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GB/T 31963-2015 English PDF

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GB/T 31963-2015: RE-Mg-Ni-base superlattice hydrogen storage powder used in negative electrodes of nickel-metal hydride batteries
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GB/T 31963-2015English149 Add to Cart 3 days [Need to translate] RE-Mg-Ni-base superlattice hydrogen storage powder used in negative electrodes of nickel-metal hydride batteries Valid GB/T 31963-2015

PDF similar to GB/T 31963-2015


Standard similar to GB/T 31963-2015

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Basic data

Standard ID GB/T 31963-2015 (GB/T31963-2015)
Description (Translated English) RE-Mg-Ni-base superlattice hydrogen storage powder used in negative electrodes of nickel-metal hydride batteries
Sector / Industry National Standard (Recommended)
Classification of Chinese Standard H65
Classification of International Standard 77.120.99
Word Count Estimation 7,756
Date of Issue 2015-09-11
Date of Implementation 2016-08-01
Quoted Standard GB/T 1479.1; GB/T 5158.4; GB/T 5162; GB/T 17803; GB/T 19077.1; GB/T 20155; GB/T 2193.1; GB/T 26412; GB/T 29918; YS/T 484
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 metal hydride - Nickel battery cathode rare earth magnesium-based hydrogen storage alloy powder superlattice requirements, test methods, inspection rules and signs, packaging, transportation, storage and quality certificate. This Standard applies to the metal hydride - Nickel battery cathode material of rare earth magnesium-based hydrogen storage alloy powder superlattice.

GB/T 31963-2015: RE-Mg-Ni-base superlattice hydrogen storage powder used in negative electrodes of nickel-metal hydride batteries


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(Metal hydride - Nickel battery cathode superlattice rare earth magnesium-based hydrogen storage alloy powder) ICS 77.120.99 H65 National Standards of People's Republic of China Metal hydride - Nickel Battery negative electrode RE-Mg-based hydrogen storage alloy powder superlattice 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

Foreword

This 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 drafting of the main unit. Anshan Xin Pu Energy Storage Materials Co., Ltd., Baotou Rare Earth Research Institute, Steel Research Institute. The main drafters of this standard. Wang Changchun, Huizhong Yan, Zhao Dongliang, Yuhong handsome, Xiaofang Ming, Wang Limin, Wu Jianmin, Ji Liqiang, any right of soldiers, Jiang Bo, late Xinyu, Shen Yan. Metal hydride - Nickel Battery negative electrode RE-Mg-based hydrogen storage alloy powder superlattice

1 Scope

This standard specifies the metal hydride - Nickel battery cathode rare earth magnesium-based hydrogen storage alloy powder superlattice requirements, test methods, inspection rules And signs, packaging, transportation, storage and quality certificate. This standard applies to the metal hydride - Nickel battery cathode material of rare earth magnesium-based hydrogen storage alloy powder superlattice.

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 versions) are applicable to this document. Determination of GB/T 1479.1 metal powder bulk density - Part 1. funnel method GB/T 5158.4 Determination of oxygen reduction of metal powder - Part 4. Restore - Determination of total oxygen extraction Determination of GB/T 5162 metal powder tap density GB/T 17803 grades representation of rare earth products GB/T 19077.1 laser diffraction particle size analysis - Part 1. General Determination of mercury, cadmium, lead content GB/T 20155 battery 21931.1 nickel, ferronickel and nickel alloys - Determination of carbon content GB/T frequency combustion infrared absorption method GB/T 26412 RE hydride - Nickel battery cathode with rare earth based AB5 hydrogen storage alloy powder GB/T 29918 rare earth based AB5 type hydrogen storage alloy pressure - composition isotherms (PCI) Test Method YS/T 484 Nickel-metal hydride battery with a hydrogen storage alloy negative electrode capacity ratio measurement

3 Requirements

3.1 Categories Products by electrochemical performance is divided into three grades LaMgNi-PT-330/300-Mg03, LaMgNi-DZ-320/300-Mg01, LaMgNi-GR-350/200-Mg02, product grades representation shall comply with GB/T 17803 of. 3.2 Chemical composition Chemical composition of the product shall comply with the provisions in Table 1. For a party with special requirements, supply and demand sides can be negotiated. Table 1 grade Chemical composition (mass fraction) /% Principal component impurities, not more than RE Mg Ni CO Cd Pb Hg Low magnesium level 35 ~ 45 > 70 0.5 ~ 1.5 40 ~ Magnesium level 42 ~ 30 > 45 ~ 70 1.5 ~ 2.5 High magnesium level of 25 to 40 > 50 to 70 2.5 to 3.5 0.1 0.03 0.002 0.002 0.0005

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