ASTM D882-12
(Test Method)Standard Test Method for Tensile Properties of Thin Plastic Sheeting
Standard Test Method for Tensile Properties of Thin Plastic Sheeting
SIGNIFICANCE AND USE
4.1 Tensile properties determined by this test method are of value for the identification and characterization of materials for control and specification purposes. Tensile properties can vary with specimen thickness, method of preparation, speed of testing, type of grips used, and manner of measuring extension. Consequently, where precise comparative results are desired, these factors must be carefully controlled. This test method shall be used for referee purposes, unless otherwise indicated in particular material specifications. For many materials, there can be a specification that requires the use of this test method, but with some procedural modifications that take precedence when adhering to the specification. Therefore, it is advisable to refer to that material specification before using this test method. Table 1 in Classification D4000 lists the ASTM materials standards that currently exist.
4.2 Tensile properties can be utilized to provide data for research and development and engineering design as well as quality control and specification. However, data from such tests cannot be considered significant for applications differing widely from the load-time scale of the test employed.
4.3 The tensile modulus of elasticity is an index of the stiffness of thin plastic sheeting. The reproducibility of test results is good when precise control is maintained over all test conditions. When different materials are being compared for stiffness, specimens of identical dimensions must be employed.
4.4 The tensile energy to break (TEB) is the total energy absorbed per unit volume of the specimen up to the point of rupture. In some texts this property has been referred to as toughness. It is used to evaluate materials that are subjected to heavy abuse or that can stall web transport equipment in the event of a machine malfunction in end-use applications. However, the rate of strain, specimen parameters, and especially flaws can cause large variations in the resul...
SCOPE
1.1 This test method covers the determination of tensile properties of plastics in the form of thin sheeting and films (less than 1.0 mm (0.04 in.) in thickness). Note 1—Film is defined in Terminology D883 as an optional term for sheeting having a nominal thickness no greater than 0.25 mm (0.010 in.).Note 2—Tensile properties of plastics 1.0 mm (0.04 in.) or greater in thickness shall be determined according to Test Method D638.
1.2 This test method can be used to test all plastics within the thickness range described and the capacity of the machine employed.
1.3 Specimen extension can be measured by grip separation, extension indicators, or displacement of gage marks.
1.4 The procedure for determining the tensile modulus of elasticity is included at one strain rate. Note 3—The modulus determination is generally based on the use of grip separation as a measure of extension; however, the desirability of using extensometers, as described in 5.2, is recognized and provision for the use of such instrumentation is incorporated in the procedure.
1.5 Test data obtained by this test method is relevant and appropriate for use in engineering design.
1.6 The values stated in SI units are to be regarded as the standard. The values in parentheses are provided for information only.
1.7 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 similar to ISO 527-3, but is not considered technically equivalent. ISO 527-3 allows for additional specimen configurations, specifies different test speeds, and requires an extensometer or gage marks on the specimen.
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Designation: D882 − 12
Standard Test Method for
1
Tensile Properties of Thin Plastic Sheeting
This standard is issued under the fixed designation D882; 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.
This standard has been approved for use by agencies of the U.S. Department of Defense.
These test methods have been approved for use by agencies of the Department of Defense to replace Method 1013 of Federal Test
Method Standard 406.
1. Scope* 2. Referenced Documents
2
1.1 This test method covers the determination of tensile 2.1 ASTM Standards:
propertiesofplasticsintheformofthinsheetingandfilms(less D618Practice for Conditioning Plastics for Testing
than 1.0 mm (0.04 in.) in thickness). D638Test Method for Tensile Properties of Plastics
D883Terminology Relating to Plastics
NOTE 1—Film is defined in Terminology D883 as an optional term for
D4000Classification System for Specifying Plastic Materi-
sheeting having a nominal thickness no greater than 0.25 mm (0.010 in.).
als
NOTE 2—Tensile properties of plastics 1.0 mm (0.04 in.) or greater in
thickness shall be determined according to Test Method D638.
D5947Test Methods for Physical Dimensions of Solid
Plastics Specimens
1.2 This test method can be used to test all plastics within
D6287Practice for Cutting Film and Sheeting Test Speci-
the thickness range described and the capacity of the machine
mens
employed.
D6988GuideforDeterminationofThicknessofPlasticFilm
1.3 Specimenextensioncanbemeasuredbygripseparation,
Test Specimens
extension indicators, or displacement of gage marks.
E4Practices for Force Verification of Testing Machines
1.4 The procedure for determining the tensile modulus of
E691Practice for Conducting an Interlaboratory Study to
elasticity is included at one strain rate.
Determine the Precision of a Test Method
2.2 ISO Standard:
NOTE 3—The modulus determination is generally based on the use of
grip separation as a measure of extension; however, the desirability of
ISO 527-3Plastics—Determination of Tensile Properties—
3
using extensometers, as described in 5.2, is recognized and provision for
Part 3: Test Conditions for Films and Sheets
the use of such instrumentation is incorporated in the procedure.
1.5 Test data obtained by this test method is relevant and
3. Terminology
appropriate for use in engineering design.
3.1 Definitions:
1.6 The values stated in SI units are to be regarded as the
3.1.1 Definitions of terms and symbols relating to tension
standard. The values in parentheses are provided for informa-
testing of plastics appear in the Annex to Test Method D638.
tion only.
3.1.2 line grips—grips having faces designed to concentrate
theentiregrippingforcealongasinglelineperpendiculartothe
1.7 This standard does not purport to address all of the
direction of testing stress. This is usually done by combining
safety concerns, if any, associated with its use. It is the
one standard flat face and an opposing face from which
responsibility of the user of this standard to establish appro-
protrudes a half-round.
priate safety and health practices and determine the applica-
bility of regulatory limitations prior to use.
3.1.3 flat grips—grips having flat faces and lined with thin
rubber, crocus-cloth, emery cloth, or pressure-sensitive tape.
NOTE4—ThistestmethodissimilartoISO527-3,butisnotconsidered
technically equivalent. ISO 527-3 allows for additional specimen
3.1.4 tear failure—atensilefailurecharacterizedbyfracture
configurations, specifies different test speeds, and requires an extensom-
initiating at one edge of the specimen and progressing across
eter or gage marks on the specimen.
1 2
These test methods are under the jurisdiction of ASTM Committee D20 on For referenced ASTM standards, visit the ASTM website, www.astm.org, or
PlasticsandarethedirectresponsibilityofSubcommitteeD20.19onFilm,Sheeting, contact ASTM Customer Service at service@astm.org. For Annual Book of ASTM
and Molded Products. Standards volume information, refer to the standard’s Document Summary page on
Current edition approved Aug. 1, 2012. Published September 2012. Originally the ASTM website.
3
approved in 1946. Last previous edition approved in 2010 as D882- 10. DOI: Available fromAmerican National Standards Institute (ANSI), 25 W. 43rd St.,
10.1520/D0882-12. 4th Floor, New York, NY 10036, http://www.ansi.org.
*A Summary of Changes section appears at the end of this standard
Copyright © ASTM International, 100 Barr Harbor Drive, PO Box C700, West Conshohocken, PA 19428-2959. United States
1
---------------------- Page: 1 ----------------------
D882 − 12
the specimen at a
...
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.
Designation: D882 − 10 D882 − 12
Standard Test Method for
1
Tensile Properties of Thin Plastic Sheeting
This standard is issued under the fixed designation D882; 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.
These test methods have been approved for use by agencies of the Department of Defense to replace Method 1013 of Federal Test
Method Standard 406.
1. Scope*
1.1 This test method covers the determination of tensile properties of plastics in the form of thin sheeting and films (less than
1.0 mm (0.04 in.) in thickness).
NOTE 1—Film is defined in Terminology D883 as an optional term for sheeting having a nominal thickness no greater than 0.25 mm (0.010 in.).
NOTE 2—Tensile properties of plastics 1.0 mm (0.04 in.) or greater in thickness shall be determined according to Test Method D638.
1.2 This test method can be used to test all plastics within the thickness range described and the capacity of the machine
employed.
1.3 Specimen extension can be measured by grip separation, extension indicators, or displacement of gage marks.
1.4 The procedure for determining the tensile modulus of elasticity is included at one strain rate.
NOTE 3—The modulus determination is generally based on the use of grip separation as a measure of extension; however, the desirability of using
extensometers, as described in 5.2, is recognized and provision for the use of such instrumentation is incorporated in the procedure.
1.5 Test data obtained by this test method is relevant and appropriate for use in engineering design.
1.6 The values stated in SI units are to be regarded as the standard. The values in parentheses are provided for information only.
1.7 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 similar to ISO 527-3, but is not considered technically equivalent. ISO 527-3 allows for additional specimen
configurations, specifies different test speeds, and requires an extensometer or gage marks on the specimen.
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
D4000 Classification System for Specifying Plastic Materials
D5947 Test Methods for Physical Dimensions of Solid Plastics Specimens
D6287 Practice for Cutting Film and Sheeting Test Specimens
D6988 Guide for Determination of Thickness of Plastic Film Test Specimens
E4 Practices for Force Verification of Testing Machines
E691 Practice for Conducting an Interlaboratory Study to Determine the Precision of a Test Method
2.2 ISO Standard:
3
ISO 527-3 Plastics—Determination of Tensile Properties—Part 3: Test Conditions for Films and Sheets
1
These test methods are under the jurisdiction of ASTM Committee D20 on Plastics and are the direct responsibility of Subcommittee D20.19 on Film, Sheeting, and
Molded Products.
Current edition approved April 1, 2010Aug. 1, 2012. Published June 2010September 2012. Originally approved in 1946. Last previous edition approved in 20092010 as
D882 - 09.D882 - 10. DOI: 10.1520/D0882-10.10.1520/D0882-12.
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.
3
Available from American National Standards Institute (ANSI), 25 W. 43rd St., 4th Floor, New York, NY 10036, http://www.ansi.org.
*A Summary of Changes section appears at the end of this standard
Copyright © ASTM International, 100 Barr Harbor Drive, PO Box C700, West Conshohocken, PA 19428-2959. United States
1
---------------------- Page: 1 ----------------------
D882 − 12
3. Terminology
3.1 Definitions:
3.1.1 Definitions of terms and symbols relating to tension testing of plastics appear in the Annex to Test Method D638.
3.1.2 line grips—grips having faces designed to concentrate the entire gripping force along a single line perpendicular to the
direction of testing stress. This is usually done by combining one standard flat face a
...
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