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GB/T 44655-2024: Amorphous soft magnetic alloy powder
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Amorphous soft magnetic alloy powder
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Standard similar to GB/T 44655-2024 GB/T 38090 | GB/T 3217 | GB/T 29628 | GB/T 47344 | GB/T 44654 | Basic data | Standard ID | GB/T 44655-2024 (GB/T44655-2024) | | Description (Translated English) | Amorphous soft magnetic alloy powder | | Sector / Industry | National Standard (Recommended) | | Classification of Chinese Standard | K14 | | Classification of International Standard | 29.030 | | Word Count Estimation | 22,241 | | Date of Issue | 2024-09-29 | | Date of Implementation | 2025-04-01 | | Issuing agency(ies) | State Administration for Market Regulation, China National Standardization Administration | GB/T 44655-2024: Amorphous soft magnetic alloy powder---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.
Amorphous soft magnetic alloy powder
Amorphous soft magnetic alloy powder
ICS 29.030
CCS K14
National Standard of the People's Republic of China
Released on 2024-09-29
2025-04-01 Implementation
State Administration for Market Regulation
The National Standardization Administration issued
Table of Contents
Preface ... Ⅲ
1 Scope ... 1
2 Normative references ... 1
3 Terms and Definitions ... 1
4 Brand naming method ... 2
5 Technical requirements ... 2
5.1 Appearance ... 2
5.2 Particle shape and tolerance 2
5.3 Basic physical properties ... 3
5.4 Magnetic properties 3
5.5 Special requirements ... 4
6 Test methods ... 4
6.1 Appearance ... 4
6.2 Particle shape ... 4
6.3 Basic physical properties ... 5
6.4 Magnetic properties ... 5
7 Inspection Rules ... 5
7.1 Inspection Items ... 5
7.2 Batch Grouping Rules ... 5
7.3 Sampling plan 5
7.4 Decision Rules 6
8 Packaging, marking, transportation and storage ... 6
8.1 Packaging ... 6
8.2 Logo ... 7
8.3 Transportation ... 7
8.4 Storage ... 7
Appendix A (Informative) Typical values of some basic physical parameters and chemical classification of amorphous soft magnetic alloy powders ... 8
Appendix B (Normative) Measurement method of magnetic polarization intensity of amorphous soft magnetic alloy powder ... 9
B.1 Principle 9
B.2 Measurement Environment and Conditions 9
B.3 Measuring equipment 9
B.4 Measurement Sample 9
B.5 Measurement steps 9
B.6 Data Processing 10
Appendix C (Normative) Measurement method of effective magnetic permeability and DC bias characteristics of amorphous soft magnetic alloy powder ring specimen (magnetic powder core) · 11
C.1 Measurement Device Circuit 11
C.2 Test conditions 11
C.3 Test Equipment 11
C.4 Test specimen 11
C.5 Measurement steps 12
C.6 Experimental data processing 12
Appendix D (Normative) Measurement method for total loss (volume) density of amorphous soft magnetic alloy powder ring specimen (magnetic powder core) ... 13
D.1 Principle 13
D.2 Measuring device 13
D.3 Test specimen 14
D.4 Test steps 14
D.5 Experimental data processing 14
D.6 Notes ... 15
Figure 1 Naming method of amorphous soft magnetic alloy powder ... 2
Figure C.1 Schematic diagram of measuring device circuit ... 11
Figure D.1 Schematic diagram of AC power measurement ... 13
Table 1 Median particle size and allowable deviation of amorphous soft magnetic alloy powders ... 2
Table 2 Basic physical properties of amorphous soft magnetic alloy powder ... 3
Table 3 DC magnetic properties of amorphous soft magnetic alloy powders ... 3
Table 4 Some typical AC magnetic properties of amorphous soft magnetic alloy powders ... 4
Table 5 Inspection Items ... 6
Table A.1 Typical values of some basic physical parameters of amorphous soft magnetic alloy powders ... 8
Table A.2 Chemical composition of amorphous soft magnetic alloy powder ... 8
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 for standardization documents"
Drafting is required.
Please note that some of the contents of this document may involve patents. The issuing organization of this document does not assume the responsibility for identifying patents.
This document was proposed by the China Electrical Equipment Industry Association.
This document is under the jurisdiction of the National Technical Committee for Standardization of Electrical Alloys (SAC/TC 228).
This document was drafted by. Ningbo Magnetic Materials Application Technology Innovation Center Co., Ltd., Antai (Bazhou) Special Powder Co., Ltd., Foshan
Zhongyan Magnetics Technology Co., Ltd., Ningbo Zhongke Biplus New Materials Technology Co., Ltd., State Grid Hebei Electric Power Co., Ltd. Cangzhou Power Supply
Electric Branch, Hunan Lianzhong Magnetic Instrument Co., Ltd., Hebei University of Technology, Jiangxi Aite Magnetic Materials Co., Ltd., Guilin Electrical Science Research
Institute Co., Ltd., Baotou Rare Earth Research Institute, State Grid Smart Grid Research Institute Co., Ltd., Ningbo Institute of Materials Technology and Engineering, Chinese Academy of Sciences
Institute, Qingdao Yunlu Advanced Materials Technology Co., Ltd., Hangzhou Quadrant Technology Co., Ltd., China University of Metrology, Jiangxi Dayou Technology Co., Ltd.
Company, Ningbo Zhongchao New Materials Co., Ltd., Guangdong Guirong Permanent Magnetic New Materials Technology Co., Ltd., Shenzhen Maxjet Microelectronics Technology Co., Ltd.
Company, Heye Health Technology Co., Ltd., Inner Mongolia University of Technology, Zhejiang University of Technology, Zhejiang Tiantong Electronic Information Materials Research Institute Co., Ltd.
China Southern Power Grid Co., Ltd. Ultra-high Voltage Transmission Company, Zhejiang Daishengsi Medical Technology Co., Ltd., Guangdong Fanrui New Materials Co., Ltd.
Company, Jiangxi Yuean New Materials Co., Ltd., Tianjin Sanhuan Aona Technology Co., Ltd., Guangzhou Delong Electronic Devices Co., Ltd.,
Anhui Zhici New Materials Technology Co., Ltd., Foshan Mingfuxing Metal Materials Co., Ltd., Guilin University of Electronic Technology, Guangzhou Jinci Hainaxin
Materials Technology Co., Ltd., Langfeng New Materials Qidong Co., Ltd., Chongqing Youtai Industrial Co., Ltd., Jiangsu Bimudi New Materials Technology Co., Ltd.
Co., Ltd., Hunan Aerospace Magnetics Technology Co., Ltd., Wuxi Lanpei New Materials Technology Co., Ltd., Chongqing Wangbian Electric (Group) Co., Ltd.
company.
The main drafters of this document are. Man Qikui, Meng Lingbing, Wang Ce, Huo Lishan, Song Wenle, Hu Te, Wang Jingqin, Zhang Miantuan, Cui Defeng,
Lu Fei, Han Yu, Dong Yaqiang, Guo Xuan, Ni Chengliang, Hu Xiukun, Mao Yuchen, Wang Shuguang, Tang Yu, Hu Geng, Fang Yanwen, Liu Jingshun, Che Shenglei,
Zong Wei, Yang Zheng, Situ Duo, Yan Chuanjun, Li Bo, An Hailu, Wang Min, Deng Bili, Cai Mingxing, Tang Chengying, Wang Yongfei, Jiang Mufeng,
Hu Guanghua, Qi Ping, Deng Xingmin, Chen Pengpeng, Fan Gangqiang, Chi Qiang, Ding Yi, Yang Fuyao, Liu Yang, Zhang Mohan, Lu Ming, Zhao Haorong, Huang Songqiang,
Hu Shoutian.
Amorphous soft magnetic alloy powder
1 Scope
This document defines the terms and definitions of amorphous soft magnetic alloy powders produced by rapid quenching atomization process, and specifies the
The brand naming method, technical requirements, inspection rules, packaging, marking, transportation and storage of amorphous soft magnetic alloy powders are described.
method.
This document applies to amorphous soft magnetic alloy powders for magnetic components in the fields of power, electronics and communications equipment.
2 Normative references
The contents of the following documents constitute the essential clauses of this document through normative references in this document.
For referenced documents without a date, only the version corresponding to that date applies to this document; for referenced documents without a date, the latest version (including all amendments) applies.
in this document.
GB/T 1479.1-2011 Determination of bulk density of metal powders Part 1.Funnel method
GB/T 1479.2-2011 Determination of bulk density of metal powders Part 2.Scott volumetric method
GB/T 2828.1-2012 Sampling procedures for inspection by attributes Part 1.Sampling for batch inspection based on acceptance quality limit (AQL)
plan
GB/T 2900.1 Basic terms of electrical engineering
GB/T 2900.60 Electrical terminology - Electromagnetism
GB/T 3500 Powder Metallurgy Terminology
GB/T 5162-2021 Determination of tap density of metal powders
GB/T 9637 Electrical terminology magnetic materials and components
GB/T 11261-2006 Determination of oxygen content of iron and steel - Pulse heating inert gas fusion - infrared absorption method
GB/T 15019 Classification and grades of rapidly quenched metals
GB/T 16418 Terminology of particle systems
GB/T 19077-2016 Particle size distribution laser diffraction method
GB/T 20874-2007 Calculation of effective parameters of magnetic parts
GB/T 21219 Classification of magnetic materials
GB/T 21649.2-2017 Particle size analysis image analysis method Part 2.Dynamic image analysis method
3 Terms and definitions
GB/T 2900.1, GB/T 2900.60, GB/T 3500, GB/T 9637, GB/T 15019, GB/T 16418,
The terms and definitions defined in GB/T 21219 and the following apply to this document.
3.1
Amorphous powder material with soft magnetic properties prepared by rapid solidification of high-temperature liquid alloy.
3.2
Direct current bias performance
The percentage of the effective permeability when a DC bias magnetic field is applied to the effective permeability when there is no DC bias magnetic field.
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