XB/T 507: Evolution and historical versions
| Standard ID | Contents [version] | USD | STEP2 | [PDF] delivered in | Standard Title (Description) | Status | PDF |
| XB/T 507-2024 | English | RFQ |
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(Sintered 2:17 type samarium cobalt permanent magnet material)
| Valid |
XB/T 507-2024
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| XB/T 507-2009 | English | 439 |
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3 days [Need to translate]
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2∶17 Sm Co Permanent magnetic material
| Obsolete |
XB/T 507-2009
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Basic data | Standard ID | XB/T 507-2024 (XB/T507-2024) | | Description (Translated English) | (Sintered 2:17 type samarium cobalt permanent magnet material) | | Sector / Industry | Rare Earth Metal Industry Standard (Recommended) | | Classification of Chinese Standard | H65 | | Classification of International Standard | 77.120.99 | | Date of Issue | 2024-10-24 | | Date of Implementation | 2025-05-01 | | Older Standard (superseded by this standard) | XB/T 507-2009 | | Issuing agency(ies) | Ministry of Industry and Information Technology | | Summary | This standard specifies the classification and grade, technical requirements, test methods, inspection rules, packaging, marking, transportation, storage and accompanying documents of sintered 2:17 type samarium cobalt permanent magnet materials. This standard is applicable to sintered 2:17 type samarium cobalt permanent magnet materials produced by powder metallurgy. | XB/T 507-2009: 2∶17 Sm Co Permanent magnetic material---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.
2.17 Sm Co Permanent magnetic material
ICS 77.120.99
H65
Rare Earth Industry Standard of the People's Republic of China
XB/T 507-2009
2.17 samarium cobalt permanent magnet material
2009-12-04 released
Implementation of.2010-06-01
Issued by the Ministry of Industry and Information Technology of the People's Republic of China
Foreword
Appendix A and Appendix B of this standard are informative appendices.
This standard was proposed and managed by the National Rare Earth Standardization Technical Committee.
The organization responsible for drafting this standard. Baotou Rare Earth Research Institute.
Participated in the drafting of this standard. Youyan Rare Earth New Materials Co., Ltd.
The main drafters of this standard. Cui Guohong, Li Zejun, Xie Ping, Yu Dunbo, Zhang Ming, Wang Haitao.
XB/T 507-2009
2.17 samarium cobalt permanent magnet material
1 scope
This standard specifies the requirements, test methods, inspection rules and signs, packaging, transportation and storage of 2.17 samarium-cobalt permanent magnet materials.
This standard is applicable to 2.17 samarium-cobalt permanent magnetic materials produced by powder metallurgy technology for the production of permanent magnetic devices in the electronics, electric power and machinery industries
Wait for use.
2 Normative references
The clauses in the following documents become clauses of this standard after being quoted. For dated reference documents, all subsequent
Amendments (not including errata content) or revisions do not apply to this standard. However, all parties that have reached an agreement based on this standard are encouraged to study
Is the latest version of these files available? For undated references, the latest version is applicable to this standard.
GB/T 2828.1 Sampling inspection procedure by attributes Part 1.Sampling plan for batch-by-batch inspection searched by acceptance quality limit (AQL)
(GB/T 2828.1-2003, ISO 2859-1.1999, IDT)
GB/T 3217 Permanent magnetic (hard magnetic) material magnetic test method
GB/T 8170 Numerical rounding rules and the expression and determination of limit values
GB/T 9637 Electrotechnical terminology, magnetic materials and components
JB/T 8986 Measurement method of temperature coefficient of permanent magnet materials
3 Terms and definitions
The following terms and definitions established in GB/T 9637 apply to this standard.
3.1
Including the remanence (Br) of permanent magnet materials, the coercivity of magnetic polarization (intrinsic coercivity) (HcJ), the coercive force of magnetic induction (HcB), the maximum
Magnetic energy product ((BH)max).
3.2
Including permanent magnetic material temperature coefficient of remanence (αBr), relative recoil permeability (μrec), Curie temperature (Tc).
4 requirements
4.1 The main magnetic properties of low temperature coefficient series materials and ordinary series materials and the remanence temperature coefficient of low temperature coefficient series materials should conform to
The provisions of Table 1.If the party has special requirements, the supplier and the buyer can negotiate separately.
Table 1
series
Grade
Main magnetic properties Remanence temperature coefficient
Br
HCB
kA/ m
HcJ
kA／Ｍ
(BH)max
kJ/ m3
αBr
%/K
Digital brand character brand minimum minimum minimum minimum value range value range value
Low temperature
Coefficient series
068000 SG127/160/5 0.80 557 1592 1227±16 -0.005～0.005
068001 SG144/160/10 0.85 597 1592 144±16 -0.01～0.01
068002 SG160/160/10 0.90 637 1592 159±16 -0.01～0.01
XB/T 507-2009
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