YB/T 4971-2021 English PDF
Basic dataStandard ID: YB/T 4971-2021 (YB/T4971-2021)Description (Translated English): (Soft charcoal) Sector / Industry: Ferrous Metallurgy Industry Standard (Recommended) Word Count Estimation: 9,92 Date of Issue: 2021-05-17 Date of Implementation: 2021-10-01 Regulation (derived from): Ministry of Industry and Information Technology Announcement No. 14 of 2021 Issuing agency(ies): Ministry of Industry and Information Technology Summary: This standard specifies the terms and definitions, specifications and technical requirements, test methods, inspection rules, packaging, marking, storage and transportation of soft carbon. This standard applies to soft carbon for negative electrode materials of lithium ion batteries. |