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GB/T 40301-2021 English PDF

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GB/T 40301-2021: Vanadium trioxide
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PDF similar to GB/T 40301-2021


Standard similar to GB/T 40301-2021

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Basic data

Standard ID GB/T 40301-2021 (GB/T40301-2021)
Description (Translated English) Vanadium trioxide
Sector / Industry National Standard (Recommended)
Classification of Chinese Standard H42
Word Count Estimation 22,275
Issuing agency(ies) State Administration for Market Regulation, China National Standardization Administration

GB/T 40301-2021: Vanadium trioxide

---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.
Vanadium trioxide ICS 77.100 CCSH42 National Standards of People's Republic of China Vanadium trioxide Released on 2021-08-20 2022-03-01 implementation State Administration of Market Supervision and Administration Issued by the National Standardization Management Committee

Foreword

This document is in accordance with the provisions of GB/T 1.1-2020 "Guidelines for Standardization Work Part 1.Structure and Drafting Rules of Standardization Documents" Drafting. Please note that some of the contents of this document may involve patents. The issuing agency of this document is not responsible for identifying patents. This document was proposed by the China Iron and Steel Association. This document is under the jurisdiction of the National Pig Iron and Ferroalloy Standardization Technical Committee (SAC/TC318). Drafting organizations of this document. Chengde Branch of Hegang Co., Ltd., Hegang Chengde Vanadium and Titanium New Material Co., Ltd., Hunan Zhongxin New Material Technology Co., Ltd., Qingdao Boxinda Technology Co., Ltd., Hebei Jinxi International Trade Co., Ltd., Pangang Group Co., Ltd., China Central Environmental Science Research Institute, Metallurgical Industry Information Standard Research Institute. The main drafters of this document. Geng Litang, Zhang Zhenquan, Bai Ruiguo, Li Lanjie, Lu Mingliang, Song Bo, Zhang Wei, Zhang Chunyu, Liu Yajian, Li Jingang, Liu Chao, Gao Minglei, Zhang Bolin, Liu Liying, Dou Changhong, Zhang Suxin, Qi Jian, Li Jiujiang, Xing Ran, Hu Zhiwei, Li Jinglin, Zhou Kaizhu, Han Xuesong, Zhang Qian and Lu Chunsheng. Vanadium trioxide

1 Scope

This document specifies the brand, technical requirements, test methods, inspection rules, packaging, marking, storage, transportation and quality of vanadium trioxide certificate. This document applies to vanadium trioxide made from vanadium slag or other vanadium-containing materials.

2 Normative references

The contents of the following documents constitute the indispensable clauses of this document through normative references in the text. Among them, dated quotations Only the version corresponding to that date is applicable to this document; for undated reference documents, the latest version (including all amendments) is applicable to This document. GB/T 191 Packaging, storage and transportation pictorial signs GB/T 6682 Analytical laboratory water specifications and test methods YB/T 4200 Vanadium pentoxide. Determination of sulfur, phosphorus, arsenic and iron content. Inductively coupled plasma atomic emission spectrometry YB/T 4218 Vanadium pentoxide-Determination of vanadium pentoxide content-Ammonium persulfate oxidation-ferrous ammonium sulfate titration method YB/T 5328 Vanadium pentoxide-Determination of vanadium pentoxide content-Potassium permanganate oxidation-ferrous ammonium sulfate titration method

3 Terms and definitions

There are no terms and definitions that need to be defined in this document.

4 Technical requirements

4.1 Chemical composition Vanadium trioxide is divided into four grades. V2O366, V2O364, V2O362, and V2O360, and its chemical composition should meet the requirements of Table 1. Table 1 Chemical composition Product name brand Chemical composition (mass fraction) V Na2O K2O CPS V2O3 V2O366 ≥66.0 V2O364 64.0≤V< 66.0 V2O362 62.0≤V< 64.0 V2O360 60.0≤V< 62.0 ≤1.50 ≤0.10 ≤0.20 ≤0.05 ≤0.06 Note. When users have requirements for other impurity elements, they can be executed according to the contract.

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