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Database: 189760 (25 Oct 2025)
YB/T 4821-2020 English PDF
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YB/T 4821-2020
: (Ultra-pure graphite for fiber drawing)
Status: Valid
Standard ID
Contents [version]
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Standard Title (Description)
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YB/T 4821-2020
English
169
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(Ultra-pure graphite for fiber drawing)
Valid
YB/T 4821-2020
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Basic data
Standard ID
YB/T 4821-2020 (YB/T4821-2020)
Description (Translated English)
(Ultra-pure graphite for fiber drawing)
Sector / Industry
Ferrous Metallurgy Industry Standard (Recommended)
Classification of Chinese Standard
Q52
Word Count Estimation
7,768
Date of Issue
2020-12-09
Date of Implementation
2021-04-01
Older Standard (superseded by this standard)
NY/T 208.1-1992; NY/T 208.2-1992; NY/T 208.3-1992; NY/T 1002-2006
Regulation (derived from)
Ministry of Industry and Information Technology Announcement No. 48 (2020)
Issuing agency(ies)
Ministry of Industry and Information Technology