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thermography

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Series: ASM Handbook
Volume: 17
Publisher: ASM International
Published: 01 August 2018
DOI: 10.31399/asm.hb.v17.a0006464
EISBN: 978-1-62708-190-0
...Abstract Abstract For most nondestructive evaluation (NDE) applications, the term thermography actually refers to surface-excited thermography (SET) that involves thermal mapping of surface temperature as heat flows from, to, or through a test object in response to excitation applied...
Series: ASM Handbook
Volume: 17
Publisher: ASM International
Published: 01 August 2018
DOI: 10.31399/asm.hb.v17.a0006444
EISBN: 978-1-62708-190-0
...Abstract Abstract Vibrothermography, also known as sonic thermography, sonic infrared (IR), thermosonics, and vibroacoustic thermography, is a nondestructive evaluation (NDE) technique for finding cracks and delaminations through vibration-induced heating. This article describes the four parts...
Series: ASM Handbook
Volume: 13A
Publisher: ASM International
Published: 01 January 2003
DOI: 10.31399/asm.hb.v13a.a0003657
EISBN: 978-1-62708-182-5
...Abstract Abstract This article begins with an overview of the various aspects of infrared pulse thermography used to detect disbondments, delaminations, and generalized corrosion. It describes the distinctive phases of the pulse thermographic process and the key components that are required...
Book Chapter

Series: ASM Desk Editions
Publisher: ASM International
Published: 01 December 1998
DOI: 10.31399/asm.hb.mhde2.a0003239
EISBN: 978-1-62708-199-3
... inspection and many types of temperature-measuring devices and substances, this article focuses only on thermography, which is the mapping of isotherms, or contours of equal temperature, over a test surface, and on thermometry, which is the measurement of temperature. Thermography techniques can...
Series: ASM Handbook
Volume: 17
Publisher: ASM International
Published: 01 August 2018
DOI: 10.31399/asm.hb.v17.a0006453
EISBN: 978-1-62708-190-0
... configuration and selective excitation configuration of the signal-generation mechanisms in thermal nondestructive evaluation methods. The three widely used approaches to TNDE are surface-excited thermography, vibrothermography, and thermoelastic stress analysis. The article provides information on the common...
Series: ASM Handbook
Volume: 17
Publisher: ASM International
Published: 01 August 2018
DOI: 10.31399/asm.hb.v17.a0006478
EISBN: 978-1-62708-190-0
..., electromagnetic acoustic transducer, radiography, thermography, and low-frequency vibration methods. The article also provides information on NDE methods commonly used for metal-matrix composites. acoustic emission computed tomography digital radiography eddy-current electromagnetic acoustic transducer...
Series: ASM Handbook
Volume: 21
Publisher: ASM International
Published: 01 January 2001
DOI: 10.31399/asm.hb.v21.a0003436
EISBN: 978-1-62708-195-5
...-ultrasonics, radiography, X-ray computed tomography, thermography, low-frequency vibration methods, acoustic emission, eddy current testing, optical holography, and shearography. The article presents some examples are for fiber-reinforced polymer-matrix composites. Many of the techniques have general...
Series: ASM Handbook
Volume: 18
Publisher: ASM International
Published: 31 December 2017
DOI: 10.31399/asm.hb.v18.a0006400
EISBN: 978-1-62708-192-4
... the maximum bearing surface temperature generates advanced warning of a failure. Also, corroded electrical connections, damaged material components, and so on can cause abnormal temperature distribution, which can be used as a health indicator. Infrared thermography is the process of using thermal imagers...
Series: ASM Handbook
Volume: 17
Publisher: ASM International
Published: 01 August 2018
DOI: 10.31399/asm.hb.v17.a0006451
EISBN: 978-1-62708-190-0
... stress on the surface of a part subjected to time-varying loads. Thermoelastic stress analysis differs from other thermal techniques in that it does not measure heat transfer through a part due to an externally applied excitation, as in pulse thermography or vibrothermography, but instead it measures...
Series: ASM Handbook
Volume: 21
Publisher: ASM International
Published: 01 January 2001
DOI: 10.31399/asm.hb.v21.a0003463
EISBN: 978-1-62708-195-5
.... These techniques include edge replication, stiffness measurement, radiography, ultrasonics, acoustic emission, and thermography. Surface or Edge Replication Surface or edge replication is a technique that has found wide application by materials scientists studying surface topography. Because replication...
Series: ASM Handbook
Volume: 13A
Publisher: ASM International
Published: 01 January 2003
DOI: 10.31399/asm.hb.v13a.a0003653
EISBN: 978-1-62708-182-5
... or infrared light, and some unique methods utilizing reflected and amplified light to look at surface topography, triboluminescent sensing, thermography, and the superconducting quantum interference device (SQUID). Reports describing these methods are included in NACE Symposia on corrosion monitoring...
Series: ASM Handbook
Volume: 17
Publisher: ASM International
Published: 01 August 2018
DOI: 10.31399/asm.hb.v17.a0006438
EISBN: 978-1-62708-190-0
... inspection, dimensional metrology, ultrasound, radiography, penetrant test, magnetic particle test, leak test, eddy current tests, potential drop tests, flash and vibro thermography, shearography, acoustic emissions, and many other methods. This article provides discussion on general NDE science...
Series: ASM Handbook
Volume: 17
Publisher: ASM International
Published: 01 August 2018
DOI: 10.31399/asm.hb.v17.9781627081900
EISBN: 978-1-62708-190-0
Series: ASM Handbook
Volume: 11
Publisher: ASM International
Published: 15 January 2021
DOI: 10.31399/asm.hb.v11.a0006758
EISBN: 978-1-62708-295-2
... thermography using a tuned speaker can also be used to mechanically excite the surface of a part when heating is not practical. Similarly, vibro-thermography can be used to mechanically excite a component with high-frequency vibrations in order to detect small tight surface cracks relative to the detection...
Series: ASM Handbook
Volume: 24
Publisher: ASM International
Published: 15 June 2020
DOI: 10.31399/asm.hb.v24.a0006557
EISBN: 978-1-62708-290-7
... Manufacturing of Stainless Steel , Lasers Manuf. , Vol 41 , 2013 , p 828 – 835 10.1016/j.phpro.2013.03.156 47. Krauss H. , Eschey C. , and Zaeh M. , Thermography for Monitoring the Selective Laser Melting Process , Proceedings of the Solid Freeform Fabrication Symposium , 2012...
Series: ASM Handbook
Volume: 21
Publisher: ASM International
Published: 01 January 2001
DOI: 10.31399/asm.hb.v21.a0003459
EISBN: 978-1-62708-195-5
... for detecting delaminations parallel to the plane of the x-ray image. Thermography Thermography uses an infrared camera to videotape parts as they are heated or cooled and uses the visible thermal differences to extract information about the part. It is useful in bondline inspection, detection...
Series: ASM Handbook
Volume: 21
Publisher: ASM International
Published: 01 January 2001
DOI: 10.31399/asm.hb.v21.a0003431
EISBN: 978-1-62708-195-5
..., computed tomography, and infrared thermography, to name a few. The continued development of these technologies could effectively make huge improvements in some markets. Data fusion systems are designed to provide nondestructive analysis data from fabrication and assembly processes for each individual...
Series: ASM Handbook
Volume: 21
Publisher: ASM International
Published: 01 January 2001
DOI: 10.31399/asm.hb.v21.a0003454
EISBN: 978-1-62708-195-5
... reliable the deeper the delamination is located below the surface. Tap testing is not useful for detecting other types of damage, such as resin cracks and broken fibers. More advanced NDE techniques for inspecting composite ships are impedance testing, x-ray radiography, thermography, and ultrasonics (see...
Series: ASM Handbook
Volume: 13C
Publisher: ASM International
Published: 01 January 2006
DOI: 10.31399/asm.hb.v13c.a0004215
EISBN: 978-1-62708-184-9
Series: ASM Handbook
Volume: 21
Publisher: ASM International
Published: 01 January 2001
DOI: 10.31399/asm.hb.v21.a0003456
EISBN: 978-1-62708-195-5
... enhancement Acoustic methods, which identify changes in sound emission Ultrasonic methods, such as A-scan and C- scan and also Lamb waves Thermography Interferometry Radiography Microwave Material property changes, that is, stiffness and dielectric strength A detailed discussion...