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YS/T 920-2013 English PDF

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YS/T 920-2013: High purity zinc
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PDF similar to YS/T 920-2013


Standard similar to YS/T 920-2013

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Basic data

Standard ID YS/T 920-2013 (YS/T920-2013)
Description (Translated English) High purity zinc
Sector / Industry Nonferrous Metallurgy Industry Standard (Recommended)
Classification of Chinese Standard H62
Classification of International Standard 77.150.60
Word Count Estimation 6,697
Quoted Standard GB/T 8170
Regulation (derived from) Ministry of Industry and Information Technology Bulletin No. 52, 2013; industry standard for filing Notice No. 1 of 2014 (No. 169 overall)
Issuing agency(ies) Ministry of Industry and Information Technology
Summary This standard specifies the requirements for high purity zinc, test methods, inspection rules and the packaging, labeling, transportation, storage, quality certificate and contract (or order form) content. This standard applies to 99. 995%, 99. 99% zinc a

YS/T 920-2013: High purity zinc

---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 zinc ICS 77.150.60 H62 People's Republic of China Nonferrous Metals Industry Standard High purity zinc Issued on. 2013-10-17 2014-03-01 implementation Ministry of Industry and Information Technology of the People's Republic of China released

Foreword

This standard was drafted in accordance with GB/T 1.1-2009 given rules. This standard by the national non-ferrous metals Standardization Technical Committee (SAC/TC243) centralized. This standard is drafted by. Huludao Zinc Industry Co., Ltd. The main drafters of this standard. Wang Minghui, Li Yi, Liu Binlian, Liliang Dong, Li Liang, Jia B East, Li Jianli. High purity zinc

1 Scope

This standard specifies the requirements for high purity zinc, test methods, inspection rules, packaging, labeling, transportation, storage, quality certificate and contract (or Orders) content. This standard applies to 99.995%, 99.99% zinc as a raw material by vacuum distillation process and the production of high-purity zinc. High purity zinc Products Mainly used in compound semiconductors, infrared light-emitting materials, advanced alloys prepared. High-purity zinc tablets and zinc can be used as high-purity chemical reagents.

2 Normative references

The following documents for the application of this document is essential. For dated references, only the dated version suitable for use herein Member. For undated references, the latest edition (including any amendments) applies to this document. GB/T 8170 repair value expressed about the rules and limit values and judgment

3 Requirements

3.1 Categories High purity zinc by chemical composition is divided into two grades. Zn-05, Zn-06. 3.2 Chemical composition Chemical composition of high purity zinc should meet the requirements in Table 1. Table 1 Chemical composition of high purity zinc Trademark Chemical composition (mass fraction) Zn /% not less than Impurities/10-4%, not more than Pb Ni Cu Fe Cd Sn Bi Mg Al As Cr Sb Zn-05 99.999 1.5 0.5 0.3 1.0 1.5 0.5 0.1 0.5 0.5 0.5 0.5 0.5 Zn-06 99.9999 0.25 0.05 0.03 0.1 0.25 0.01 0.02 0.05 0.05 0.01 0.02 0.05 Note. high-purity zinc in zinc content of the balance sum of the impurity element Found 100% minus listed in the table. 3.3 physical shape High purity zinc products generally have a granular form, powder, round bar or tablet form. 3.4 appearance quality High purity zinc product should look bright, clean, silver gray, without oxidation residue and other foreign contaminants. 3.5 Other The demand side, such as the chemical composition of high-purity zinc, appearance quality, physical shape have other requirements, agreed upon by both parties.

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