I.S. EN 12291:2003
Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
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ADVANCED TECHNICAL CERAMICS - MECHANICAL PROPERTIES OF CERAMIC COMPOSITES AT HIGH TEMPERATURE IN AIR AT ATMOSPHERIC PRESSURE - DETERMINATION OF COMPRESSION PROPERTIES
15-05-2016
12-01-2013
For Harmonized Standards, check the EU site to confirm that the Standard is cited in the Official Journal.
Only cited Standards give presumption of conformance to New Approach Directives/Regulations.
Dates of withdrawal of national standards are available from NSAI.
Foreword
1 Scope
2 Normative references
3 Terms and definitions
4 Principle
5 Apparatus
5.1 Test machine
5.2 Load train
5.3 Set-up for heating
5.4 Extensometer
5.4.1 General
5.4.2 Mechanical extensometer
5.4.3 Electro-optical extensometer
5.5 Temperature measurement
5.6 Data recording system
5.7 Micrometers
6 Test specimens
6.1 General
6.2 Compression between platens
6.3 Test specimen used with grips
7 Test specimen preparation
7.1 Machining and preparation
7.2 Number of test specimens
8 Test procedures
8.1 Test set-up: temperature considerations
8.1.1 General
8.1.2 Controlled temperature zone
8.1.3 Temperature calibration
8.2 Test set-up: other considerations
8.2.1 Displacement rate
8.2.2 Measurement of test specimens dimensions
8.2.3 Buckling
8.3 Testing technique
8.3.1 Specimen mounting
8.3.2 Setting of extensometer
8.3.3 Heating of test specimen
8.3.4 Measurements
8.4 Test validity
9 Calculation of results
9.1 Test specimen origin
9.2 Compression strength
9.3 Strain at maximum compression force
9.4 Proportionality ratio or pseudo-elastic modulus, elastic
modulus
10 Test report
Annex A (normative) Buckling: How to proceed when buckling is
suspected
Bibliography
Defines the conditions for determination of compression properties of ceramic matrix composite materials with continuous fibre reinforcement for temperatures up to 1700 degree C in air at atmospheric pressure.
DevelopmentNote |
Supersedes I.S. ENV 12291 (10/2003)
|
DocumentType |
Standard
|
PublisherName |
National Standards Authority of Ireland
|
Status |
Superseded
|
SupersededBy | |
Supersedes |
Standards | Relationship |
UNI EN 12291 : 2003 | Identical |
SN EN 12291 : 2003 | Identical |
NEN EN 12291 : 2003 | Identical |
NS EN 12291 : 1ED 2003 | Identical |
BS EN 12291:2003 | Identical |
DIN EN 12291:2003-10 | Identical |
NF EN 12291 : 2003 | Identical |
EN 12291:2003 | Identical |
NBN EN 12291 : 2003 | Identical |
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