YB/T 4992-2022 PDF English
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Basic data
| Standard ID | YB/T 4992-2022 (YB/T4992-2022) |
| Description (Translated English) | (Coking high softening point coal tar pitch - Determination of softening point - cold pressure ring method) |
| Sector / Industry | Ferrous Metallurgy Industry Standard (Recommended) |
| Classification of Chinese Standard | G18 |
| Classification of International Standard | 71.080 |
| Word Count Estimation | 8,814 |
| Date of Issue | 2022-09-30 |
| Date of Implementation | 2023-04-01 |
| Issuing agency(ies) | Ministry of Industry and Information Technology |
| Summary | This standard specifies the equipment, sample preparation, test procedure, result calculation, tolerance and test report for the determination of the softening point of coal tar pitch by cold pressure ring and ball method. This standard applies to the determination of the softening point of coal tar pitch samples with a softening point > 157��C. |