBN: 978-1-62708-173-3
... strength and fracture toughness with a high degree of resistance to hydrogen-induced cracking. The form of the ferrite produced during transformation on cooling from the austenite phase field is also critical, with acicular ferrite resulting in improved properties compared with grain-boundary, polygonal...
Series: ASM Handbook
Volume: 6A
Publisher: ASM International
Published: 31 October 2011
DOI: 10.31399/asm.hb.v06a.a0005592
EISBN: 978-1-62708-174-0
.... applied plastic strain method conductive heat transfer distortion fusion welding heat-input models irreversible plastic deformation multipass welding residual stress solid-phase transformations thermal cycle thermal transport models thermoelastoplasticity thermomechanical effects...
Series: ASM Handbook
Volume: 14B
Publisher: ASM International
Published: 01 January 2006
DOI: 10.31399/asm.hb.v14b.a0005163
EISBN: 978-1-62708-186-3
... hardening capability and better formability compared to HSLA grades. For a given yield strength, the tensile strength of DP steels is also higher than HSLA steel ( Fig. 2 ). Fig. 2 Stress-strain curves for high-strength low-alloy (HSLA), dual-phase (DP), and transformation-induced plasticity (TRIP...
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
...-induced plasticity (TRIP), which is an additional inelastic strain caused by the interaction of stresses with ongoing phase transformations, in the thermomechanical model. Moreover, Inoue et al. ( Ref 28 ) made the first attempt to simulate the carburized quenching process of a gear wheel, whereas...
Series: ASM Handbook
Volume: 19
Publisher: ASM International
Published: 01 January 1996
DOI: 10.31399/asm.hb.v19.a0002418
EISBN: 978-1-62708-193-1
.... The material systems that exhibit plasticity-induced toughening have three distinct microstructures: isolated ductile reinforcements in an elastic matrix, interpenetrating ductile/elastic networks, and a ductile matrix with a dispersed elastic phase. The first two represent most metal-toughened ceramics...
Series: ASM Handbook
Volume: 4D
Publisher: ASM International
Published: 01 October 2014
DOI: 10.31399/asm.hb.v04d.a0005938
EISBN: 978-1-62708-168-9
... phenomena that include diffusion, heat conduction, and stress-strain behaviors in a complex shape. Additionally, models for phase transformations are required in the multiphysics system for heat treating. Also, the mixture law must be included in the system for deriving characteristic data of each physics...
Series: ASM Handbook
Volume: 19
Publisher: ASM International
Published: 01 January 1996
DOI: 10.31399/asm.hb.v19.a0002379
EISBN: 978-1-62708-193-1
... plastic deformation and strain-induced martensitic transformation at the crack tip during fracture, thus increasing the fracture resistance. The strengthening lost by the elimination carbides is replaced by precipitation of fine (Fe,Ni) 3 Ti phases from martensite, obtained by aging. However, under...
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
... curve dependent on microstructure). Stresses and strains influence temperature (4: mechanical work) and phase transformation (6: mechanically-induced transformation). Input data are component dimensions, heat treatment parameters (especially heat-transfer coefficients), and materials data; output data...
Series: ASM Handbook
Volume: 14A
Publisher: ASM International
Published: 01 January 2005
DOI: 10.31399/asm.hb.v14a.a0003995
EISBN: 978-1-62708-185-6
... which there is no austenite recrystallization, hence defining the start of pancaking The start of the austenite-to-ferrite transformation These are schematically superimposed, for simplicity, on the equilibrium iron-carbon phase diagram in Fig. 11 . In effect, two deformation regions can...
Series: ASM Handbook
Volume: 4E
Publisher: ASM International
Published: 01 June 2016
DOI: 10.31399/asm.hb.v04e.a0006250
EISBN: 978-1-62708-169-6
.... annealing castings deformation diffusion coefficient grain growth heat treatment heterogeneous nucleation homogeneous nucleation homogenization isothermal transformation nonferrous metals precipitation hardening recrystallization recrystallization temperature solid-state phase transformation...
Series: ASM Handbook
Volume: 4C
Publisher: ASM International
Published: 09 June 2014
DOI: 10.31399/asm.hb.v04c.a0005882
EISBN: 978-1-62708-167-2
... strain of austenite depends on part size and cooling rate, with some strain being pure plasticity and some being transformation-induced plasticity (TRIP). TRIP is considered by many as pure plastic flow of the softer austenite phase due to stress induced by the volumetric expansion of the much stronger...
Series: ASM Handbook
Volume: 8
Publisher: ASM International
Published: 01 January 2000
DOI: 10.31399/asm.hb.v08.a0003299
EISBN: 978-1-62708-176-4
... curve revealing transformation and microcracking phases for magnesia partially stabilized zirconia (MgO-PSZ), obtained using a ramp loading pulse in a modified SHPB is shown in Fig. 9 . In these experiments, strain gages were mounted on the specimen to obtain the axial and transverse strains during...