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theoretical fracture criteria

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Series: ASM Technical Books
Publisher: ASM International
Published: 01 June 1983
DOI: 10.31399/asm.tb.mlt.t62860269
EISBN: 978-1-62708-348-5
... for Crack Opening Displacement (COD) Testing (1979) . BS 5762:1979, British Standards Institution , London, England . NASA Space Vehicle Design Criteria (Structures) (1970) . Fracture control of metallic pressure vessels . NASA SP-8040. [3] Novikov N. V. (1977) . Mechanical property...
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 01 November 2012
DOI: 10.31399/asm.tb.ffub.t53610101
EISBN: 978-1-62708-303-4
... Components Fail , 2nd ed. , ASM International , 1999 10. Dieter G.E. , Mechanical Metallurgy , 3rd ed. , McGraw-Hill Book Co. , 1986 11. Pellini W.S. , “ Criteria for Fracture Control Plans ,” NRL 7406, U.S. Naval Research Laboratory , Washington , May 1970 12...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 2004
DOI: 10.31399/asm.tb.tt2.t51060115
EISBN: 978-1-62708-355-3
... to measure the effects of test/specimen conditions. Finally, the chapter covers the characterization of tensile fracture of ductile metals and alloys. mechanical properties strength tensile fracture tensile test THE TENSILE TEST provides a relatively easy, inexpensive technique for developing...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 September 2008
DOI: 10.31399/asm.tb.fahtsc.t51130241
EISBN: 978-1-62708-284-6
... 1030 1227 785 600 0.48 620 4 318 1030 1273 766 450 0.30 620 16 296 1030 1304 810 800 0.45 Fatigue limit values across the specimen section Table 4 Fatigue limit values across the specimen section Fatigue limit (σ –1 ), MPa Experimental results Theoretical...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 August 2018
DOI: 10.31399/asm.tb.msisep.t59220667
EISBN: 978-1-62708-259-4
... the information included in the report. Some of the main aspects considered when sampling steel or cast iron products and examples of sample criteria used Table 18.1 Some of the main aspects considered when sampling steel or cast iron products and examples of sample criteria used Feature...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 1989
DOI: 10.31399/asm.tb.dmlahtc.t60490001
EISBN: 978-1-62708-340-9
... and oil refineries can cause material-related problems such as embrittlement, creep, thermal fatigue, hot corrosion, and oxidation. It also discusses the factors and considerations involved in determining design life, defining failure criteria, and implementing remaining-life-assessment procedures...
Book Chapter

By J. W. Ekin
Series: ASM Technical Books
Publisher: ASM International
Published: 01 June 1983
DOI: 10.31399/asm.tb.mlt.t62860465
EISBN: 978-1-62708-348-5
... . Morgan G. H. ( 1970 ). Theoretical behavior of twisted multicore superconducting wire in a time-varying uniform magnetic field. J. Appl. Phys . 41 , 3673 – 3679 . 10.1063/1.1659491 Onnes N. K. ( 1911 ). The resistance of pure mercury at helium temperature . Leiden Commun...
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 01 June 2008
DOI: 10.31399/asm.tb.emea.t52240221
EISBN: 978-1-62708-251-8
... analytical tool. Fig. 13.11 Load-time curve for instrumented charpy impact test. Source: Ref 7 The fracture strength of a solid should be a function of the cohesive forces that hold the atoms together. Using this criterion, the theoretical cohesive strength of a brittle elastic solid can...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 August 2012
DOI: 10.31399/asm.tb.smfpa.t53500051
EISBN: 978-1-62708-317-1
... the fracture values at any mesh elements reach the CDV, those elements will be deleted to emulate material separation. Eight ductile fracture criteria were evaluated. Four CDVs were obtained by matching the length of the shear zone to that of experiments for four punch/die clearances. Theoretically, one...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 August 2005
DOI: 10.31399/asm.tb.mmfi.t69540215
EISBN: 978-1-62708-309-6
... inspection intervals and to periodically update the fracture critical parts list. An actual application requires specifying the extent and type of damage and the load level to be achieved with the damage present. These basic criteria are assigned on the basis of engineering judgment. The goal...
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 01 June 2008
DOI: 10.31399/asm.tb.emea.t52240201
EISBN: 978-1-62708-251-8
... stresses, yield criteria, and residual stresses of metals. mechanical behavior strength hardness stiffness ductility tension compression shear tensile yield strength ultimate tensile strength resilience toughness stress concentration residual stress MANY MATERIALS, both during...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 October 2011
DOI: 10.31399/asm.tb.mnm2.t53060149
EISBN: 978-1-62708-261-7
... are then subjected to qualification procedures (or validity criteria) to see if they meet the conditions for which the toughness parameters are accepted. Table 7.1 shows how fracture toughness depends on orientation. When the crack plane is parallel to the rolling direction, segregated impurities...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 August 2005
DOI: 10.31399/asm.tb.mmfi.t69540169
EISBN: 978-1-62708-309-6
... release rate, the use of fracture indices and failure criteria, and the ramifications of crack-tip plasticity in ductile and brittle fractures. It goes on to describe the different types of plain-strain and plane-stress fracture toughness, explaining how they are measured and how they are influenced...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 October 2011
DOI: 10.31399/asm.tb.mnm2.t53060049
EISBN: 978-1-62708-261-7
...-copper alloy Fig. 3.4 Typical tension stress-strain curve for a ductile metal indicating yielding criteria. Point A is the elastic limit; point A′ is the proportional limit; point B is yield strength or offset (0 to C) yield strength; 0 is the intersection of the stress-strain curve...
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 01 November 2012
DOI: 10.31399/asm.tb.ffub.t53610025
EISBN: 978-1-62708-303-4
... performance expectations. It begins by describing the common tensile test and how it sheds light on the elastic design of structures as well as plasticity and fracture behaviors. It explains how engineering and true stress-strain curves differ, how one is used for design and the other for analyzing metal...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 January 2017
DOI: 10.31399/asm.tb.sccmpe2.t55090367
EISBN: 978-1-62708-266-2
... (see Fig. 17.29 ) double-beam specimens bolt-loaded to pop-in and wetted three times daily with 3.5% NaCl. (c) Fractographic examination revealed mechanical fracture rather than the intergranular SCC verified in all other materials. Source: Ref 17.44 Fig. 17.54 Stress-corrosion...
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 1989
DOI: 10.31399/asm.tb.dmlahtc.t60490059
EISBN: 978-1-62708-340-9
... Not sufficiently developed at this time Strain (dimension) measurement Uncertainty regarding original dimensions Lack of clear-cut failure criteria Difficulty in detecting localized damage Rupture testing Difficulty in sample removal Difficulty in using as a monitoring technique Validity of life-fraction...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 November 2012
DOI: 10.31399/asm.tb.ffub.t53610001
EISBN: 978-1-62708-303-4
.... As more cycles accumulate, the crack grows until finally the remaining uncracked portion can no longer carry the load, and the component fractures. The fatigue lives of typical steel and aluminum alloys are shown in Fig. 1(b) . If the stress is low enough for this steel alloy, it can be theoretically...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 August 2005
DOI: 10.31399/asm.tb.mmfi.t69540047
EISBN: 978-1-62708-309-6
... and what they reveal about the load-carrying characteristics of engineering materials. It then discusses the use of failure criteria and the determination of yielding and fracture limits. It goes on to describe the mechanisms and appearances of brittle and ductile fractures and stress rupture, providing...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 June 1983
DOI: 10.31399/asm.tb.mlt.9781627083485
EISBN: 978-1-62708-348-5