XB/T 301-2019 English PDF

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XB/T 301-2019: (High purity metal)
Status: Valid

XB/T 301: Historical versions

Standard ID	USD	BUY PDF	Lead-Days	Standard Title (Description)	Status
XB/T 301-2019	139	Add to Cart	3 days	(High purity metal)	Valid
XB/T 301-2013	239	Add to Cart	3 days	High purity dysprosium	Obsolete

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GB/T 2968   XB/T 104   GB/T 9967   XB/T 305   XB/T 304   XB/T 303   

Basic data

Standard ID: XB/T 301-2019 (XB/T301-2019)
Description (Translated English): (High purity metal)
Sector / Industry: Rare Earth Metal Industry Standard (Recommended)
Classification of Chinese Standard: H65
Word Count Estimation: 6,648
Date of Issue: 2019-08-02
Date of Implementation: 2020-01-01
Older Standard (superseded by this standard): XB/T 301-2013
Regulation (derived from): Natural Resources Department Announcement No. 7 of 2019
Issuing agency(ies): Ministry of Industry and Information Technology

XB/T 301-2013: High purity dysprosium

---This is a DRAFT version for illustration, not a final translation. Full copy of true-PDF in English version (including equations, symbols, images, flow-chart, tables, and figures etc.) will be manually/carefully translated upon your order.
High purity dysprosium ICS 77.120.99 H65 China's rare earth industry standards High purity metal Released on.2013-04-25 2013-09-01 implementation Ministry of Industry and Information Technology of the People's Republic of China

Foreword

This standard was drafted in accordance with the rules given in GB/T 1.1-2009. This standard is under the jurisdiction of the National Rare Earth Standardization Technical Committee (SAC/TC229). This standard is drafted by. Rare Earth New Materials Co., Ltd. Participated in the drafting of this standard. Zhangzhou Jidong Rare Earth Group Co., Ltd., Jiangxi Jinshi New Material Co., Ltd., Zhangzhou Chen Light Rare Earth New Materials Co., Ltd. The main drafters of this standard. Yan Wenzhou, Chen Dehong, Li Zong'an, Pang Siming, Yuan Ping, Chen Xiaohong, Yao Nanhong, Chen Yan. High purity metal

1 Scope

This standard specifies the requirements, test methods, inspection rules and signs, packaging, transportation, storage and quality certificates of high purity metal antimony. This standard applies to high purity metal bismuth produced by direct reduction method, intermediate alloy method and vacuum distillation method, mainly used for the production of high performance 镝 Lamp, high performance neodymium iron magnetostrictive alloy, magneto-optical recording material, etc.

2 Normative references

The following documents are indispensable for the application of this document. For dated references, only dated versions apply to this article. Pieces. For undated references, the latest edition (including all amendments) applies to this document. GB/T 8170 Numerical Rounding Rules and Representation and Determination of Limit Values GB/T 12690 (all parts) Chemical analysis methods for non-rare earth impurities in rare earth metals and their oxides GB/T 18115.9 Chemical analysis method for rare earth impurities in rare earth metals and their oxides 镝中镧,铈,镨,钕,钐,铕,钆, Determination of 铽, 钬, 铒, 铥, 镱, 镥 and 钇

3 requirements

3.1 Chemical composition 3.1.1 The product brand representation method is. The first level, → indicates rare earth 镝 products The second level, → indicates the smelting products → indicates high purity metal products XX → indicates the absolute purity of high purity metals A (or B, C) For products with the same absolute purity but different relative purity, add A, B, etc. → character to distinguish Example. 1040H35 is expressed as a high purity metal ruthenium having an absolute purity of 99.95%. 3.1.2 The product grade and chemical composition shall comply with the requirements of Table 1. If the supplier has special requirements for the product, the supplier and the buyer may negotiate separately. ......

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