NEN EN 13146-4 : 2012 + A1 2014
Withdrawn
A Withdrawn Standard is one, which is removed from sale, and its unique number can no longer be used. The Standard can be withdrawn and not replaced, or it can be withdrawn and replaced by a Standard with a different number.
A Withdrawn Standard is one, which is removed from sale, and its unique number can no longer be used. The Standard can be withdrawn and not replaced, or it can be withdrawn and replaced by a Standard with a different number.
RAILWAY APPLICATIONS - TRACK - TEST METHODS FOR FASTENING SYSTEMS - PART 4: EFFECT OF REPEATED LOADING
01-04-2020
12-01-2013
Foreword
1 Scope
2 Normative references
3 Terms and definitions, symbols and abbreviations
3.1 Terms and definitions
3.2 Symbols and abbreviations
4 Principle
5 Apparatus
5.1 Rail
5.2 Actuator
5.3 Load application head
5.4 Displacement measuring instruments
5.5 Load measuring instruments
5.6 Verification of calibration
6 Test specimens
6.1 Sleeper or other rail support
6.2 Fastening
7 Procedure for one rail seat
7.1 General
7.2 Preparation for test
7.2.1 In line fastening
7.2.2 Offset fastening
7.3 Clamping force
7.4 Longitudinal rail restraint
7.5 Vertical stiffness
7.6 Cyclic loading
7.7 Repeat tests
7.8 Final inspection
8 Alternative test procedure
8.1 General
8.2 Apparatus
8.2.1 General
8.2.2 Loading frame
8.3 Procedure
8.3.1 General
8.3.2 Preparation for test
8.3.3 Clamping force
8.3.4 Longitudinal rail restraint
8.3.5 Vertical stiffness
8.3.6 Cyclic loading
8.3.7 Repeat tests
8.3.8 Final inspection
9 Test report
Annex A (informative) Sample calculation
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