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Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 1984
DOI: 10.31399/asm.tb.mpp.t67850509
EISBN: 978-1-62708-260-0
... International® All rights reserved. www.asminternational.org APPENDIX ETCHANTS FOR REVEALING MACROSTRUCTURE Macroetchants for aluminum and aluminum alloys Material Etch composition Remarks Al Al Al Al alloys Al Al alloys Al Al-Cu alloys Al-Si alloys Al-3%Ag alloy Al alloys 10 mL HF 15 mL HC1 90 mL H 2 0 27 mL H...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 1984
DOI: 10.31399/asm.tb.mpp.t67850610
EISBN: 978-1-62708-260-0
... Abstract This appendix contains tables that list the composition and capabilities of etchants that reveal the microstructure of metals and alloys, including aluminum, chromium, cobalt, copper, lead, magnesium, molybdenum, nickel, niobium, palladium, platinum, radioactive metals, rare earth...
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Published: 01 August 2018
Fig. 9.24 Etchants such as LePera and their modifications can selectively color tint phases. In the photographs (here reproduced in grayscale), (a) and (b) F = ferrite, bluish green in the original, here intermediate gray tone; B = bainite (brown, darker gray tone); M-A, white. TRIP steels More
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Published: 01 December 1984
Figure 6-7 Examples of the use of various popular etchants for revealing grain-boundary cementite networks in McQuaid-Ehn carburized test samples (120×). More
Series: ASM Technical Books
Publisher: ASM International
Published: 01 March 2002
DOI: 10.31399/asm.tb.mgppis.t60400215
EISBN: 978-1-62708-258-7
... methods for revealing microstructure in the as-polished (unetched) specimen, then guidelines for selecting and using etchants when needed. The chapter discusses different types of etchants in terms of their ingredients, etching procedure, and major uses. The etchants discussed include basic etchants...
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Published: 01 September 2008
Fig. 55 Comparison of nominal ASTM No. 6 to 9 grain sizes. Etchant: nital. Original magnification: 100×. Source: Ref 96 More
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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. More
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Published: 01 August 2018
Fig. 7.19 Eutectoid steel cooled very slowly from the austenitic field. Etchant: nital. More
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Published: 01 August 2018
Fig. 7.32 (a) Cementite network in hyper-eutectoid steel. Etchant: nital. (b) Higher magnification of area. More
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Published: 01 August 2018
Fig. 9.16 Rapidly cooled steel containing 0.55% C and 0.65% Mn. Martensite. Etchant: nital. Courtesy of DoITPoMs, Cambridge University, England. More
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Published: 01 August 2018
Fig. 9.31 Bainite in steel containing 0.4% C. Etchant: nital 2%. Courtesy of DoITPoMS, Cambridge University, England. More
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Published: 01 August 2018
Fig. 10.15 AISI 1045 wire rod normalized. Pro-eutectoid ferrite and pearlite. Etchant: nital 2%. Courtesy of ArcelorMittal Aços Longos, Juiz de Fora, MG, Brazil. More
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Published: 01 August 2018
Fig. 10.16 AISI 1045 forging, normalized. Pro-eutectoid ferrite and pearlite. Etchant: nital 2%. Courtesy of Villares Metals S.A., Sumaré, SP, Brazil. More
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Published: 01 August 2018
Fig. 10.61 Crack in quenched steel (a) without etching (b). Etchant: aqua regia. Crack follows the prior austenitic grain boundaries. More
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Published: 01 August 2018
Fig. 10.71 Cross section of pin selectively hardened using induction heating. Etchant: iodine. More
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Published: 01 August 2018
Fig. 10.73 Side face of a sickle polished and etched with iodine etchant. Quenched zone with uniform depth. More
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Published: 01 August 2018
Fig. 12.7 Slip lines inside deformed ferrite grains. Etchant: aqua regia. More
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Published: 01 August 2018
Fig. 17.35 Gray cast iron with pearlite dendrites. Distribution D graphite. Etchant: picral. More
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Published: 01 August 2018
Fig. 17.52 Gray cast iron. Graphite and steadite in a ferritic matrix. Etchant: picral. More
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Published: 01 August 2018
Fig. 17.83 Ductile cast iron with ferritic matrix. Etchant: nital. Courtesy of J. Sertucha, Azterlan, Centro de Investigacion Metalurgica, Durango, Bizkaia, Spain. More