1-20 of 637 Search Results for

ultrasonic method

Follow your search
Access your saved searches in your account

Would you like to receive an alert when new items match your search?
Close Modal
Sort by
Image
Published: 01 January 2003
Fig. 10 Ultrasonic method for detecting poor bonding in a lap splice with ultrasonic guided waves. (a) Ultrasonic through-transmission approach for lap splice joint inspection. (b) Double-spring “hopping probe” used for the inspection of a lap splice joint. (c) Signal for a good bond. (d More
Image
Published: 01 August 2018
Fig. 22 (a) Schematic of ultrasonic polar scan method. State-of-the-art pulsed ultrasonic polar scan recordings at f c = 5 MHz for (b) aluminum with thickness d = 0.6 mm (0.024 in.) and (c) [0°] 8 carbon/epoxy laminate with thickness d = 1.1 mm (0.043 in.). QL, quasi-longitudinal More
Series: ASM Handbook
Volume: 19
Publisher: ASM International
Published: 01 January 1996
DOI: 10.31399/asm.hb.v19.a0002363
EISBN: 978-1-62708-193-1
... emission techniques, ultrasonic methods, eddy current techniques, infrared techniques, exoelectron methods, and gamma radiography. The article explains the microscopy methods used to determine fatigue crack initiation and propagation. These include electron microscopy, scanning tunneling microscopy, atomic...
Series: ASM Handbook
Volume: 5
Publisher: ASM International
Published: 01 January 1994
DOI: 10.31399/asm.hb.v05.a0001269
EISBN: 978-1-62708-170-2
...-atmosphere techniques, such as Sendzimir oxidation/reduction method; other specialized methods, namely, fluxes, mechanical cleaning, and ultrasonic methods; or a combination of these. alkaline cleaning chemical pickling contaminant removal continuously applied coatings electrolytic cleaning...
Series: ASM Handbook
Volume: 6A
Publisher: ASM International
Published: 31 October 2011
DOI: 10.31399/asm.hb.v06a.a0005616
EISBN: 978-1-62708-174-0
... with the radiography method over other NDE methods is the requirement for accessibility to both surfaces of the material to be tested. Ultrasound The ultrasonic method uses high-frequency sound waves to locate and measure flaws in welds. It can be used to inspect various materials such as metals, plastics...
Series: ASM Handbook
Volume: 17
Publisher: ASM International
Published: 01 August 2018
DOI: 10.31399/asm.hb.v17.a0006477
EISBN: 978-1-62708-190-0
... method over other NDE methods is the requirement for accessibility to both surfaces of the material to be tested. Ultrasound The ultrasonic method uses high-frequency sound waves to locate and measure flaws in welds. It can be used to inspect various materials such as metals, plastics, composites...
Series: ASM Handbook
Volume: 13A
Publisher: ASM International
Published: 01 January 2003
DOI: 10.31399/asm.hb.v13a.a0003658
EISBN: 978-1-62708-182-5
...) tools: microwave NDE and guided wave (GW) ultrasonic NDE methods. The in-service inspection scenario is complicated by the fact that corrosion is often hidden, and expensive disassembly can be required to complete an inspection. Microwave and GW NDE techniques have promise as methods that minimize...
Series: ASM Handbook
Volume: 21
Publisher: ASM International
Published: 01 January 2001
DOI: 10.31399/asm.hb.v21.a0003437
EISBN: 978-1-62708-195-5
... of particle size and size distribution measurement Table 1 Typical methods of particle size and size distribution measurement Measuring principle Method Approximate useful size range, μm Mechanical or ultrasonic agitation Sieving 5–125 mm Microscopy Optical 0.5–100 Electron 0.001...
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
... Abstract This article introduces the principal methodologies and some technologies that are being applied for nondestructive evaluation of composite materials. These include ultrasonic testing (UT), air-coupled UT, laser UT, ultrasonic spectroscopy, leaky lamb wave method, acousto-ultrasonics...
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
...-reinforced polymer-matrix composites low-frequency vibration method metal-matrix composites nondestructive evaluation thermography ultrasonic emission Nondestructive Testing of Composite Materials Composite materials, because of their nonhomogeneous, anisotropic characteristics, pose significant...
Image
Published: 15 June 2020
Fig. 40 Friction and wear properties of Al 2 O 3 /ZrO 2 eutectic ceramic. (a) Standard cylinder for friction and wear testing. (b) Microtopography with ultrasonic-assisted method. (c) Microtopography without ultrasonic-assisted method. (d) Coefficient of friction (COF) with ultrasonic More
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: 6
Publisher: ASM International
Published: 01 January 1993
DOI: 10.31399/asm.hb.v06.a0001472
EISBN: 978-1-62708-173-3
... of welding. Three methods used for the detection of slag below the surface of single-pass or multiple-pass welds are magnetic particle, radiographic, and ultrasonic inspection. Depending on their size, shape, orientation, and proximity to the surface, slag inclusions can be detected by magnetic particle...
Series: ASM Handbook
Volume: 17
Publisher: ASM International
Published: 01 August 2018
DOI: 10.31399/asm.hb.v17.a0006461
EISBN: 978-1-62708-190-0
... Abstract This article provides an overview of the characteristics of Rayleigh waves plus methods for generation and detection of waves, including using piezoelectric transducers or noncontact techniques such as lasers, electromagnetic acoustic transducers, or air-coupled ultrasonics. It reviews...
Series: ASM Handbook
Volume: 17
Publisher: ASM International
Published: 01 August 2018
DOI: 10.31399/asm.hb.v17.a0006446
EISBN: 978-1-62708-190-0
... of intrinsic nonlinearity in intact solids, and the main mechanisms of excess nonlinearity in damaged metals. It describes the measurement methods for nonlinear ultrasonic materials characterization and flaw-detection. The article schematically illustrates the instrumentation used for measurements...
Series: ASM Handbook
Volume: 17
Publisher: ASM International
Published: 01 August 2018
DOI: 10.31399/asm.hb.v17.a0006449
EISBN: 978-1-62708-190-0
...-effect sensors, and magnetic-particle techniques), ultrasonic, acoustic emission, guided wave, laser testing, microwave, radiographic, thermal and infrared testing, x-ray diffraction, and visual inspection. Selection of the NDT method depends on product manufacturing specifications and requirements...
Series: ASM Handbook
Volume: 13A
Publisher: ASM International
Published: 01 January 2003
DOI: 10.31399/asm.hb.v13a.a0003638
EISBN: 978-1-62708-182-5
..., such as ultrasonic thickness measurements, work from the outside of the vessel. Emerging techniques, such as microwave and guided wave ultrasonic methods can be configured to detect corrosion under coatings or to measure the moisture content of the interior of structures. Infrared imaging is typically used to detect...
Series: ASM Handbook
Volume: 8
Publisher: ASM International
Published: 01 January 2000
DOI: 10.31399/asm.hb.v08.a0003329
EISBN: 978-1-62708-176-4
... the semidestructive methods of residual stress measurement: blind hole drilling and ring coring, spot annealing, and X-ray diffraction techniques. Nondestructive methods such as neutron diffraction, ultrasonic velocity, and magnetic Barkhausen noise techniques, are also discussed. Barkhausen noise analysis...