1-20 of 350 Search Results for

macroscopic examination

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
Series: ASM Handbook
Volume: 9
Publisher: ASM International
Published: 01 December 2004
DOI: 10.31399/asm.hb.v09.a0003790
EISBN: 978-1-62708-177-1
... the macroscopic examination of defects, which occur in semisolid metalworking with illustrations. It discusses the macroscopic examination of gating systems and semisolid feedstocks. The article also provides information on feedstock microstructures, direct semisolid metalworking component microstructures...
Series: ASM Handbook
Volume: 11
Publisher: ASM International
Published: 15 January 2021
DOI: 10.31399/asm.hb.v11.a0006757
EISBN: 978-1-62708-295-2
... discusses the processes involved in visual or macroscopic examination of damaged material; the interpretation of fracture features, corrosion, and wear damage features; and the analysis of base material composition. It covers the processes involved in the selection of metallurgical samples, the preparation...
Series: ASM Handbook Archive
Volume: 11
Publisher: ASM International
Published: 01 January 2002
DOI: 10.31399/asm.hb.v11.a0003553
EISBN: 978-1-62708-180-1
... information on specific ions and substances, service environments, and preservice environments responsible for SCC. It details the analysis of SCC failures, which include on-site examination, sampling, observation of fracture surface characteristics, macroscopic examination, microscopic examination, chemical...
Series: ASM Desk Editions
Publisher: ASM International
Published: 01 December 1998
DOI: 10.31399/asm.hb.mhde2.a0003247
EISBN: 978-1-62708-199-3
... that list the etchants for macroscopic examination and microscopic examination of nonferrous metals and special-purpose alloys. etching grinding macroscopic examination metallographic techniques microscopic examination mounting nonferrous metals polishing sectioning special-purpose alloys...
Series: ASM Handbook Archive
Volume: 11
Publisher: ASM International
Published: 01 January 2002
DOI: 10.31399/asm.hb.v11.a0003522
EISBN: 978-1-62708-180-1
...Abstract Abstract This article focuses on the visual or macroscopic examination of damaged materials and interpretation of damage and fracture features. Analytical tools available for evaluations of corrosion and wear damage features include energy dispersive spectroscopy, electron probe...
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 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: 12
Publisher: ASM International
Published: 01 January 1987
DOI: 10.31399/asm.hb.v12.a0001834
EISBN: 978-1-62708-181-8
... describes microscopic and macroscopic features of the different fracture mechanisms with illustrations with emphasis on visual and light microscopy examination. The types of fractures considered include ductile fractures, tensile-test fractures, brittle fractures, fatigue fractures, and high-temperature...
Series: ASM Handbook
Volume: 1A
Publisher: ASM International
Published: 31 August 2017
DOI: 10.31399/asm.hb.v01a.a0006342
EISBN: 978-1-62708-179-5
... describes the general preparation of metallographic specimens and the methods of macroscopic and microscopic examination. Usually, gray-scale (black-and-white) metallography is sufficient for microstructural analysis of cast irons. The article discusses the use of color metallography of gray irons...
Series: ASM Handbook
Volume: 9
Publisher: ASM International
Published: 01 December 2004
DOI: 10.31399/asm.hb.v09.a0003767
EISBN: 978-1-62708-177-1
...Abstract Abstract This article describes metallographic preparation and examination techniques for stainless steels and maraging steels. It presents a series of micrographs demonstrating microstructural features of these alloys. Procedures used to prepare stainless steels for macroscopic...
Series: ASM Handbook Archive
Volume: 10
Publisher: ASM International
Published: 01 January 1986
DOI: 10.31399/asm.hb.v10.a0001754
EISBN: 978-1-62708-178-8
... is then prepared metallographically, and the prepared section is characterized using macroscopic examination. Macroscopic examination generally does not require the extreme surface smoothness needed for microscopic examinations. Such surface preparation techniques as etching are frequently prolonged...
Series: ASM Handbook Archive
Volume: 11
Publisher: ASM International
Published: 01 January 2002
DOI: 10.31399/asm.hb.v11.a0003520
EISBN: 978-1-62708-180-1
... corrosion products, deposits, or coatings. Determine mechanical properties and compare with specifications or standards. Perform macroscopic examination to evaluate homogeneity, integrity, and quality. Perform metallographic examination to evaluate microstructural features. Determine...
Series: ASM Handbook
Volume: 9
Publisher: ASM International
Published: 01 December 2004
DOI: 10.31399/asm.hb.v09.a0003775
EISBN: 978-1-62708-177-1
... in its preparation and use. Cyanide, even in small quantities, as dust, solution, or fumes may be fatal when taken into the body. A fume hood must be used with this etchant. Preparation for Macroscopic Examination Surfaces to be etched for macroscopic examination may be prepared by surface...
Series: ASM Handbook
Volume: 4E
Publisher: ASM International
Published: 01 June 2016
DOI: 10.31399/asm.hb.v04e.a0006252
EISBN: 978-1-62708-169-6
... °F) rectilinear aluminum alloy blocks from 475 °C (890 °F). Multiple points from repeated experiments Abstract Abstract The presence of macroscopic residual stresses in heat treatable aluminum alloys can give rise to machining distortion, dimensional instability, and increased susceptibility...
Series: ASM Handbook Archive
Volume: 11
Publisher: ASM International
Published: 01 January 2002
DOI: 10.31399/asm.hb.v11.a0003539
EISBN: 978-1-62708-180-1
.... composites fatigue fatigue fracture fractography macroscopic examination microscopic examination polymers FATIGUE failure of engineering components and structures results from progressive fracture caused by cyclic or fluctuating loads. The magnitude of each individual load event is too small...
Series: ASM Handbook
Volume: 9
Publisher: ASM International
Published: 01 December 2004
DOI: 10.31399/asm.hb.v09.a0003720
EISBN: 978-1-62708-177-1
... of choice over light macroscopy, when very rough surfaces are being examined on a macroscopic level. For additional information on the comparative capabilities of light and electron microscopy, see the article “Light and Electron Microscopy” in this Volume. Depth of field of typical light microscope...
Series: ASM Handbook
Volume: 11
Publisher: ASM International
Published: 15 January 2021
DOI: 10.31399/asm.hb.v11.a0006776
EISBN: 978-1-62708-295-2
... be discerned macroscopically. While readily identifiable microscopic features associated with fatigue of particular materials exist, not all materials display the same characteristics, and not all materials exhibit a unique fatigue morphology. Examination of fracture features by light microscopy is limited...
Series: ASM Handbook Archive
Volume: 11
Publisher: ASM International
Published: 01 January 2002
DOI: 10.31399/asm.hb.v11.a0003524
EISBN: 978-1-62708-180-1
... mechanics fracture modes fracture surface lubricants macroscopic examination mechanical testing microscopic examination nondestructive inspection sampling simulated-service testing stress analysis wear failure ANALYZING the inevitable failures that occur during testing, manufacturing...
Book: Casting
Series: ASM Handbook
Volume: 15
Publisher: ASM International
Published: 01 December 2008
DOI: 10.31399/asm.hb.v15.a0005343
EISBN: 978-1-62708-187-0
..., or is “typical,” are just as important as data that show a property to be abnormal. Therefore, sufficient testing should be conducted to allow a proper evaluation of the casting. Fractography Examination of the fracture surface should be conducted using both macroscopic and microscopic techniques...
Series: ASM Handbook
Volume: 1A
Publisher: ASM International
Published: 31 August 2017
DOI: 10.31399/asm.hb.v01a.a0006323
EISBN: 978-1-62708-179-5
... is caused by overload. It can often be recognized from macroscopic examination of a failed specimen. If the mechanical constraints are small, there will be a noticeable degree of macroscopic plastic deformation before failure. Figure 1 shows two steel specimens fractured under impact by Charpy testing...
Series: ASM Handbook
Volume: 9
Publisher: ASM International
Published: 01 December 2004
DOI: 10.31399/asm.hb.v09.a0003772
EISBN: 978-1-62708-177-1
.... The technique can also uncover defects in wrought, cast, and welded structures. Both macrographic and micrographic examination are of use in these applications. Macroscopic Examination Specimens for macroscopic examination are extracted from larger masses using common cutting tools. The tools must...