GB/T 3714-2017 English PDFUS$119.00 ยท In stock
Delivery: <= 3 days. True-PDF full-copy in English will be manually translated and delivered via email. GB/T 3714-2017: Manganese carbonate ore Status: Valid GB/T 3714: Historical versions
Basic dataStandard ID: GB/T 3714-2017 (GB/T3714-2017)Description (Translated English): Manganese carbonate ore Sector / Industry: National Standard (Recommended) Classification of Chinese Standard: D52 Classification of International Standard: 73.060.20 Word Count Estimation: 6,697 Date of Issue: 2017-07-12 Date of Implementation: 2018-04-01 Issuing agency(ies): General Administration of Quality Supervision, Inspection and Quarantine of the People's Republic of China, Standardization Administration of the People's Republic of China GB/T 3714-2017: Manganese carbonate ore---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.Manganese carbonate ore ICS 73.060.20 D52 National Standards of People's Republic of China Replacing GB/T 3714-1983 Manganese carbonate 2017-07-12 Posted 2018-04-01 implementation General Administration of Quality Supervision, Inspection and Quarantine of People's Republic of China China National Standardization Administration released ForewordThis standard was drafted in accordance with the rules given in GB/T 1.1-2009. This standard replaces GB/T 3714-1983 "manganese carbonate ore technical conditions." This standard GB/T 3714-1983 "manganese carbonate ore technical conditions" compared to the main technical changes are as follows. --- The standard name was changed to "manganese carbonate"; --- a product of manganese content from the original not less than 24% to 20% (see Table 1); --- Second grade manganese content from the original not less than 22% to 18% (see Table 1); --- Three grade manganese content from the original not less than 20% to 16% (see Table 1); --- Four products in the manganese content from the original not less than 18% reduced to 14% (see Table 1); --- Increased MgO impurity content of the technical indicators (see Table 1); --- Increasing the determination of magnesium content (see 5.1); --- Increased determination of manganese content ferrous ammonium sulfate titration (see Appendix A). This standard is proposed by China Iron and Steel Association. This standard by the National Standardization Technical Committee pig iron and ferroalloy (SAC/TC318) centralized. This standard was drafted unit. National Manganese Industry Technical Committee, CITIC Dameng Mining Co., Ltd., Jiangsu Green Rock Ecological Technology Co., Ltd. Company, Jinrui New Material Technology Co., Ltd., Hubei Hongxin Group, Metallurgical Industry Information Standards Institute. The main drafters of this standard. Tan Liqun, Chen Nanxiong, Duanxing no, Xu Xiufei, Ni Houan, Zhang Zhaohui, Lu Chunsheng. This standard replaces the standards previously issued as. --- GB/T 3714-1983. Manganese carbonate1 ScopeThis standard specifies the classification of manganese carbonate minerals, technical requirements, test methods, inspection rules, packaging, storage and transportation and quality certificates. This standard applies to the production of electrolytic manganese metal, manganese dioxide, manganese and other products used in raw materials manganese carbonate.2 Normative referencesThe following documents for the application of this document is essential. For dated references, only the dated version applies to this article Pieces. For undated references, the latest edition (including all amendments) applies to this document. GB/T 1508 manganese ore Determination of total iron content potassium dichromate titration and phenanthroline spectrophotometry Manganese ore - Determination of calcium and magnesium content - Flame atomic absorption spectrometric method GB/T 2011 bulk manganese ore sampling, sample preparation methods Methods for chemical analysis of manganese ores - Determination of moisture content in water GB/T 14949.83 categoriesManganese carbonate by the main content of manganese and impurities are divided into four different grades, namely, a product, two products, three products, four products.4 technical requirements4.1 Products according to the content of manganese and impurities are divided into four grades, calculated on a dry-based grade, should comply with the provisions of Table 1. Table 1 manganese ore technical indicators% (mass fraction) grade Manganese content not less than Impurity content no greater than TFe MgO First grade 20 2.5 2.0 Second grade 18 3.0 2.5 Three products 16 3.5 3.0 Fourth grade product 14 4.0 4.0 4.2 The demand side of other impurities (S, P, Cr, As, etc.) content requirements, negotiated by both supply and demand. The supplier can provide it according to the requirements of the buyer Off the actual measurement data. 4.3 Manganese carbonate in wet water should not exceed 5%. 4.4 products should not be mixed with foreign debris. ......Tips & Frequently Asked Questions:Question 1: How long will the true-PDF of GB/T 3714-2017_English be delivered?Answer: Upon your order, we will start to translate GB/T 3714-2017_English as soon as possible, and keep you informed of the progress. The lead time is typically 1 ~ 3 working days. 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