Standard Test Method for Tensile Properties of Reinforced Thermosetting Plastics Using Straight-Sided Specimens

SIGNIFICANCE AND USE
4.1 This test method is intended for tensile testing of fiber-reinforced thermosetting laminates. For injection molded thermoplastics, both reinforced and unreinforced, Test Methods D638 is recommended. For most unidirectional fiber reinforced laminates, Test Methods D3039/D3039M is preferred.  
4.2 This test method is designed to produce tensile property data for quality control and research and development. Factors that influence the tensile properties, and should therefore be reported, are: material, methods of material and specimen preparation, specimen conditioning, test environment, speed of testing, void content, and volume percent reinforcement.  
4.3 It is realized that a material cannot be tested without also specifying the method of preparation of that material. Hence, when comparative tests of materials per se are desired, the greatest care must be exercised to ensure that all samples are prepared in exactly the same way, unless the test is to include the effects of sample preparation. Similarly, for referee purposes or comparisons within any given series of specimen, care must be taken to secure the maximum degree of uniformity in details of preparation, treatment, and handling.
Note 6: Preparation techniques for reinforced thermosetting plastics can be found in the part of ISO 1268 appropriate to the manufacturing technique for the laminate.  
4.4 Tensile properties may provide useful data for engineering design purposes. However, because of the high degree of sensitivity exhibited by many reinforced plastics to rate of straining and environmental conditions, data obtained by this test method cannot be considered valid for applications involving load-time scales or environments widely different from those of this test method. In cases of such dissimilarity, no reliable estimation of the limit of usefulness can be made for most plastics. This sensitivity to rate of straining and environment necessitates testing over a broad load-time scale (includi...
SCOPE
1.1 This test method covers the determination of the tensile properties of thermosetting reinforced plastics using test specimens of uniform nominal width when tested under defined conditions of pretreatment, temperature, humidity, and testing-machine speed.  
Note 1: Experience with this test method to date has been limited to glass-reinforced thermosets. Applicability to other materials remains to be determined.  
1.2 This test method can be used for testing materials of any thickness up to 14 mm (0.55 in.).  
Note 2: This test method is not intended to cover precise physical procedures. It is recognized that the constant-rate-of-crosshead-movement type of test leaves much to be desired from a theoretical standpoint, that wide differences may exist between rate-of-crosshead movement and rate of strain between gage marks on the specimen, and that the testing speeds specified disguise important effects characteristic of materials in the plastic state. Further, it is realized that variations in the thicknesses of test specimens that are permitted by these procedures, produce variations in the surface-volume ratios of such specimens, and that these variations may influence the test results. Hence, where directly comparable results are desired, all samples should be of equal thickness. Special additional tests should be used where more precise physical data are needed.
Note 3: Use of this test method for testing materials of thicknesses greater than 14 mm (0.55 in.) is not recommended. Reducing the thickness by machining may be acceptable for materials of uniform reinforcement amount and direction, but is generally not recommended.  
1.3 Test data obtained by this test method is relevant and appropriate for use in engineering design.  
1.4 The values stated in SI units are to be regarded as standard. The inch-pound units given in parentheses are for information only.  
1.5 This standard does not purport to address a...

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Standards Content (Sample)

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
´1
Designation: D5083 − 10
Standard Test Method for
Tensile Properties of Reinforced Thermosetting Plastics
1
Using Straight-Sided Specimens
This standard is issued under the fixed designation D5083; the number immediately following the designation indicates the year of
original adoption or, in the case of revision, the year of last revision.Anumber in parentheses indicates the year of last reapproval.A
superscript epsilon (´) indicates an editorial change since the last revision or reapproval.
1
ε NOTE—Editorially corrected Fig. 1 in February 2015.
1. Scope* priate safety and health practices and determine the applica-
bility of regulatory limitations prior to use.
1.1 This test method covers the determination of the tensile
propertiesofthermosettingreinforcedplasticsusingtestspeci-
NOTE4—ThistestmethodistechnicallyequivalenttoISO527-4except
as noted below:
mens of uniform nominal width when tested under defined
(a)ThistestmethoddoesnotincludetestingoftheTypeIdogboneshaped
conditions of pretreatment, temperature, humidity, and testing-
specimen described in ISO 527-4. Testing of this type of specimen,
machine speed.
primarilyusedforreinforcedandun-reinforcedthermoplasticmaterials,is
described in Test Method D638.
NOTE 1—Experience with this test method to date has been limited to
(b)The thickness of test specimens in this test method includes the 2 mm
glass-reinforcedthermosets.Applicabilitytoothermaterialsremainstobe
to 10 mm thickness range of ISO 527-4, but expands the allowable test
determined.
thickness to 14 mm.
1.2 Thistestmethodcanbeusedfortestingmaterialsofany
NOTE 5—For tensile properties of resin-matrix composites reinforced
with oriented continuous or discontinuous high modulus > 20-Gpa (> 3.0
thickness up to 14 mm (0.55 in.).
6
×10 -psi) fibers, tests shall be made in accordance with Test Method
NOTE 2—This test method is not intended to cover precise physical
D3039/D3039M or ISO 527 Part 5.
procedures.Itisrecognizedthattheconstant-rate-of-crosshead-movement
type of test leaves much to be desired from a theoretical standpoint, that
2. Referenced Documents
wide differences may exist between rate-of-crosshead movement and rate
2
of strain between gage marks on the specimen, and that the testing speeds 2.1 ASTM Standards:
specified disguise important effects characteristic of materials in the
D618Practice for Conditioning Plastics for Testing
plastic state. Further, it is realized that variations in the thicknesses of test
D638Test Method for Tensile Properties of Plastics
specimens that are permitted by these procedures, produce variations in
D883Terminology Relating to Plastics
thesurface-volumeratiosofsuchspecimens,andthatthesevariationsmay
D3039/D3039MTestMethodforTensilePropertiesofPoly-
influence the test results. Hence, where directly comparable results are
desired, all samples should be of equal thickness. Special additional tests
mer Matrix Composite Materials
should be used where more precise physical data are needed.
D4000Classification System for Specifying Plastic Materi-
NOTE 3—Use of this test method for testing materials of thicknesses
als
greaterthan14mm(0.55in.)isnotrecommended.Reducingthethickness
D5947Test Methods for Physical Dimensions of Solid
by machining may be acceptable for materials of uniform reinforcement
amount and direction, but is generally not recommended. Plastics Specimens
E4Practices for Force Verification of Testing Machines
1.3 Test data obtained by this test method is relevant and
E83Practice for Verification and Classification of Exten-
appropriate for use in engineering design.
someter Systems
1.4 The values stated in SI units are to be regarded as
E691Practice for Conducting an Interlaboratory Study to
standard. The inch-pound units given in parentheses are for
Determine the Precision of a Test Method
information only.
3
2.2 ISO Standard:
1.5 This standard does not purport to address all of the
ISO527Plastics—Determination of Tensile Properties—
safety concerns, if any, associated with its use. It is the
Part 1: General Principles
responsibility of the user of this standard to establish appro-
2
For referenced ASTM standards, visit the ASTM website, www.astm.org, or
1
ThistestmethodisunderthejurisdictionofASTMCommitteeD20onPlastics contact ASTM Customer Service at service@astm.org. For Annual Book of ASTM
and is the direct responsibility of Subcommittee D20.10 on Mechanical Properties. Standards volume information, refer to the standard’s Document Summary page on
Current edition approved April 1, 2010. Published April 2010. Originally the ASTM website.
3
approved in 1990. Last previous edition approved in 2008 as D5083–08. DOI: Available fromAmerican National Standards Institute (ANSI), 25 W. 43rd St.,
10.1520/D5083-10E01. 4th Floor, New York, NY 10036, http://www.ansi.org.
*A Summary of Changes section
...

This document is not an ASTM standard and is intended only to provide the user of an ASTM standard an indication of what changes have been made to the previous version. Because
it may not be technically possible to adequately depict all changes accurately, ASTM recommends that users consult prior editions as appropriate. In all cases only the current version
of the standard as published by ASTM is to be considered the official document.
´1
Designation: D5083 − 10 D5083 − 10
Standard Test Method for
Tensile Properties of Reinforced Thermosetting Plastics
1
Using Straight-Sided Specimens
This standard is issued under the fixed designation D5083; 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 (´) indicates an editorial change since the last revision or reapproval.
1
ε NOTE—Editorially corrected Fig. 1 in February 2015.
1. Scope*
1.1 This test method covers the determination of the tensile properties of thermosetting reinforced plastics using test specimens
of uniform nominal width when tested under defined conditions of pretreatment, temperature, humidity, and testing-machine speed.
NOTE 1—Experience with this test method to date has been limited to glass-reinforced thermosets. Applicability to other materials remains to be
determined.
1.2 This test method can be used for testing materials of any thickness up to 14 mm (0.55 in.).
NOTE 2—This test method is not intended to cover precise physical procedures. It is recognized that the constant-rate-of-crosshead-movement type of
test leaves much to be desired from a theoretical standpoint, that wide differences may exist between rate-of-crosshead movement and rate of strain
between gage marks on the specimen, and that the testing speeds specified disguise important effects characteristic of materials in the plastic state. Further,
it is realized that variations in the thicknesses of test specimens that are permitted by these procedures, produce variations in the surface-volume ratios
of such specimens, and that these variations may influence the test results. Hence, where directly comparable results are desired, all samples should be
of equal thickness. Special additional tests should be used where more precise physical data are needed.
NOTE 3—Use of this test method for testing materials of thicknesses greater than 14 mm (0.55 in.) is not recommended. Reducing the thickness by
machining may be acceptable for materials of uniform reinforcement amount and direction, but is generally not recommended.
1.3 Test data obtained by this test method is relevant and appropriate for use in engineering design.
1.4 The values stated in SI units are to be regarded as standard. The inch-pound units given in parentheses are for information
only.
1.5 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.
NOTE 4—This test method is technically equivalent to ISO 527-4 except as noted below:
(a) This test method does not include testing of the Type I dogbone shaped specimen described in ISO 527-4. Testing of this type of specimen, primarily
used for reinforced and un-reinforced thermoplastic materials, is described in Test Method D638.
(b) The thickness of test specimens in this test method includes the 2 mm to 10 mm thickness range of ISO 527-4, but expands the allowable test thickness
to 14 mm.
6
NOTE 5—For tensile properties of resin-matrix composites reinforced with oriented continuous or discontinuous high modulus > 20-Gpa (> 3.0 × 10
-psi) fibers, tests shall be made in accordance with Test Method D3039/D3039M or ISO 527 Part 5.
2. Referenced Documents
2
2.1 ASTM Standards:
D618 Practice for Conditioning Plastics for Testing
D638 Test Method for Tensile Properties of Plastics
D883 Terminology Relating to Plastics
D3039/D3039M Test Method for Tensile Properties of Polymer Matrix Composite Materials
D4000 Classification System for Specifying Plastic Materials
D5947 Test Methods for Physical Dimensions of Solid Plastics Specimens
1
This test method is under the jurisdiction of ASTM Committee D20 on Plastics and is the direct responsibility of Subcommittee D20.10 on Mechanical Properties.
Current edition approved April 1, 2010. Published April 2010. Originally approved in 1990. Last previous edition approved in 2008 as D5083 – 08. DOI:
10.1520/D5083-10.10.1520/D5083-10E01.
2
For referenced ASTM standards, visit the ASTM website, www.astm.org, or contact ASTM Customer Service at service@astm.org. For Annual Book of ASTM Standards
volume information, refer to the standard’s Document Summary page on the ASTM website.
*A Summary of Changes section appears at the end of this standard
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