– 2 – 60068-2-21 IEC:2006(E)
CONTENTS
FOREWORD...........................................................................................................................4
1
Scope...............................................................................................................................6
2 Normative references .......................................................................................................6
3 Test Ua
1
: tensile ..............................................................................................................7
3.1 Object .....................................................................................................................7
3.2 General description .................................................................................................7
3.3 Preconditioning .......................................................................................................7
3.4 Initial measurements ...............................................................................................7
3.5 Test method ............................................................................................................7
3.6 Final measurements ................................................................................................8
3.7 Information to be given in the relevant specification ................................................8
4 Test Ua
2
: thrust................................................................................................................9
4.1 Object .....................................................................................................................9
4.2 General description .................................................................................................9
4.3 Preconditioning .......................................................................................................9
4.4 Initial measurements ...............................................................................................9
4.5 Test method ............................................................................................................9
4.6 Final measurements ..............................................................................................10
4.7 Information to be given in the relevant specification ..............................................10
5 Test Ub: bending ............................................................................................................10
5.1 Object ...................................................................................................................10
5.2 General description ...............................................................................................11
5.3 Preconditioning .....................................................................................................11
5.4 Initial measurements ............................................................................................. 11
5.5 Test method ..........................................................................................................11
5.6 Final measurements ..............................................................................................13
5.7 Information to be given in the relevant specification ..............................................14
6 Test Uc: torsion .............................................................................................................. 14
6.1 Object ...................................................................................................................14
6.2 Preconditioning .....................................................................................................14
6.3 Initial measurements ............................................................................................. 14
6.4 Test method ..........................................................................................................14
6.5 Final measurements ..............................................................................................15
6.6 Information to be given in the relevant specification ..............................................15
7 Test Ud: torque ..............................................................................................................15
7.1 Object ...................................................................................................................15
7.2 General description ...............................................................................................15
7.3 Preconditioning .....................................................................................................15
7.4 Initial measurements ............................................................................................. 15
7.5 Test method ..........................................................................................................16
7.6 Final measurements ..............................................................................................16
7.7 Information to be given in the relevant specification ..............................................16
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收藏 603KB PDF 举报 
tantan001_20102011-10-19标准的语言，很模糊
