Standard Active Last Updated: Nov 21, 2023 Track Document
ASTM E407-23

Standard Practice for Microetching Metals and Alloys

Standard Practice for Microetching Metals and Alloys E0407-23 ASTM|E0407-23|en-US Standard Practice for Microetching Metals and Alloys Standard new BOS Vol. 03.01 Committee E04
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Significance and Use

5.1 This practice lists recommended methods and solutions for the etching of specimens for metallographic examination. Solutions are listed that highlight the phases and constituents present in most major alloy systems.


1.1 This practice covers chemical solutions and procedures to be used in etching metals and alloys for microscopic examination. Safety precautions and miscellaneous information are also included.

1.2 This standard does not purport to address all of the safety concerns, if any, associated with its use. It is the responsibility of the user of this standard to establish appropriate safety, health, and environmental practices and determine the applicability of regulatory limitations prior to use. For specific cautionary statements, see 6.1 and Table 2.

1.3 This international standard was developed in accordance with internationally recognized principles on standardization established in the Decision on Principles for the Development of International Standards, Guides and Recommendations issued by the World Trade Organization Technical Barriers to Trade (TBT) Committee.

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Book of Standards Volume: 03.01
Developed by Subcommittee: E04.01
Pages: 22
DOI: 10.1520/E0407-23
ICS Code: 77.040.99