GB/T 31965-2015 English PDFUS$129.00 · In stock
Delivery: <= 3 days. True-PDF full-copy in English will be manually translated and delivered via email. GB/T 31965-2015: Praseodymium-neodymium oxides Status: Valid
Basic dataStandard ID: GB/T 31965-2015 (GB/T31965-2015)Description (Translated English): Praseodymium-neodymium oxides Sector / Industry: National Standard (Recommended) Classification of Chinese Standard: H65 Classification of International Standard: 77.120.99 Word Count Estimation: 6,686 Date of Issue: 2015-09-11 Date of Implementation: 2016-08-01 Quoted Standard: GB/T 8170; GB/T 12690.10; GB/T 12690.11; GB/T 12690.1; GB/T 12690.12; GB/T 12690.13; GB/T 12690.14; GB/T 12690.15; GB/T 12690.16; GB/T 12690.17; GB/T 12690.2; GB/T 12690.29; GB/T 12690.3; GB/T 12690.4; GB/T 12690.5; GB/T 12690.6; GB/T 12690.7; GB/T 12690.8; GB/T 12690.9; GB/T 14635; GB/T 17803; GB/T 26417 Regulation (derived from): National Standard Announcement 2015 No.25 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 Summary: This Standard specifies the requirements of praseodymium neodymium oxide, test methods, inspection rules and packaging, labeling, transportation, storage and quality certificate. This Standard applies to the rare earth mine and processing more than NdFeB compound extract obtained praseodymium neodymium oxide, praseodymium neodymium-powered solution prepared metal and glass, ceramics and other additives used. GB/T 31965-2015: Praseodymium-neodymium oxides---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.(Praseodymium neodymium oxide) ICS 77.120.99 H65 National Standards of People's Republic of China Praseodymium neodymium oxide Issued on. 2015-09-11 2016-08-01 implementation Administration of Quality Supervision, Inspection and Quarantine of People's Republic of China Standardization Administration of China released ForewordThis standard was drafted in accordance with GB/T 1.1-2009 given rules. This standard by the National Standardization Technical Committee of rare earth (SAC/TC229) and focal points. This standard is mainly drafted by. Qiandong Rare Earth Group Co., Ltd., Jiangxi Southern Rare Earth High-tech Co., Yixing Xinwei Lee Cheng Rare Earth Co., Ltd., Sichuan Leshan Rui Feng Metallurgical Co., Ltd., Xuzhou Golden Shipeng Yuan Rare Earth Material Factory, China North Rare Earth (Group) High Technology Co., Ltd., Hunan Yiyang Hongyuan Rare Earth Co., Ltd., Baotou Huamei Rare Earth Hi-Tech Co., Ltd. The main drafters of this standard. Gong Bin, double Cai, Hu Limin, Nam Hung Yao Wen Bin, Zeng Haiyan, Zhangshao Fu, Gong Fang, Zhoujun Hai, Zou Bin, Pingxin Rui, Dan Cuiping, Mugen Liu, Zhou Xiaodong, Chen Yuehua, Wen informed, Li Peizhong, high HC, Xie Jianwei, Xiao Rui. Praseodymium neodymium oxide1 ScopeThis standard specifies the requirements of praseodymium neodymium oxide, test methods, inspection rules and packaging, labeling, transportation, storage and quality certificate. This standard applies to the rare earth mine and processing more than NdFeB compound extract obtained praseodymium neodymium oxide, praseodymium neodymium-powered solution preparation Metal and glass, ceramics and other additives used.2 Normative referencesThe 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 \u200b\u200band judgment GB/T 12690 (all parts), oxides of rare earth metals and their chemical impurity analysis of Central Africa Determination of GB/T 14635 method for chemical analysis of rare earth metals and rare earth compound total GB/T 17803 grades representation of rare earth products Determination of GB/T 26417 praseodymium neodymium alloy and chemical analysis of rare earth coordination compound component3 Requirements3.1 Categories Products according to chemical composition divided into (PrNd) xOy-85Nd, (PrNd) xOy-80Nd, (PrNd) xOy-75Nd, (PrNd) xOy-70Nd Four grades, Grade representation shall comply with GB/T 17803 of. 3.2 Chemical composition Chemical composition of the product shall comply with the requirements of Table 1. For a party with special requirements, can be negotiated to determine the supply and demand sides. Table 1 Grades Character grade (PrNd) xOy-85Nd (PrNd) xOy-80Nd (PrNd) xOy-75Nd (PrNd) xOy-70Nd Corresponding to the original digital brands 040 085 040 080 040 075 040 070 Chemistry ingredient (quality fraction) /% REO is not less than 99,999,999 Pr6O11/REO 15 ± 2 20 ± 2 25 ± 2 30 ± 2 Nd2O3/REO 85 ± 2 80 ± 2 75 ± 2 70 ± 2 Pr6O11 Nd2O3 Balance Balance Balance Balance ImpuritycontentNot very La2O3 0.05 0.05 0.05 0.05 CeO2 0.05 0.05 0.05 0.05 Sm2O3 0.05 0.05 0.05 0.05 Y2O3 0.03 0.03 0.03 0.03 Other rare earth impurities (Combined amount) 0.1 0.1 0.1 0.1 ......Tips & Frequently Asked Questions:Question 1: How long will the true-PDF of GB/T 31965-2015_English be delivered?Answer: Upon your order, we will start to translate GB/T 31965-2015_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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