GB/T 26930.12-2014 "Carbonaceous materials used in the production of primary aluminium - Coal tar pitch - Part 12: Determination of volatile matter content" specifies the method for determining the volatile matter content of coal tar pitch used in the production of primary aluminium. The method summary involves heating a pitch sample in an oven at a specified temperature for a defined period under specific conditions, and calculating the mass fraction of volatile matter based on the mass loss before and after heating.
This summary is not the original standard text and is for reference only. For accurate information, please obtain it through official channels.
| Status | Active | ||
|---|---|---|---|
| CCS | Q52 | ICS | 71.100.10 |
| Release Date | 2014-07-24 00:00:00 | Implementation Date | 2015-04-01 00:00:00 |