09/30185912 DC : 0
Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
BS EN 843-6 - ADVANCED TECHNICAL CERAMICS - MECHANICAL PROPERTIES OF MONOLITHIC CERAMICS AT ROOM TEMPERATURE - PART 6: GUIDANCE FOR FRACTOGRAPHIC INVESTIGATION
Hardcopy , PDF
31-01-2010
English
Foreword
1 Scope
2 Normative references
3 Terms and definitions
3.1 General terms
3.2 Terms classifying inherently volume-distributed
fracture origins
3.3 Terms classifying inherently surface-distributed
fracture origins
3.4 Terms classifying features on fracture surfaces
4 Significance and use
5 Apparatus
5.1 Preparation and cleaning facilities
5.2 Observational facilities
6 Recommended procedure
6.1 Outline
6.2 Specimen storage and cleaning of fracture surfaces
6.3 Visual inspection
6.4 Optical microscope examination
6.5 Identification of major fracture surface features
6.6 Scanning electron microscope examination
6.7 Identification of fracture origin
6.8 Identification of chemical inhomogeneity at fracture
origin
6.9 Drawing conclusions
7 Report
Annex A (informative) - Crack patterns in ceramic bodies
Annex B (informative) - Examples of general features of
fracture surfaces
Annex C (informative) - Examples of procedure for fracture
origin identification
C.1 Single large pores
C.2 Agglomerates
C.3 Large grains
C.4 Compositional inhomogeneities
C.5 Delaminations
C.6 Handling damage
C.7 Machining damage
C.8 Oxidation pitting
C.9 Complex origins
C.10 No obvious origins
Annex D (informative) - Use of fracture mechanical information
to aid fractography
D.1 Fracture stress and origin size
D.2 Fracture stress and fracture mirror size
Annex E (informative) - Example layout of reporting pro-forma
Bibliography
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