GB/T 38437-2019
用抽拉或旋转方式测量铁磁材料样品磁偶极矩的方法
Methods of measurement of the magnetic dipole moment of a ferromagnetic material specimen by the withdrawal or rotation method (IEC 60404-14；2002♦ Magnetic materials—Part 14： Methods of measurement of the magnetic dipole moment of a ferromagnetic material specimen by the withdrawal or rotation method*MOD)
2019-12-31 发布
2020-07-01 实施
目 次
前言.........................................I
1范图........................................1
2规范性引用文件...................................1
3术语和定义.....................................1
4测员基本原理....................................1
5试样........................................3
6採测线圈......................................3
7磁通积分器.....................................3
8已嚴化试样的厳偶极矩测域..............................3
8.1针对负裁效应对磁通积分器的读数进行修正....................3
8.2用已校准的永磁标准试样对磁偶极矩测址装置进行校准...............3
8.3磁偶极矩的测扯................................4
9饱和砥偶极矩的测地 ................................4
10磁极化强度J的确定................................5
11比饱和厳极化强度的确定..............................5
12測扯不确定度...................................5
13测试报告.....................................5
附录A （资料性附录）本标准与IEC 60404-14:2002相比的结构变化情况 .7
附录B （资料性附录）长于亥姆霍兹线圏破场均匀区的试样的比饱和磁化强度的測员 ....8
附录C （资料性附录）具有高饱和磁场强度的快磁试样（如高钻硬质合金试样）的测量 ...9
附录D （资料性附录）小块（如质量小于50 mg）含钻硬质合金试样的测量......10
参考文献......................................11