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Transgranular fracture

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Series: ASM Technical Books
Publisher: ASM International
Published: 01 June 2008
DOI: 10.31399/asm.tb.emea.t52240265
EISBN: 978-1-62708-251-8
... of elevated fracture, namely, rupture, transgranular fracture, and intergranular fracture. The next section focuses on some of the metallurgical instabilities caused by overaging, intermetallic phase precipitation, and carbide reactions. Subsequent sections address creep life prediction and creep-fatigue...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 October 2005
DOI: 10.31399/asm.tb.faesmch.t51270067
EISBN: 978-1-62708-301-0
... fracture features at the crack origin Scanning Electron Microscopy and Fractography Metallography Hardness Discussion Conclusion A faceted/intergranular fracture zone was observed over a distance of about 1 mm from the leading edge followed by a transgranular fracture zone of about 11...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 October 2011
DOI: 10.31399/asm.tb.mnm2.t53060385
EISBN: 978-1-62708-261-7
.... Source: Ref 16.3 Fig. 16.13 Thermal fatigue crack produced in the hardfacing alloy on an exhaust valve from a heavy-duty gasoline engine Fig. 16.20 Transgranular fracture modes in body-centered cubic (bcc) crystals. (a) Ductile fracture begins with shear deformation along...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 November 2012
DOI: 10.31399/asm.tb.ffub.t53610415
EISBN: 978-1-62708-303-4
... Transgranular-Intergranular Fracture Transition Aging Intermetallic Phase Precipitation Carbide Reactions Interaction of Precipitation Processes Creep-Rupture Embrittlement Creep-Fatigue Interaction Thermal Fatigue Thermomechanical Fatigue Portions of this chapter came from “ Creep...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 August 2005
DOI: 10.31399/asm.tb.horfi.9781627082563
EISBN: 978-1-62708-256-3
Series: ASM Technical Books
Publisher: ASM International
Published: 01 August 2005
DOI: 10.31399/asm.tb.mmfi.t69540047
EISBN: 978-1-62708-309-6
...Abstract Abstract This chapter examines the phenomena of deformation and fracture in metals, providing readers with an understanding of why it occurs and how it can be prevented. It begins with a detailed review of tension and compression stress-strain curves, explaining how they are produced...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 September 2008
DOI: 10.31399/asm.tb.fahtsc.t51130285
EISBN: 978-1-62708-284-6
... and toughness of a tool steel as a function of tempering temperature. Charpy V-test performed at room temperature in the short-transverse direction Fig. 31 Secondary electron image. (a) Intergranular crack path on the carbonitrided case. (b) Transgranular dimpled fracture in the base material...
Series: ASM Technical Books
Publisher: ASM International
Published: 30 November 2013
DOI: 10.31399/asm.tb.uhcf3.9781627082709
EISBN: 978-1-62708-270-9
Series: ASM Technical Books
Publisher: ASM International
Published: 01 September 2005
DOI: 10.31399/asm.tb.gmpm.t51250039
EISBN: 978-1-62708-345-4
... fatigue fracture gears iron-base alloys magnesium alloys rolling contact fatigue surface-hardening steels through hardening wrought steel GEAR MATERIALS can be broadly classified into two groups: nonmetallic and metallic materials. Nonmetallics are the plastics, both thermoplastic...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 January 2015
DOI: 10.31399/asm.tb.spsp2.t54410439
EISBN: 978-1-62708-265-5
..., and Fracture of Ferritic Microstructures.” Below the transition temperature fracture occurs by transgranular cleavage on <100> planes of the bcc ferrite microstructure. Cracking during Primary Processing Hot Shortness Associated with Copper Overheating and Burning during Forging Aluminum...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 January 2017
DOI: 10.31399/asm.tb.sccmpe2.t55090341
EISBN: 978-1-62708-266-2
... be directly correlated with changes in the CaO and MgO concentrations in the glassy phase at the grain boundaries. Cracks grow through grains (transgranular fracture) or through boundaries (intergranular fracture), depending on the chemistry of each, and can change from one fracture mode to the other...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 August 2005
DOI: 10.31399/asm.tb.horfi.t51180151
EISBN: 978-1-62708-256-3
... Fig. 14 Micrograph, original magnification at 200×, of a transverse section from a specimen of austenitic stainless steel, showing a branching, transgranular stress-corrosion crack Fig. 15 Fracture surface of a high-strength steel part that failed from stress corrosion, showing progression...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 2015
DOI: 10.31399/asm.tb.cpi2.t55030117
EISBN: 978-1-62708-282-2
... amount of branching. Surface pitting is not a prerequisite for corrosion fatigue cracking of carbon steels nor is the transgranular fracture path; corrosion fatigue cracks sometimes occur in the absence of pits and follow grain boundaries or prior-austenite grain boundaries. The relationship between...
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 2015
DOI: 10.31399/asm.tb.cpi2.t55030148
EISBN: 978-1-62708-282-2
...) and ductile transgranular fracture (TG) are shown. RA, reduction of area. Source: Ref 28 Fig. 20 Effects of hydrogen content (375 ppm), strain rate, and temperature on the tensile ductility of typical α/β-titanium alloy unnotched tensile specimens. Source: Ref 30 Abstract Abstract...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 September 2008
DOI: 10.31399/asm.tb.fahtsc.t51130111
EISBN: 978-1-62708-284-6
...-contact fatigue appears like wear in early stages Multiple intergranular fissures covered with reaction scale Grain faces may show porosity Metallographic inspection, 50 to 1000× (cross section) Grain distortion and flow near fracture Irregular, transgranular fracture Little...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 January 2017
DOI: 10.31399/asm.tb.sccmpe2.t55090419
EISBN: 978-1-62708-266-2
... in an austenitic stainless steel (0.1% C, 1% Si, 2% Mn, 18% Cr, 10% Ni, 2% Mo, 0.6% Ti) caused by MgCl 2 solution at approximately 100 °C (212 °F). Transgranular rupture reveals feathery pattern. Original magnification: 5500×. Source: Ref 18.7 Fig. 18.4 Intergranular fracture of type 304 austenitic...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 January 2017
DOI: 10.31399/asm.tb.sccmpe2.t55090257
EISBN: 978-1-62708-266-2
... crack propagation have been observed, SCC in magnesium alloys is usually transgranular, with significant secondary cracking (branching). Initiation of these cracks invariably occurs at corrosion pits ( Ref 9.39 , 9.47 , 9.57 , 9.58 ). Transgranular SCC fractures in wrought magnesium alloys...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 2009
DOI: 10.31399/asm.tb.sfa.t52780109
EISBN: 978-1-62708-268-6
... in early stages Multiple intergranular fissures covered with reaction scale Grain faces may show porosity Metallographic inspection, 50 to 1000 × (cross section) Grain distortion and flow near fracture Irregular, transgranular fracture Little distortion evident...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 January 2017
DOI: 10.31399/asm.tb.sccmpe2.t55090043
EISBN: 978-1-62708-266-2
... to a saltwater environment. Original magnification: 1800×. Source: Ref 2.17 Transgranular fracture, sometimes described as “cleavagelike or quasi-cleavage” because of its brittle appearance, is often observed for SCC in environments that contain hydrogen sulfide, but intergranular cracking is also...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 January 2017
DOI: 10.31399/asm.tb.sccmpe2.t55090221
EISBN: 978-1-62708-266-2
... here. The reader is referred to these articles for further details. The ammonia-brass system has dominated mechanistic studies of SCC of copper-base alloys (e.g., Ref 7.69 ). Such studies generally have been divided according to fracture mode: intergranular and transgranular. There is no consensus...