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visual inspection

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Series: ASM Handbook
Volume: 17
Publisher: ASM International
Published: 01 August 2018
DOI: 10.31399/asm.hb.v17.a0006447
EISBN: 978-1-62708-190-0
... Abstract Visual inspection (VI) is the oldest inspection technique man has used as a quality-control tool to evaluate products, assess their final form in terms of fabrication accuracy and external features based on experience, and decide on their acceptance or rejection. This article discusses...
Book Chapter

Series: ASM Desk Editions
Publisher: ASM International
Published: 01 December 1998
DOI: 10.31399/asm.hb.mhde2.a0003230
EISBN: 978-1-62708-199-3
... Abstract Visual inspection is a nondestructive testing technique that provides a means to detect and examine a variety of surface flaws, such as corrosion, contamination, surface finish, and surface discontinuities. This article discusses the equipment used to aid visual inspection, including...
Image
Published: 01 August 2018
Fig. 6 Schematic minimum viewing angle and maximum distance for visual inspection in accordance with BS EN ISO 9241-5:1999 More
Image
Published: 01 August 2018
Fig. 7 Typical fatigue beach marks during preliminary visual inspection. Courtesy of A. Antonatos More
Image
Published: 01 August 2018
Fig. 8 Ground weld surface after visual inspection and prior to using a subsequent different nondestructive testing method. Courtesy of A. Antonatos More
Image
Published: 15 January 2021
Fig. 3 (a) Visual inspection of wear debris produced by a brake pad/rotor system. The presence of dark particles (mainly magnetite) is a clear indication of the tribo-oxidative contribution of the rotor. (b) Optical microscopy observation of the surface of a cast iron pin after dry sliding More
Image
Published: 15 January 2021
Fig. 1 Visual testing inspection form checklist More
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
... visual inspection, and non-invasive inspection. Inspection execution, risk-based inspection, competence assurance of inspection personnel, inspection coverage, inspection periodicity, inspection anomaly criteria, assessment of fitness, and reporting requirements, are also discussed. The article addresses...
Series: ASM Handbook
Volume: 17
Publisher: ASM International
Published: 01 August 2018
DOI: 10.31399/asm.hb.v17.a0006457
EISBN: 978-1-62708-190-0
... to the inspection of bonded structures, including visual inspection, ultrasonic inspection, X-ray radiography, and neutron radiography. The evaluation and correlation of inspection results are also discussed. The article concludes with information on the effects of ultrasonic wave interference in the ultrasonic...
Series: ASM Handbook
Volume: 1A
Publisher: ASM International
Published: 31 August 2017
DOI: 10.31399/asm.hb.v01a.a0006336
EISBN: 978-1-62708-179-5
..., or number of these anomalies exceeds the maximum allowed by the purchaser. The nondestructive methods include visual inspection, dimensional inspection, liquid penetrant inspection, magnetic-particle inspection, eddy-current inspection, radiographic inspection, ultrasonic inspection, resonant testing...
Series: ASM Handbook
Volume: 17
Publisher: ASM International
Published: 01 August 2018
DOI: 10.31399/asm.hb.v17.a0006439
EISBN: 978-1-62708-190-0
..., and image interpretation. The article provides information on the uses of machine vision systems in three categories of manufacturing applications: visual inspection, identification of parts, and guidance and control applications. machine vision quality control image acquisition visual inspection...
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
... determination, and visual inspection. defects relative density pressed and sintered powder metallurgy parts cracks microlaminations voids direct-current resistivity testing radiographic techniques computed tomography gamma-ray density testing automated nondestructive testing acoustic resonance...
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
..., such as visual inspection, tap testing, and ultrasonic inspection, in field conditions. Designing for repair involves various considerations including structure types and repair types. The types of repairs together with other issues surrounding advanced composite repair technology are discussed. The article also...
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
... Abstract This article introduces the concept of condition monitoring (CM) and summarizes various techniques used for CM across the industrial sectors. The techniques include visual inspection, performance monitoring, vibration condition monitoring, vibration condition monitoring, lubricant oil...
Series: ASM Handbook
Volume: 6
Publisher: ASM International
Published: 01 January 1993
DOI: 10.31399/asm.hb.v06.a0001343
EISBN: 978-1-62708-173-3
... Abstract This article describes the characterization of welds as a sequence of procedures, where each procedure is concerned with a finer scale of detail. The first level of characterization involves information that may be obtained by direct visual inspection and measurement of the weld...
Series: ASM Desk Editions
Publisher: ASM International
Published: 01 December 1998
DOI: 10.31399/asm.hb.mhde2.a0003227
EISBN: 978-1-62708-199-3
... Abstract This article describes various evaluation techniques of fractography such as visual inspection, macroscopic and microscopic examinations that are used to resolve different aspects of failure. It gives a brief description and pictorial representation of various defects leading...
Series: ASM Handbook
Volume: 6
Publisher: ASM International
Published: 01 January 1993
DOI: 10.31399/asm.hb.v06.a0001479
EISBN: 978-1-62708-173-3
... requirements and joint configurations required for the formation of a good soldered joint. It focuses on the visual, automatic, and destructive inspection techniques for determining overall joint quality. automatic inspection destructive inspection quality control soldered joints visual inspection...
Series: ASM Handbook
Volume: 12
Publisher: ASM International
Published: 01 January 2024
DOI: 10.31399/asm.hb.v12.a0006845
EISBN: 978-1-62708-387-4
... of fracture surfaces can reveal the type and direction of loading, with fracture surface features often providing definitive evidence of torsion, tension, bending, and compressive loads. Evidence of dynamic versus static loading is generally revealed by visual examination. Visual inspection can characterize...
Image
Published: 01 August 2018
Fig. 9 Microcracks in etched weldment cross section revealed by macro visual inspection. Courtesy of A. Antonatos More
Image
Published: 15 January 2021
Fig. 4 Schematic of minimum viewing angle and maximum distance for visual inspection in accordance with BS EN ISO 9241-5:1999 More