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Image
Published: 01 June 2019
Fig. 4 The manipulators, television cameras, and movable support structure of the LANSCE Monitor More
Image
Published: 01 June 2019
Fig. 2 Inspection equipment (P-scan controls, two camera systems, and monitors) More
Series: ASM Handbook
Volume: 11B
Publisher: ASM International
Published: 15 May 2022
DOI: 10.31399/asm.hb.v11B.a0006851
EISBN: 978-1-62708-395-9
... digital camera. It covers basic photographic principles and manipulation of settings that assist in producing high-quality images. The need for accurate photographic documentation in failure analysis is also presented. failure analysis photographic documentation photography professional digital...
Series: ASM Handbook
Volume: 11
Publisher: ASM International
Published: 15 January 2021
DOI: 10.31399/asm.hb.v11.a0006763
EISBN: 978-1-62708-295-2
... photographic principles and techniques as applied to failure analysis, both in the field and in the laboratory. The discussion covers the processes involved in field and laboratory photographic documentations, provides a description of professional digital cameras, and gives information on photographic...
Series: ASM Handbook Archive
Volume: 11
Publisher: ASM International
Published: 01 January 2002
DOI: 10.31399/asm.hb.v11.a0003527
EISBN: 978-1-62708-180-1
... create glare or reflected images of the camera or lights. Special techniques can be employed to deal with highly reflective conditions and are described later in this article. Magnification Determination The relative size of a failed component and the magnification of the photograph are important...
Series: ASM Failure Analysis Case Histories
Publisher: ASM International
Published: 01 June 2019
DOI: 10.31399/asm.fach.power.c9001639
EISBN: 978-1-62708-229-7
... transducers and two cameras. The purpose of this inspection was to verify corrosion models and to investigate the possibility of previously unidentified corrosion sites or mechanisms. The inspections included evaluation of previously identified leak sites, thickness mapping, and crack detection scans...
Image
Published: 30 August 2021
Fig. 11 Still images from Florida International University, Miami, FL, parking garage video camera on March 15, 2018, showing east views of pedestrian bridge (a) precollapse and (b) postcollapse. Source: Ref 24 More
Image
Published: 01 January 2002
Fig. 17 Glass plate broken in thermal shock. The fracture origin is at the lower edge of the plate. Note how the crack is normal to this edge. The “meandering” shape of the crack is typical of thermal-shock failure of plates. Camera image; picture width ∼20 mm More
Image
Published: 01 January 2002
Fig. 11 Fracture surface of a porcelain insulator, which broke during cutting with a diamond saw. Fracture moved from right to left. Mist and velocity hackle and Wallner lines are readily seen in this fine-grained material. Camera image; picture width ∼20 mm. Source: Ref 3 More
Series: ASM Failure Analysis Case Histories
Volume: 2
Publisher: ASM International
Published: 01 December 1993
DOI: 10.31399/asm.fach.v02.c9001336
EISBN: 978-1-62708-215-0
... observation team left, the same pipes began to show severe corrosion at the outer bends. The food processor operator claimed that all of the daily procedures were identical to those followed during the observation period. However, a security video camera inadvertently filmed the operator skipping...
Series: ASM Failure Analysis Case Histories
Publisher: ASM International
Published: 01 June 2019
DOI: 10.31399/asm.fach.modes.c9001632
EISBN: 978-1-62708-234-1
... area, a system called Monitor was developed. Monitor uses dual-force feedback manipulators and “sees” through a series of closed-circuit television cameras. It has several joints for angular movement and articulation for reaching. Controls are contained in a remote space shielded from the radioactive...
Series: ASM Handbook
Volume: 11
Publisher: ASM International
Published: 15 January 2021
DOI: 10.31399/asm.hb.v11.a0006755
EISBN: 978-1-62708-295-2
.... Remember: document and protect it. If the investigator is not able to visit the failure scene, he should request all documentation and/or photographs of the failure scene. If there are security cameras on site, ask for a copy of the video footage. Photographs and video of the failure scene, both before...
Series: ASM Handbook Archive
Volume: 11
Publisher: ASM International
Published: 01 January 2002
DOI: 10.31399/asm.hb.v11.a0003519
EISBN: 978-1-62708-180-1
... with digital cameras, photos are free. Take hundreds or even thousands of photographs. Fig. 1 Carrying case with contents of field investigation kit (Table 1) without camera, cell phone, and laptop or hand-held computer device Field investigation kit contents Table 1 Field investigation kit...
Series: ASM Handbook
Volume: 11A
Publisher: ASM International
Published: 30 August 2021
DOI: 10.31399/asm.hb.v11A.a0006801
EISBN: 978-1-62708-329-4
... ellipses. Smaller-diameter grid patterns allow for strain measurement in precisely localized areas but may come at the expense of reduced accuracy. While circles/ellipses are easiest for visual measurements, squares/rectangles are preferred for camera-based systems. In this approach, the nodes...
Series: ASM Handbook
Volume: 11
Publisher: ASM International
Published: 15 January 2021
DOI: 10.31399/asm.hb.v11.a0006764
EISBN: 978-1-62708-295-2
... temperatures are imaged by point sensors, IR cameras, or coatings that change appearance with temperature. Analysis is based on absolute and change of temperature following a stimulus. Locating near-surface discontinuities that alter heat transfer through object Requires precise control of environment, heat...
Series: ASM Failure Analysis Case Histories
Publisher: ASM International
Published: 01 June 2019
DOI: 10.31399/asm.fach.aero.c9001708
EISBN: 978-1-62708-217-4
... performed during the correction for the dimensional tolerances in 1993. The damage to this propeller was initially detected by the camera on a small submersible remotely controlled vehicle (ROV). It showed some bending and deformation of the blades, but all of the blade tips were present at the time. After...
Series: ASM Failure Analysis Case Histories
Publisher: ASM International
Published: 01 June 2019
DOI: 10.31399/asm.fach.modes.c9001683
EISBN: 978-1-62708-234-1
... of these. The tubercle characteristics were used during the visual inspection of the system. Small video cameras installed in side penetrations were employed for the visual examination. Radiography was applied at welds exhibiting either the tubercle characteristics or poor weld quality. An overlay of a gamma radiograph...
Series: ASM Handbook Archive
Volume: 11
Publisher: ASM International
Published: 01 January 2002
DOI: 10.31399/asm.hb.v11.a0003542
EISBN: 978-1-62708-180-1
... seen in this fine-grained material. Camera image; picture width ∼20 mm. Source: Ref 3 Fig. 12 Fracture surface of a glass capillary broken in bending. Fracture propagated from top to bottom. Gull wings and wake hackle formed when the front moved around the hole of the capillary (the black...
Series: ASM Handbook
Volume: 11A
Publisher: ASM International
Published: 30 August 2021
DOI: 10.31399/asm.hb.v11A.a0006804
EISBN: 978-1-62708-329-4
... in a root-cause investigation of the same incident. Weather Data and Video Footage Weather reports from the weather service or onsite detailing the wind direction and speed during the event can be useful. News footage or videos from security cameras in the area can also supply information about...
Series: ASM Failure Analysis Case Histories
Publisher: ASM International
Published: 01 June 2019
DOI: 10.31399/asm.fach.power.c9001515
EISBN: 978-1-62708-229-7
... Examination The first examination of the failed pressure tube was made while it was still in the reactor. Using a radiationresistant camera, the crack was found to be roughly straight and about 3.7m long, extending from the coolant outlet end of the tube. A flap of tube material was also observed...