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Norm
ISO 4969:1980
Issue date: 1980 02 01
Steel — Macroscopic examination by etching with strong mineral acids
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 p...
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Withdrawn
: 2015 06 19
Publisher:
International Organization for Standardization
Format:
Digital | 3 Pages
Language:
English
Currently valid:
ICS
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.
ISO 4969:1980
1980 02 01
Steel — Macroscopic examination by etching with strong mineral acids
Norm
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