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Marking

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Image
Published: 01 June 2019
Fig. 13 A drilled hole with tool marking that was altered by the woody textured fracture plane More
Image
Published: 01 June 2019
Fig. 1 Annular marking on face of nut. More
Image
Published: 01 December 1992
Fig. 3 Faint semicircular marking on fracture surface around inclusion. More
Series: ASM Failure Analysis Case Histories
Publisher: ASM International
Published: 01 June 2019
DOI: 10.31399/asm.fach.mech.c0048139
EISBN: 978-1-62708-225-9
... and tool marks were revealed on the inner surface of the broken spring. A typical fatigue fracture that originated at a tool mark on the wire surface was revealed by inspection of a fracture surface of the broken springs. Regions which displayed beach marks around the fracture origin and parallel...
Series: ASM Failure Analysis Case Histories
Publisher: ASM International
Published: 01 June 2019
DOI: 10.31399/asm.fach.process.c0048134
EISBN: 978-1-62708-235-8
..., in the horizontal and vertical planes during the testing. The fracture was revealed to have occurred in bend 2. An indentation, presumably caused by the bending tool during forming, at the inner surface of the bend where fracture occurred was revealed by microscopic examination. Spiral marks produced on springs...
Image
Published: 01 June 2019
Fig. 3 Beach marks and cleavage-like river markings on the fracture surface. More
Image
Published: 01 December 1992
Fig. 4 Fracture surface on the spindle, showing beach marks and ratchet marks. More
Image
Published: 01 December 2019
Fig. 1 Photograph of riser boiler tube in as received condition. Punch marks marked as 5, 6, and 7 on the side facing the furnace can be seen More
Image
Published: 01 December 2019
Fig. 2 Closer view of the punch marks marked 5, 6, and 7 on the riser boiler tube More
Series: ASM Failure Analysis Case Histories
Publisher: ASM International
Published: 01 June 2019
DOI: 10.31399/asm.fach.matlhand.c0048073
EISBN: 978-1-62708-224-2
... Abstract A drum pinion shaft (1030 steel) which was part of the hoisting gear of a crane (capacity 18,140-kg) operating in a blooming mill failed while lifting a 9070 kg load. Chatter marks, rough-machining marks, and sharp corner radii were revealed in the keyway which extended into a shoulder...
Image
Published: 01 June 2019
Fig. 1 Mark 22 assembly in K-basin VTS More
Image
Published: 01 June 2019
Fig. 9 Weld hole, section 2 (arrow marks section of weld that did not fuse to the plug) More
Image
Published: 01 June 2019
Fig. 1 Mark 22 in K-Reactor basin storage More
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Published: 01 June 2019
Fig. 2 Mark 31A target slugs in L-basin storage More
Image
Published: 01 June 2019
Fig. 5 Mark 31A inner and outer slugs More
Image
Published: 01 June 2019
Fig. 3 Photograph of Fractured Surface. Note indistinct chevron markings in midsection, pointing upward. Dimensions: 1 1 4 in. thick, 1 5 8 in. high More
Image
Published: 01 June 2019
Fig. 2 Fracture surface showing beach marks representative of crack fronts. More
Image
Published: 01 June 2019
Fig. 8 (a) Showing beach marks characteristics of fatigue failure. (b) Coarse fatigue striation “tyre track” markings (1000×). More
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Published: 01 June 2019
Fig. 12 Superheater Failure - Note flat oxidized surface with ratchet marks (arrows). More
Image
Published: 01 June 2019
Fig. 2 Crescent shaped envelope with coarse brittle fracture and `ratchet' marks at × 2 More