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GB standards are the China national standards; Prefix code GB are Mandatory standards, GB/T are Recommended standards; All products or service must be compliance with GB standards; If you want to export products or services to huge Chinese market, need ensure they are meet the requirements of GB china national standards; We provide Chinese GB standards and English version GB standards Lookup, Translate, Download, Imported Commodity GB standards Testing and Compliance review services. |
| Standard Code | Standard Title | Standard Class | Order |
|---|---|---|---|
| GB/T 39494-2020 |
Determination for coating adhesion of rare earth Permanent magnetic materials for drive motor of new energy vehicle 新能源汽车驱动电机用稀土永磁材料表面涂镀层结合力的测定 |
China National Standards Permanent magnetic m |
 English PDF |
| GB/T 34495-2017 |
Hot pressed neodymium iron boron Permanent magnetic materials 热压钕铁硼永磁材料 |
China National Standards Permanent magnetic m |
English PDF |
| GB/T 31967.2-2015 |
Test method for physical property of rare earth Permanent magnetic materials—Part 2：Determination of bending strength and fracture toughness 稀土永磁材料物理性能测试方法 第2部分：抗弯强度和断裂韧度的测定 |
China National Standards Permanent magnetic m |
English PDF |
| GB/T 31967.1-2015 |
Test method for physical property of rare earth Permanent magnetic materials—Part 1：Determination of temperature coefficient of magnetic flux 稀土永磁材料物理性能测试方法 第1部分：磁通温度特性的测定 |
China National Standards Permanent magnetic m |
English PDF |
| GB/T 4180-2012 |
Permanent magnetic material of rare earth cobalt 稀土钴永磁材料 |
China National Standards Permanent magnetic m |
English PDF |
| GB/T 24270-2009 |
Method of measurement of temperature coefficient of magnetic properties of Permanent magnetic materials 永磁材料磁性能温度系数测量方法 |
China National Standards Permanent magnetic m |
English PDF |
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