ASTM D2061-03
(Test Method)Standard Test Methods for Strength Tests for Zippers
Standard Test Methods for Strength Tests for Zippers
SCOPE
1.1 These test methods cover the determination of the strengths for zipper and zipper parts. All methods are not suitable for use with all kinds of zipper. The restrictions, if any, are indicated in the scope for each individual test method. The test methods appear as follows:SectionsHolding Strengths of Separable Units25-32Holding Strength of Slider Lock82-90Holding Strength of Stops17-24Resistance to Angular Pull-Off of Slider Pull72-81Resistance to Cushioned Compression of Sliders33-42Resistance to Pull-Off of Slider Pull62-71Resistance to Twist of Pull and Slider52-61Slider Deflection and Recovery43-51Strength of Chains and Elements9-16
1.2 The values stated in SI units are to be regarded as the standard.
1.3 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.
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Standards Content (Sample)
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Designation: D 2061 – 03
Standard Test Methods for
1
Strength Tests for Zippers
This standard is issued under the fixed designation D 2061; 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 D 2054 Test Method for Colorfastness of Zipper Tapes to
Crocking
1.1 These test methods cover the determination of the
D 2057 Test Method for Colorfastness of Zippers to Laun-
strengths for zipper and zipper parts. All methods are not
dering
suitable for use with all kinds of zipper.The restrictions, if any,
D 2058 Test Method for Durability of Finish of Zippers to
are indicated in the scope for each individual test method. The
Drycleaning
test methods appear as follows:
D 2059 Test Method for Resistance of Zippers to Salt Spray
Sections
(Fog)
Holding Strengths of Separable Units 25-32
D 2060 Test Methods for Measuring Zipper Dimensions
Holding Strength of Slider Lock 82-90
D 2062 Test Methods for Operability of Zippers
Holding Strength of Stops 17-24
2.2 U. S. Government Standard:
Resistance to Angular Pull-Off of Slider Pull 72-81
Resistance to Cushioned Compression of Sliders 33-42
MIL-105D Sampling Procedures and Tables for Inspection
Resistance to Pull-Off of Slider Pull 62-71
3
by Attributes
Resistance to Twist of Pull and Slider 52-61
Slider Deflection and Recovery 43-51
3. Terminology
Strength of Chains and Elements 9-16
3.1 Definitions:
1.2 The values stated in SI units are to be regarded as the
3.1.1 For definitions of zipper terms used in this standard,
standard.
refer to Terminology D 2050. For definitions of other textile
1.3 This standard does not purport to address all of the
terminology used in this standard, refer to Terminology D 123.
safety concerns, if any, associated with its use. It is the
responsibility of the user of this standard to establish appro-
4. Significance and Use
priate safety and health practices and determine the applica-
4.1 Theusefulnessofazipperinservicecanbeevaluatedby
bility of regulatory limitations prior to use.
thesetests.Noonetestdeterminesthesuitabilityofazipperfor
2. Referenced Documents
a specific end use. Since the tests are inter-related more than
2
one may be needed for a complete evaluation.
2.1 ASTM Standards:
4.2 These methods are considered satisfactory for accep-
D 76 SpecificationforTensileTestingMachinesforTextiles
tance testing of commercial shipments because the methods
D 123 Terminology Relating to Textiles
have been used extensively in the trade for this purpose, and
D 1776 Practice for Conditioning Textiles for Testing
because estimates of current between-laboratory precision are
D 2050 Terminology Relating to Zippers
acceptable in most cases.
D 2051 Test Method for Durability of Finish of Zippers to
4.2.1 If there are differences of practical significance be-
Laundering
tween reported test results for two laboratories (or more),
D 2052 Test Method for Colorfastness of Zippers to Dry-
comparative test should be performed to determine if there is a
cleaning
statistical bias between them, using competent statistical assis-
D 2053 Test Method for Colorfastness of Zippers to Light
tance. As a minimum, the test samples should be used that are
as homogeneous as possible, that are drawn from the material
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These test methods are under the jurisdiction of ASTM Committee D13 on from which the disparate test results were obtained, and that
Textiles are the direct responsibility of Subcommittee D13.54 on Subassembliesand
are randomly assigned in equal numbers to each laboratory for
were developed in cooperation with the American Fastener and Closure Assn.
testing. Other materials with established test values may be
Current edition approved Dec. 1, 2003. Published December 2003. Originally
used for this purpose.The test results from the two laboratories
approved in 1961. Last previous edition approved in 1998 as D 2061 – 93 (1998).
2
For referenced ASTM standards, visit the ASTM web site, www.astm.org, or
contact ASTM Customer Service at service@astm.org. ForAnnual Book of ASTM
3
Standards volume information, refer to the standard’s Document Summary page on AvailablefromStandardizationDocumentsOrderDesk,Bldg.4SectionD,700
the ASTM web site. Robbins Ave., Philadelphia, PA 19111-5094, Attn: NPODS.
Copyright © ASTM International, 100 Barr Harbor Drive, PO Box C700, West Conshohocken, PA 19428-2959, United States.
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D2061–03
should be compared using a statistical test for unpaired data, at 6. Number of Specimens
a probability level chosen prior to the testing series. If a bias is
6.1 Variables—Take a number o
...
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