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anisotropy

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Series: ASM Technical Books
Publisher: ASM International
Published: 01 August 2012
DOI: 10.31399/asm.tb.smff.t53400033
EISBN: 978-1-62708-316-4
.... It discusses the effect of normal and planar anisotropy, the development and use of flow stress curves, and how formability is usually measured and expressed. It explains how formability measurements serve as a guide for process and tool design engineers as well as others. It also discusses the...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 2008
DOI: 10.31399/asm.tb.ssde.t52310109
EISBN: 978-1-62708-286-0
... Abstract This chapter discusses the alloy composition, metallurgy, mechanical behavior, stabilization, texture, anisotropy, high-temperature properties, and corrosion and oxidation resistance of ferritic stainless steels. ferritic stainless steels alloy composition mechanical behavior...
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 2008
DOI: 10.31399/asm.tb.ssde.t52310173
EISBN: 978-1-62708-286-0
... Abstract The various types of stainless steel have very different deformation characteristics in terms of strain hardening and anisotropy. It is important to understand and exploit these characteristics to optimize forming of stainless steels. This chapter discusses the various deformation...
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 1984
DOI: 10.31399/asm.tb.mpp.t67850334
EISBN: 978-1-62708-260-0
... Equotip hardness tests, and microindentation tests. It describes the equipment and procedures used, discusses the factors that influence accuracy, and provides hardness conversion equations for different types of materials. It also explains how hardness testing sheds light on anisotropy, machinability...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 July 2009
DOI: 10.31399/asm.tb.bcp.t52230151
EISBN: 978-1-62708-298-3
... the anisotropy of elastic constants and slip properties, resulting in a specific stiffness, or modulus-to-density ratio, six times higher than that of any other structural material. beryllium ductility elastic properties tensile properties thermal properties References...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 August 2012
DOI: 10.31399/asm.tb.smff.t53400221
EISBN: 978-1-62708-316-4
.../01 Fig. A.1 Flow stress of St14 (DC04) sheet material of thickness 1 mm estimated by viscous pressure bulge test Fig. A.2 Flow stress of St1403 sheet material (1 mm) estimated by viscous pressure bulge test. Uniaxial tensile tests were conducted to obtain the anisotropy...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 January 2015
DOI: 10.31399/asm.tb.tpmpa.t54480095
EISBN: 978-1-62708-318-8
... hexagonal close-packed (hcp) crystal structure is less symmetrical than the body-centered cubic (bcc) lattice. As a result, directionality in certain properties (anisotropy) occurs. When anisotropy is controlled, improved strength can be achieved under biaxial stress conditions. Increased strength as a...
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 2001
DOI: 10.31399/asm.tb.aub.t61170614
EISBN: 978-1-62708-297-6
... grain structure The addition of silicon also reduces magnetocrystalline anisotropy energy, and at ~6.5% Si content reduces the magnetostriction constants to nearly zero. High-permeability and low hysteresis losses can therefore be attained at the 6.5Si-Fe composition. On the negative side, the...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 August 2012
DOI: 10.31399/asm.tb.smff.t53400005
EISBN: 978-1-62708-316-4
.../physical properties (density, melting point, specific heat, thermal conductivity and expansions, resistance to corrosion and oxidation) Initial conditions (composition, temperature, strain history/prestrain) Geometric anisotropy Hardening anisotropy Blank size, location, and thickness...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 August 2012
DOI: 10.31399/asm.tb.smff.t53400105
EISBN: 978-1-62708-316-4
... material with high strain-hardening exponent, n ( σ ¯ = K ε ¯ n ) Increasing normal anisotropy ( r ¯ -value) Decreasing planar anisotropy (Δ r -value) In progressive and transfer die applications, several consecutive draw operations are used...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 August 2018
DOI: 10.31399/asm.tb.msisep.t59220403
EISBN: 978-1-62708-259-4
... forming operations is the anisotropy coefficient. The measurements needed to determine this coefficient, which relates longitudinal, transverse, and through thickness deformations, cannot be derived through simple mathematical relationships from an engineering tensile test and must be obtained using...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 August 2012
DOI: 10.31399/asm.tb.smff.t53400053
EISBN: 978-1-62708-316-4
... T. , Ngaile G. , Shen G. , Cold and Hot Forging: Fundamentals and Applications , ASM International , 2005 10.31399/asm.tb.chffa.9781627083003 5.2 Banabic D. , Bunge H.J. , Pohlandt K. , Tekkaya A.E. , Formability of Metallic Materials—Plastic Anisotropy...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 August 2012
DOI: 10.31399/asm.tb.smfpa.t53500019
EISBN: 978-1-62708-317-1
... plane-strain condition. To express the state of stress and anisotropy, Hill ( Ref 2.2 ) proposed the use of an index F to define the material flow ( Table 2.1 ). Several yield criteria can be employed, depending on the availability of material properties. According to the distortion energy criterion...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 June 2008
DOI: 10.31399/asm.tb.emea.t52240597
EISBN: 978-1-62708-251-8
... useful in nuclear power applications, especially as cladding for uranium fuel and for other reactor components. Zirconium and most of its alloys exhibit strong anisotropy because of its room-temperature, hexagonal close-packed (hcp) α phase which undergoes an allotropic transformation to a body...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 January 2015
DOI: 10.31399/asm.tb.spsp2.t54410163
EISBN: 978-1-62708-265-5
... 9.69 Spitzig W.A. , Effect of Sulfide Inclusion Morphology and Pearlite Banding on Anisotropy of Mechanical Properties in Normalized C-Mn Steels , Metall. Trans. A , Vol 14A , 1983 , p 271 – 282 10.1007/BF02651624 9.70 Majka T.F. , “ An Analysis of Tensile Deformation...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 August 2012
DOI: 10.31399/asm.tb.smff.9781627083164
EISBN: 978-1-62708-316-4
Series: ASM Technical Books
Publisher: ASM International
Published: 01 August 2012
DOI: 10.31399/asm.tb.smfpa.t53500107
EISBN: 978-1-62708-317-1
... Variation of Bauschinger effect factor with plastic strain. Source: Ref 6.13 The normal anisotropy ( r ¯ ) describes the difference in the property between the in-plane direction to along the thickness direction in the sheet material. Normal anisotropy greater than 1 indicates that...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 1999
DOI: 10.31399/asm.tb.cmp.t66770099
EISBN: 978-1-62708-337-9
Series: ASM Technical Books
Publisher: ASM International
Published: 01 February 2005
DOI: 10.31399/asm.tb.chffa.t51040007
EISBN: 978-1-62708-300-3
...) Initial conditions (composition, temperature, history/prestrain) Plastic anisotropy Billet size and thickness Fig. 2.1 One-blow impression-die forging considered as a system: (1) billet, (2) tooling, (3) tool/material interface, (4) deformation zone, (5) forging equipment, (6) product, (7...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 July 2009
DOI: 10.31399/asm.tb.bcp.t52230027
EISBN: 978-1-62708-298-3
... Young’s modulus ( E ), shear modulus ( G ), Poisson’s ratio (ν), bulk modulus (β), and compressibility (κ). Some variability is reported in elastic properties values, especially for Poisson’s ratio. This variability can be attributed to the anisotropy of beryllium. Because of the anisotropic crystalline...