BS 7270:1990
Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
Method for constant amplitude strain controlled fatigue testing
Hardcopy , PDF
12-29-2006
English
11-30-1990
Committees responsible
Foreword
Method
1. Scope
2. Definitions
3. Symbols
4. Principle
5. Test equipment
6. Specimen geometry
7. Alignment of test fixtures
8. Test procedure
9. Test report
Appendices
A. Generation of data sets
B. Test fixtures
C. Dynamic verification of extensometers
D. Specimen preparation
Tables
1. Cylindrical specimen geometry
2. Alternative cylindrical specimen geometry
3. Plate specimen geometry
Figures
1. One cycle, defined for sinusoidal and triangular
waveform strain histories
2. Stress-strain hysteresis loop
3. Test section profile for cylindrical specimens
4. Alternative test section profile for cylindrical
specimens
5. Test section profile for plate specimens
6. Plot of maximum force against cycles for a
cyclically softening material
7. Schematic diagram of grips for threaded end
specimens
8. Schematic diagram of grips for button end specimens
9. Schematic diagram of grips for conical end specimens
10. Schematic diagram of hydraulically actuated grips
for plate specimens
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