Standard Practice for Constant-Amplitude, Axial Tension-Tension Cyclic Fatigue of Advanced Ceramics at Ambient Temperatures

SCOPE
1.1 This practice covers the determination of constant-amplitude, axial tension-tension cyclic fatigue behaviour and performance of advanced ceramics at ambient temperatures to establish "baseline" cyclic fatigue performance. This practice builds on experience and existing standards in tensile testing advanced ceramics at ambient temperatures and addresses various suggested test specimen geometries, specimen fabrication methods, testing modes (load, displacement, or strain control), testing rates and frequencies, allowable bending, and procedures for data collection and reporting. This practice does not apply to axial cyclic fatigue tests of components or parts (that is, machine elements with non uniform or multiaxial stress states).
1.2 This practice applies primarily to advanced ceramics that macroscopically exhibit isotropic, homogeneous, continuous behaviour. While this practice applies primarily to monolithic advanced ceramics, certain whisker- or particle-reinforced composite ceramics as well as certain discontinuous fibre-reinforced composite ceramics may also meet these macroscopic behaviour assumptions. Generally, continuous fibre-reinforced ceramic composites (CFCCs) do not macroscopically exhibit isotropic, homogeneous, continuous behaviour and application of this practice to these materials is not recommended.
1.3 The values stated in SI units are to be regarded as the standard and are in accordance with Practice E 380.
1.4 This standard does not purport to address all of the safety concerns, if any, associated with its use. It is the responsibility of the user of this standard to establish appropriate safety and health practices and determine the applicability of regulatory limitations prior to use. Refer to Section 7 for specific precautions.

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09-Oct-2001
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ASTM C1361-96 - Standard Practice for Constant-Amplitude, Axial Tension-Tension Cyclic Fatigue of Advanced Ceramics at Ambient Temperatures
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NOTICE: This standard has either been superseded and replaced by a new version or
withdrawn. Contact ASTM International (www.astm.org) for the latest information.
Designation: C 1361 – 96
AMERICAN SOCIETY FOR TESTING AND MATERIALS
100 Barr Harbor Dr., West Conshohocken, PA 19428
Reprinted from the Annual Book of ASTM Standards. Copyright ASTM
Standard Practice for
Constant-Amplitude, Axial, Tension-Tension Cyclic Fatigue
1
of Advanced Ceramics at Ambient Temperatures
This standard is issued under the fixed designation C 1361; the number immediately following the designation indicates the year of
original adoption or, in the case of revision, the year of last revision. A number in parentheses indicates the year of last reapproval. A
superscript epsilon (e) indicates an editorial change since the last revision or reapproval.
1. Scope C 1322 Practice for Fractography and Characterization of
2
Fracture Origins in Advanced Ceramics
1.1 This practice covers the determination of constant-
3
E 4 Practices for Force Verification of Testing Machines
amplitude, axial tension-tension cyclic fatigue behaviour and
E 6 Terminology Relating to Methods of Mechanical Test-
performance of advanced ceramics at ambient temperatures to
3
ing
establish “baseline” cyclic fatigue performance. This practice
E 83 Practice for Verification and Classification of Exten-
builds on experience and existing standards in tensile testing
3
someters
advanced ceramics at ambient temperatures and addresses
E 337 Test Method for Measured Humidity with Psychrom-
various suggested test specimen geometries, specimen fabrica-
eter (the Measurement of Wet-and Dry-Bulb Tempera-
tion methods, testing modes (load, displacement, or strain
4
tures)
control), testing rates and frequencies, allowable bending, and
E 380 Practice for Use of International System of Units (SI)
procedures for data collection and reporting. This practice does
5
(the Modernized Metric System)
not apply to axial cyclic fatigue tests of components or parts
E 467 Practice for Verification of Constant Amplitude Dy-
(that is, machine elements with non uniform or multiaxial
3
namic Loads in an Axial Load Fatigue Testing Machine
stress states).
E 468 Practice for Presentation of Constant Amplitude Fa-
1.2 This practice applies primarily to advanced ceramics
3
tigue Test Results for Metallic Materials
that macroscopically exhibit isotropic, homogeneous, continu-
E 739 Practice for Statistical Analysis of Linear or Linear-
ous behaviour. While this practice applies primarily to mono-
3
ized Stress-Life (S-N) and Strain-Life (e-N) Fatigue Data
lithic advanced ceramics, certain whisker- or particle-
E 1012 Practice for Verification of Specimen Alignment
reinforced composite ceramics as well as certain discontinuous
3
Under Tensile Loading
fibre-reinforced composite ceramics may also meet these
3
E 1150 Definitions of Terms Relating to Fatigue
macroscopic behaviour assumptions. Generally, continuous
2.2 Military Handbook:
fibre-reinforced ceramic composites (CFCCs) do not macro-
MIL-HDBK-790 Fractography and Characterization of
scopically exhibit isotropic, homogeneous, continuous behav-
6
Fracture Origins in Advanced Structural Ceramics
iour and application of this practice to these materials is not
recommended.
3. Terminology
1.3 The values stated in SI units are to be regarded as the
3.1 Definitions—Definitions of terms relating to advanced
standard and are in accordance with Practice E 380.
ceramics, cyclic fatigue, and tensile testing as they appear in
1.4 This standard does not purport to address all of the
Terminology C 1145, Definitions E 1150, and Terminology
safety concerns, if any, associated with its use. It is the
E 6, respectively, apply to the terms used in this practice.
responsibility of the user of this standard to establish appro-
Selected terms with definitions follow with the appropriate
priate safety and health practices and determine the applica-
source given in parenthesis. Additional terms are also defined
bility of regulatory limitations prior to use. Refer to Section 7
in 3.2.
for specific precautions.
3.2 Definitions of Terms Specific to This Standard:
2. Referenced Documents
3.2.1 advanced ceramic, n—a highly engineered, high per-
formance predominately non-metallic, inorganic, ceramic ma-
2.1 ASTM Standards:
2
terial having specific functional attributes. (See Terminology
C 1145 Terminology on Advanced Ceramics
C 1145.)
C 1273 Test Method for Tensile Strength of Monolithic
–1
2
3.2.2 axial strain [LL ], n—the average longitudinal
Advanced Ceramics at Ambient Temperatures
1
3
This practice is under the jurisdiction of ASTM Committee C-28 on Advanced
Annual Book of ASTM Standards, Vol 3.01.
4
Ceramics and is the direct responsibility of Subcommittee C28.01 on Properties and
Annual Book of ASTM Standards, Vol 11.03.
5
Performance.
Annual Book of ASTM Standards, Vol 14.02.
6
Current edition approved Dec. 10, 1996. Published December 1997.
Available from Army Research Laboratory-Mater
...

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