China 'GB/T 31967.2-2015
' standard english version:
NATIONAL STANDARD OF THE PEOPLE'S REPUBLIC OF CHINA
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
Issued Date:2015-09-11
Implemented Date:2016-08-01
Issued by:
The Standardization Administration of the People's Republic of China