Standard Test Methods for Tension Testing Wrought and Cast Aluminum- and Magnesium-Alloy Products [Metric]

SIGNIFICANCE AND USE
4.1 Tension tests provide information on the strength and ductility of materials under uniaxial tensile stresses. This information may be useful in comparisons of materials, alloy development, quality control, and design under certain circumstances.
4.2 The results of tension tests of specimens machined to standardized dimensions from selected portions of a part or material may not totally represent the strength and ductility properties of the entire end product or its in-service behavior in different environments.
4.3 These test methods are considered satisfactory for acceptance testing of commercial shipments and have been used extensively in the trade for this purpose.
SCOPE
1.1 These test methods cover the tension testing of wrought and cast aluminum- and magnesium-alloy products, excepting aluminum foil, and are derived from Test Methods E 8M, which cover the tension testing of all metallic materials.
Note 1—These metric test methods are the equivalents of those in Test Methods B 557, and are compatible in technical content except for the requirement of longer gage lengths for round specimens.
Note 2—Exceptions to the provisions of these test methods may need to be made in individual specifications or test methods for a particular material.
1.2 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.>/i>

General Information

Status
Historical
Publication Date
31-Aug-2007
Technical Committee
Drafting Committee
Current Stage
Ref Project

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ASTM B557M-07e1 - Standard Test Methods for Tension Testing Wrought and Cast Aluminum- and Magnesium-Alloy Products [Metric]
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NOTICE: This standard has either been superseded and replaced by a new version or withdrawn.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
´1
Designation: B557M – 07
Standard Test Methods for
Tension Testing Wrought and Cast Aluminum- and
1
Magnesium-Alloy Products (Metric)
This standard is issued under the fixed designation B557M; 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.
This standard has been approved for use by agencies of the Department of Defense.
1
´ NOTE—Editorial changes were made throughout in December 2007.
1. Scope* E29 Practice for Using Significant Digits in Test Data to
Determine Conformance with Specifications
1.1 These test methods cover the tension testing of wrought
E83 Practice for Verification and Classification of Exten-
and cast aluminum- and magnesium-alloy products, excepting
2
someter Systems
aluminum foil , and are derived from Test Methods E8M,
E345 Test Methods of Tension Testing of Metallic Foil
which cover the tension testing of all metallic materials.
E691 Practice for Conducting an Interlaboratory Study to
NOTE 1—These metric test methods are the equivalents of those in Test
Determine the Precision of a Test Method
Methods B557, and are compatible in technical content except for the
E1012 PracticeforVerificationofTestFrameandSpecimen
requirement of longer gage lengths for round specimens.
Alignment Under Tensile and Compressive Axial Force
NOTE 2—Exceptions to the provisions of these test methods may need
Application
to be made in individual specifications or test methods for a particular
material.
3. Terminology
1.2 This standard does not purport to address all of the
3.1 The definitions of terms relating to tension testing
safety concerns, if any, associated with its use. It is the
appearing in Terminology E6 shall be considered as applying
responsibility of the user of this standard to establish appro-
to the terms used in these test methods.
priate safety and health practices and determine the applica-
bility of regulatory limitations prior to use.
4. Significance and Use
4.1 Tension tests provide information on the strength and
2. Referenced Documents
ductility of materials under uniaxial tensile stresses. This
2.1 The following documents of the issue in effect at the
information may be useful in comparisons of materials, alloy
timeofreferenceformapartofthesetestmethodstotheextent
development, quality control, and design under certain circum-
referenced herein:
stances.
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2.2 ASTM Standards:
4.2 The results of tension tests of specimens machined to
B209 Specification for Aluminum and Aluminum-Alloy
standardized dimensions from selected portions of a part or
Sheet and Plate
material may not totally represent the strength and ductility
E4 Practices for Force Verification of Testing Machines
propertiesoftheentireendproductoritsin-servicebehaviorin
E6 TerminologyRelatingtoMethodsofMechanicalTesting
different environments.
E8M Test Methods for Tension Testing of Metallic Materi-
4.3 These test methods are considered satisfactory for ac-
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als [Metric]
ceptance testing of commercial shipments and have been used
extensively in the trade for this purpose.
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These test methods are under the jurisdiction of ASTM Committee B07 on
Light Metals and Alloys and are the direct responsibility of Subcommittee B07.05 5. Apparatus
on Testing.
5.1 Testing Machines—Machines used for tension testing
Current edition approved Sept. 1, 2007. Published September 2007. Originally
shall conform to the requirements of Practices E4. The forces
approved in 1976. Last previous edition approved in 2006 as B557M – 06. DOI:
10.1520/B0557M-07E01.
used in determining tensile strength and yield strength shall be
2
For test methods of tension testing of aluminum foil, see Test Methods E345.
within the verified force application range of the testing
3
For referenced ASTM standards, visit the ASTM website, www.astm.org, or
machine as defined in Practices E4.
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 5.2 Gripping Devices:
the ASTM website.
4
Withdrawn. The last approved version of this historical standard is referenced
on www.astm.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.
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B557M – 07
5.2.1 General—Various types of gripping devices may be
used to transmit the measured load applied by the testing
machine to the test specimens. To ensure axial tensile stress
within the gage length, the axis of the test specimen must
coincide with the
...

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