ENV 1007-5 : 1998
Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
ADVANCED TECHNICAL CERAMICS - CERAMIC COMPOSITES - METHODS OF TEST FOR REINFORCEMENTS - DETERMINATION OF DISTRIBUTION OF TENSILE STRENGTH AND OF TENSILE STRAIN TO FAILURE OF FILAMENTS WITHIN A MULTIFILAMENT TOW AT AMBIENT TEMPERATURE
04-01-2003
01-12-2013
Contents
Foreword
1. Scope
2. Normative references
3. Principle
4. Significance and use
5. Definitions and symbols
5.1 Gauge length
5.2 Initial cross section area
5.3 Tow elongation
5.4 Compliance
5.5 Strain
5.6 Filament rupture strain
5.7 Filament strength
5.8 Average filament strength
5.9 Mean filament strength
6. Apparatus
6.1 Tensile testing equipment
6.2 Data recording
7. Test specimen
7.1 Window type specimen
7.2 Cylindrical end type specimen
8. Test specimen preparation
8.1 Window type specimen
8.2 Cylindrical end type specimen
8.3 Number pf test specimens
9. Test procedure
9.1 Determination of the initial cross section area
9.2 Determination of the gauge length
9.3 Gripping
9.4 Selection of strain rate
9.5 Test procedure
9.6 Determination of load train compliance
9.7 Test validity
10. Calculation of results
10.1 Calculation of the load train compliance CI
10.2 Calculation of probability of filament rupture Pj
from the tests on specimens with a gauge length
of 200 mm
10.3 Distribution of filament rupture strain
10.4 Distribution of filament strength
10.5 Young's modulus
11. Test report
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