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D6ac

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Image
Published: 01 December 1992
Fig. 1 D6ac steel frame. More
Image
Published: 01 December 1992
Fig. 2 Fluorescent magnetic particle display of cracks in a D6ac steel frame flange on a fighter aircraft. More
Image
Published: 01 December 1992
Fig. 3 Typical fracture face in D6ac steel frame. More
Image
Published: 01 December 1992
Fig. 5 Multiple cracking and crack branching in D6ac steel frame. 142×. More
Series: ASM Failure Analysis Case Histories
Volume: 1
Publisher: ASM International
Published: 01 December 1992
DOI: 10.31399/asm.fach.v01.c9001030
EISBN: 978-1-62708-214-3
... Fig. 1 D6ac steel frame. Fig. 2 Fluorescent magnetic particle display of cracks in a D6ac steel frame flange on a fighter aircraft. Fig. 3 Typical fracture face in D6ac steel frame. Fig. 4 Corrosion associated with fastener holes. (a) Typical hole preparation. (b...
Image
Published: 01 December 2019
Fig. 3 SEM of dimpled intergranular fracture surface produced by sub-critical crack growth for a high strength D6aC steel (tempered at 650 °C to 41HRC) in liquid mercury at 20 °C [ 5 ] More
Image
Published: 01 December 2019
Fig. 4 SEM of brittle intergranular fracture surface, exhibiting smooth areas with tear ridges, produced by sub-critical crack growth for a high strength D6aC steel (tempered at 400 °C to 51HRC) in liquid mercury at 20 °C [ 5 ] More
Image
Published: 01 December 2019
Fig. 2 Plots of crack-velocity versus stress-intensity factor for an aluminium alloy (7075-T651) [ 12 ], a titanium alloy (Ti 8%Al 1%Mo 1%V) [ 13 ] and a high-strength steel (D6aC) [ 14 ], tested in liquid mercury at 20 °C More
Series: ASM Failure Analysis Case Histories
Publisher: ASM International
Published: 01 June 2019
DOI: 10.31399/asm.fach.design.c0046155
EISBN: 978-1-62708-233-4
... to ensure a tangency fit. Fretting Galling Structural members D6ac Fatigue fracture A structure had been undergoing fatigue testing for several months when a postlike member ruptured. Fracture occurred in the fillet of the post that contacted the edge of a carry-through box bolted...
Series: ASM Failure Analysis Case Histories
Publisher: ASM International
Published: 01 June 2019
DOI: 10.31399/asm.fach.process.c0046044
EISBN: 978-1-62708-235-8
... portion of the heat-treating cycle and tempering in the salt pot used for quenching, immediately after quenching. Forgings Quench cracking Rocket casings D6ac Heat treating-related failures Brittle fracture The rocket-motor case shown in Fig. failed during proof-pressure testing...
Series: ASM Failure Analysis Case Histories
Volume: 3
Publisher: ASM International
Published: 01 December 2019
DOI: 10.31399/asm.fach.v03.c9001812
EISBN: 978-1-62708-241-9
... [ 11 ] Fig. 2 Plots of crack-velocity versus stress-intensity factor for an aluminium alloy (7075-T651) [ 12 ], a titanium alloy (Ti 8%Al 1%Mo 1%V) [ 13 ] and a high-strength steel (D6aC) [ 14 ], tested in liquid mercury at 20 °C Fig. 3 SEM of dimpled intergranular fracture surface...
Series: ASM Handbook Archive
Volume: 11
Publisher: ASM International
Published: 01 January 2002
DOI: 10.31399/asm.hb.v11.a0003540
EISBN: 978-1-62708-180-1
... and Cyclic IG Processes Cyclic microvoid and cyclic IG processes ( Ref 13 ) have also been observed. The former is shown in Fig. 6 for an ultrahigh-strength D6AC steel tested at a stress-intensity factor range (Δ K ) greater than 60 MPa m (54.6 ksi in. ). The crack advance per cycle...
Series: ASM Handbook
Volume: 11
Publisher: ASM International
Published: 15 January 2021
DOI: 10.31399/asm.hb.v11.a0006777
EISBN: 978-1-62708-295-2
...-intensity factor range (Δ K ) values ( Ref 17 ). Cyclic Microvoid and Cyclic Intergranular Processes <xref rid="a0006777-ref18" ref-type="bibr">(Ref 18)</xref> Cyclic microvoid and cyclic IG processes have also been observed. The former is shown in Fig. 6 for an ultrahigh-strength D6AC steel tested...
Series: ASM Handbook
Volume: 11
Publisher: ASM International
Published: 15 January 2021
DOI: 10.31399/asm.hb.v11.a0006774
EISBN: 978-1-62708-295-2