ISO 6257:1980
Withdrawn
View Superseded by
Carbonaceous materials used in the production of aluminium — Pitch for electrodes — Sampling
Hardcopy , PDF
French, English
11-01-1980
04-09-2025
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.
| Committee |
ISO/TC 226
|
| DocumentType |
Standard
|
| Pages |
15
|
| PublisherName |
International Organization for Standardization
|
| Status |
Withdrawn
|
| SupersededBy |
| Standards | Relationship |
| BS 6043-1.1:1981 | Identical |
| ISO 6283:2017 | Refined nickel |
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