ISO 6257:1980
Carbonaceous materials used in the production of aluminium — Pitch for electrodes — Sampling
Reference number
ISO 6257:1980
Edición 1
1980-11
© ISO 2024
Retirada
Retirada (Edición 1, 1980)

Resumen

Specifies methods for sampling and preparing samples prior to testing of binder pitch used in the manufacture of electrodes for the electrolytic production of aluminium. These methods are applicable to grades of pitch in liquid or solid form, the latter having softening points higher than 30 °C in bulk or in a number of containers making up one batch at sites of manufacture, storage or delivery.

Informaciones generales

  • Estado
     : Retirada
    Fecha de publicación
     : 1980-11
    Etapa
    : Retirada de la Norma Internacional [95.99]
  • Edición
     : 1
    Número de páginas
     : 15
  • Comité Técnico :
    ISO/TC 226
    ICS :
    71.100.10 
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