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eddy current testing

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Published: 01 January 1993
Fig. 3 Eddy-current test instrument with vector point display More
Image
Published: 01 January 2006
Fig. 21 Principle of eddy current material testing. Source: Ref 2 , 26 More
Image
Published: 01 August 2018
Fig. 24 Eddy current inspection for hardness testing of PM wedges at 10,000 parts/h. Source: Ref 20 More
Series: ASM Desk Editions
Publisher: ASM International
Published: 01 December 1998
DOI: 10.31399/asm.hb.mhde2.a0003234
EISBN: 978-1-62708-199-3
... permeability, lift-off and fill factors, edge effect, and skin effect. It further describes different aspects of eddy current testing such as the selection of inspection frequencies and the types and configurations of inspection coils. The article also deals with the eddy current instrumentation...
Series: ASM Handbook
Volume: 17
Publisher: ASM International
Published: 01 August 2018
DOI: 10.31399/asm.hb.v17.a0006445
EISBN: 978-1-62708-190-0
... tomography, and gamma-ray density determination. The article also discusses the methods for automated nondestructive testing of pressed and sintered PM parts: acoustic methods-resonance testing, eddy current testing, magnetic bridge comparator testing, ultrasonic techniques, radiographic techniques, gamma...
Series: ASM Handbook
Volume: 6
Publisher: ASM International
Published: 01 January 1993
DOI: 10.31399/asm.hb.v06.a0001473
EISBN: 978-1-62708-173-3
...Abstract Abstract This article describes the applications, methods, and limitations of five principal nondestructive test methods, namely, penetrant testing, magnetic-particle testing, eddy current testing, radiographic testing, and ultrasonic testing. The article also provides guidance...
Series: ASM Handbook
Volume: 4C
Publisher: ASM International
Published: 09 June 2014
DOI: 10.31399/asm.hb.v04c.a0005863
EISBN: 978-1-62708-167-2
...-destructive testing methods, namely, magnetic particle testing, ultrasonic testing, and eddy current testing to evaluate induction-hardened components. case depth frequency induction hardening inductors inspection nondestructive testing quenching surface hardness evaluation Introduction...
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
..., and the common methods of detecting surface discontinuities by magnetic-particle inspection, liquid penetrant inspection, and eddy-current testing. The major NDE methods for internal (volumetric) inspection in failure analysis also are described. eddy-current testing liquid penetrant inspection magnetic...
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...
Image
Published: 01 August 2018
Fig. 5 Test head of the eddy-current inspection unit shown in Fig. 4 A, orifice for test pipe or tube; B, one of eight paint-spray guns for marking; C, reference-standard testpiece More
Series: ASM Handbook
Volume: 17
Publisher: ASM International
Published: 01 August 2018
DOI: 10.31399/asm.hb.v17.a0006450
EISBN: 978-1-62708-190-0
..., and a filter. These are the same basic elements that are used in modern systems for eddy-current inspection. Several artificial imperfections in metals were tried for calibrating tests, but by 1935 the small drilled hole had become the reference standard for all production testing. The drilled hole...
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
... Institute (API). The API Specification 5CT ( Ref 3 ) for casing and tubing allows NDE device measurement of wall thickness (Section 10.13.4) and requires NDE inspection to be full body, full length for most pipe grades (with options for ultrasonic, flux-leakage, eddy-current, and magnetic-particle testing...
Series: ASM Handbook
Volume: 17
Publisher: ASM International
Published: 01 August 2018
DOI: 10.31399/asm.hb.v17.a0006467
EISBN: 978-1-62708-190-0
... of readout but also can mark the location of the flaw on the bar before it emerges from the inspection equipment and can automatically sort the bars on the basis of seam depth. Eddy-Current Testing of Cold-Drawn Bars (<xref rid="a0006467-ref1" ref-type="bibr">Ref 1</xref>) Surface defects on cold...
Series: ASM Handbook
Volume: 14B
Publisher: ASM International
Published: 01 January 2006
DOI: 10.31399/asm.hb.v14b.a0009152
EISBN: 978-1-62708-186-3
.... Conventionally, material formability is determined through destructive methods, such as tensile test and bulge test. Nondestructive methods, such as eddy current testing, avoid this problem. Furthermore, these methods can be used online without disturbing the production rate as well as make it possible...
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
... examples of the methods performed on various types of flaws resulting from solid-state welding processes. eddy current nondestructive evaluation solid-state welding ultrasound testing X-ray radiography A NUMBER OF NONDESTRUCTIVE EVALUATION (NDE) methods, such as visual, liquid penetrant...
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
... eddy currents, as shown in Fig. 3 ( Ref 3 ).The eddy current contours in the tested material are approximately similar in shape to the shape of the coil that generates the alternating field, especially on the material surface facing the coil. After eddy currents are induced in the material...
Series: ASM Desk Editions
Publisher: ASM International
Published: 01 December 1998
DOI: 10.31399/asm.hb.mhde2.a0003228
EISBN: 978-1-62708-199-3
...Abstract Abstract This article reviews nondestructive testing (NDT) and inspection techniques, namely liquid penetrant, magnetic particle, ultrasonics, X-ray, eddy current, visual and radiography that are commonly used to detect and evaluate flaws or leaks in an engineering system. This article...
Series: ASM Handbook
Volume: 4C
Publisher: ASM International
Published: 09 June 2014
DOI: 10.31399/asm.hb.v04c.a0005857
EISBN: 978-1-62708-167-2
... particle technique is suitable only for ferromagnetic metals and requires the application of a strong magnetic field, but it provides a more sensitive and even more certain means of detection. Ultrasonic and eddy-current testing, quantitative magnetic flux leakage techniques, and the alternating...
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
..., to investigate more detailed information into the volume of the component. NDE techniques such as eddy current testing (ET) for electrically-conductive materials, full volumetric inspection using ultrasonic testing (UT) for metals, and radiographic testing (RT) are available in these instances. Eddy current...
Series: ASM Handbook
Volume: 4E
Publisher: ASM International
Published: 01 June 2016
DOI: 10.31399/asm.hb.v04e.a0006289
EISBN: 978-1-62708-169-6
... 520.0-T4 21.00 535.0 20.00 712.0 35.00 713.0 35.00 771.0 27.00 850.0 47.00 (a) As reported, unless otherwise noted. (b) Calculated from conductivity. Source: ASM Specialty Handbook: Aluminum and Aluminum Alloys, NDT Magazine , Sept–Oct 1955, and Eddy Current Testing...