ISO 4969:1980
ISO 4969:1980


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 

  •  :  Withdrawn
     : 1980-02
  •  : 1
     : 3
  •  : ISO/TC 17/SC 7 Methods of testing (other than mechanical tests and chemical analysis)
  •  :
    77.040.99 Other methods of testing of metals

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