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ISO 4969:1980

Steel — Macroscopic examination by etching with strong mineral acids

Standard Details

This macroscopic method has very wide application. Selection of the type and concentration of the reagent, the temperature of the reaction and the conditions of surface preparation of the test piece make it possible to achieve the required aim. Specifies general, principle, reagents, test piece, procedure, preservation of test pieces and test report.

General Information

Status : WITHDRAWN
Standard Type: Main
Document No: ISO 4969:1980
Document Year: 1980
Pages: 3
Edition: 1
  • Section Volume:
  • ISO/TC 17/SC 7. Methods of testing (other than mechanical tests and chemical analysis)
  • ICS:
  • 77.040.99 Other methods of testing of metals

Life Cycle

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WITHDRAWN
ISO 4969:1980
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