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macroetchants
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Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 1984
DOI: 10.31399/asm.tb.mpp.t67850533
EISBN: 978-1-62708-260-0
... Abstract This appendix lists copper-containing macroetchants that are used on iron and steel. iron macroetchants steel Metallography Principles and Practice George F. Vander Voort, p 533-535 DOI: 10.31399/asm.tb.mpp.t67850533 Copyright © 1999 ASM International® All rights reserved...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 1984
DOI: 10.31399/asm.tb.mpp.t67850536
EISBN: 978-1-62708-260-0
... Abstract This appendix lists etch compositions and procedures that reveal strain patterns in aluminum and nickel-base superalloys. aluminum alloys macroetchants nickel-base superalloys strain patterns Metallography Principles and Practice George F. Vander Voort, p 536-537 DOI...
Book Chapter
Series: ASM Technical Books
Publisher: ASM International
Published: 01 April 2013
DOI: 10.31399/asm.tb.imub.t53720021
EISBN: 978-1-62708-305-8
..., and measurement of material dimensions. It discusses the mechanisms, advantages, limitations, components, and applications of various visual inspection tools, namely magnifying devices, lighting for visual inspection, measuring devices, miscellaneous measuring equipment, record-keeping devices, and macroetching...
Book Chapter
Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 1984
DOI: 10.31399/asm.tb.mpp.t67850001
EISBN: 978-1-62708-260-0
... Abstract This chapter describes several macroscopic examination techniques, including macroetching, contact printing, fracturing, and lead exudation. It explains how each method is implemented, why it is used, and what it reveals about manufacturing processes, defects, imperfections...
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in Metallographic Technique: Micrography
> Metallography of Steels: Interpretation of Structure and the Effects of Processing
Published: 01 August 2018
Fig. 5.12 Surface that was previously subjected to macroetching with iodine etchant and was not sufficiently ground and polished afterward. Regions around nonmetallic inclusions still are corroded.
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Published: 01 December 2018
Fig. 6.115 Transverse cross section of a tube in macroetched condition. It shows the seamless nature of the tube with metal wastage due to corrosion on outer surface.
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Published: 01 August 1999
Fig. 9 Transverse sections were taken from a 7075-T6 extruded shape and macroetched. Various specimen locations are also shown: A—tensile bar, longitudinal; B and C—tensile bar, long transverse; D—tensile bar, transverse; E—tensile bar, short transverse; F—C-ring, short transverse. Micrographs
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Published: 01 August 1999
Fig. 11 Macroetched transverse section of an 8 × 8 × 24 in. open-die forging of 7075-T6 showing the location of three SCC test specimens. They had widely different stress-corrosion resistance as would be expected from their grain structure orientation. See the text for an explanation
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in Steel Heat Treatment Failures due to Quenching
> Failure Analysis of Heat Treated Steel Components
Published: 01 September 2008
Fig. 30 Macrograph of AISI 4340 quenched and tempered steel illustrating macroetched pure quench crack. Source: Ref 25 , 36
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Published: 01 March 2002
Fig. 4.17 Transverse billet section of IN-718 nickel-base superalloy macroetched to show VAR shelf location and depth at billet surface
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Published: 01 March 2002
Fig. 4.20 Transverse billet section of IN-718 nickel-base superalloy, macroetched to show solidification white spots resulting from too low a VAR melt rate
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Published: 01 April 2013
Fig. 19 Macroetching (10% aqueous HN0 3 ) was used to reveal the extent of hardening in these AISI 1060 carbon steel round bars. Source: Ref 2
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Published: 01 December 1984
Figure 1-11 Macroetching of a Ti-6Al-4V forging revealed grain flow and a forging lap (1¼×; etchant, solution of 10 mL HF, 15 mL HNO 3 , and 75 mL H 2 O for 2 min at room temperature). (Courtesy of J. A. Hendrickson, Wyman-Gordon Co.)
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Published: 01 December 1984
Figure 1-19 a Macroetching of a section from a Ti-6Al-4V forging revealing metal flow pattern and segregation (etchant, solution of 10 mL HF, 15 mL HNO 3 , and 75 mL H 2 O, swabbed for 2 min at room temperature). (Courtesy of J. A. Hendrickson, Wyman-Gordon Co.)
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Published: 01 December 1984
Figure 1-20 Macroetching of a section cut from an AISI 1020 (semikilled) basket handle used in a continuous annealing furnace revealed coarse dendritic grain growth associated with decarburization.
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Published: 01 December 1984
Figure 1-22 Macroetching with 10% nital was used to reveal carbide segregation in polished sections from various sizes of rounds of T1 high-speed tool steel. (Diameters in inches below sections.)
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Published: 01 December 1984
Figure 1-23 Macroetching used to reveal the influence of weld parameters on penetration depth and shape. Top example shows GMA (gas-metal arc) welds at a heat input of 45 kJ/in using atmospheres of 100% CO 2 , argon plus 25% CO 2 , and argon plus 2% O 2 (left to right). Bottom example shows
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Published: 01 December 1984
Figure 1-25 Macroetching (solution consisting of 1.5 mL HF, 15 mL HNO 3 , and 80 mL H 2 O) was used to reveal the macrostructure of this titanium flash weld. The extent of the metal extruded from the joint and the grain refinement in the junction is clearly revealed. (Courtesy of R. D
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Published: 01 December 1984
Figure 1-27 Macroetching with 10% aqueous HNO 3 was used to reveal the decarburized surface on this bar (¾×).
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Published: 01 December 1984
Figure 1-28 Macroetching of a disc cut from a cracked AISI H11 pump plunger revealed a dark rim around both the surface and the crack. This rim indicates the depth of the nitrided surface layer and showed that the crack was present before nitriding.
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