ISO 4969:1980
Steel — Macroscopic examination by etching with strong mineral acids
Reference number
ISO 4969:1980
Edición 1
1980-02
© ISO 2024
Retirada
Retirada (Edición 1, 1980)

Resumen

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.

Informaciones generales

  • Estado
     : Retirada
    Fecha de publicación
     : 1980-02
    Etapa
    : Retirada de la Norma Internacional [95.99]
  • Edición
     : 1
    Número de páginas
     : 3
  • Comité Técnico :
    ISO/TC 17/SC 7
    ICS :
    77.040.99 
  • RSS actualizaciones

Ciclo de vida

Got a question?

Check out our FAQs

Customer care
+41 22 749 08 88

Opening hours:
Monday to Friday - 09:00-12:00, 14:00-17:00 (UTC+1)

  2. Tienda
  3. Standards catalogue
  4. ICS
  5. 77
  6. 77.040
  7. 77.040.99
  8. ISO 4969:1980