ASTM D2061-07(2021) PDF
Standard Test Methods for Strength Tests for Zippers
Standard Test Methods for Strength Tests for Zippers
- Статус документа:
- Действующий
- Формат:
- Электронный (PDF)
- Количество страниц:
- 19
- Дата публикации:
- 1 июля 2021 г.
- Издание:
- D2061
- ICS:
- 61.040
SIGNIFICANCE AND USE 4.1 The usefulness of a zipper in service can be evaluated by these tests. No one test determines the suitability of a zipper for a specific end use. Since the tests are inter-related more than one may be needed for a complete evaluation. 4.2 These methods are considered satisfactory for acceptance testing of commercial shipments because the methods have been used extensively in the trade for this purpose, and because estimates of current between-laboratory precision are acceptable in most cases. 4.2.1 If there are differences of practical significance between reported test results for two laboratories (or more), comparative test should be performed to determine if there is a statistical bias between them, using competent statistical assistance. As a minimum, the test samples should be used that are as homogeneous as possible, that are drawn from the material from which the disparate test results were obtained, and that are randomly assigned in equal numbers to each laboratory for testing. Other materials with established test values may be used for this purpose. The test results from the two laboratories should be compared using a statistical test for unpaired data, at a probability level chosen prior to the testing series. If a bias is found, either its cause must be found and corrected, or future test results must be adjusted in consideration of the known bias. 4.3 The method(s) in the standard along with those in Test Methods D2051, D2052, D2053, D2054, D2057, D2058, D2059/D2059M, D2060, and D2062 are a collection of proven test methods. They can be used as aids in the evaluation of zippers without the need for a thorough knowledge of zippers. The enumerated test methods do not provide for the evaluation of all zipper properties. Besides those properties measured by means of the enumerated test methods there are other properties that may be important for the satisfactory performance of a zipper. Test methods for measuring those properties have not been ... 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: Sections Holding Strengths of Separable Units 25 – 32 Holding Strength of Slider Lock 92 – 100 Holding Strength of Stops 17 – 24 Resistance to Angular Pull-Off of Slider Pull 82 – 91 Resistance to Cushioned Compression of Sliders 33 – 42 Resistance to Pull-Off of Slider Pull 72 – 81 Resistance to Twist of Pull and Slider 52 – 61 Slider Deflection and Recovery 43 – 51 Strength of Chains and Elements 9 – 16 Torsional Resistance of Slider Pull for Removal of Components 62 – 71 1.2 The values stated in SI units are to be regarded as standard. The values given in parentheses after SI units are provided for information only and are not considered 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, health, and environmental practices and determine the applicability of regulatory limitations prior to use. 1.4 This international standard was developed in accordance with internationally recognized principles on standardization established in the Decision on Principles for the Development of International Standards, Guides and Recommendations issued by the World Trade Organization Technical Barriers to Trade (TBT) Committee.
Abstract
Overview
ASTM D2061-07(2021), Standard Test Methods for Strength Tests for Zippers, is an internationally recognized standard that specifies methods for evaluating the strength performance of zippers and their components. Published by ASTM International, this standard details a suite of mechanical tests essential for determining the suitability of zippers across a broad range of textile products. Widely used in acceptance testing and quality control, ASTM D2061 helps ensure reliable zipper performance for both manufacturers and buyers.
Key Topics
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Test Scope ASTM D2061 includes tests for the strength of zippers and individual zipper parts. While not all methods are suitable for every zipper type, restrictions and applicability are clearly noted within each specific test method.
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Mechanical Strength Tests The standard encompasses procedures for:
- Holding strengths (separable units, slider locks, stops)
- Resistance to pull-off, twist, and compression (sliders and pulls)
- Strength of zipper chains and elements
- Slider deflection and recovery
-
Statistical Precision Detailed instructions guide users to assess inter- and intra-laboratory test variability. When differences appear between laboratories, comparative testing and statistical analysis are encouraged to maintain accuracy and address potential bias.
-
Acceptance Testing ASTM D2061 methods are validated for use in commercial shipment acceptance and have extensive use in trade, making them trusted for quality assurance processes.
Applications
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Quality Control in Manufacturing Zipper manufacturers and textile product assemblers leverage ASTM D2061 to verify zipper performance under realistic usage stresses. Using these test methods allows for identifying weaknesses in zipper design or assembly before products reach the consumer.
-
Product Development and Specification This standard supports product engineers and designers in selecting, specifying, or developing zippers for apparel, luggage, outdoor gear, and industrial textiles. By referencing standard test data, buyers can make informed decisions and ensure products meet desired durability standards.
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Regulatory Compliance As an internationally harmonized test standard, ASTM D2061 aligns with the WTO Technical Barriers to Trade (TBT) principles. This facilitates trade and market access by ensuring zipper products meet consistent and recognized performance benchmarks globally.
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Comparative Testing Between Laboratories The standard provides guidance for resolving discrepancies in test results, including recommendations for statistical sampling and analysis, thereby supporting reliable third-party testing and certification.
Related Standards
- ASTM D2050 – Terminology Relating to Textile Subassemblies
- ASTM D2051–D2054, D2057–D2059/D2059M, D2060, D2062 – Related to zipper durability, colorfastness, operability, resistance to salt spray, and measuring zipper dimensions
- ASTM D1776/D1776M – Practice for Conditioning and Testing Textiles
- ASTM D123 – General textile terminology
These referenced documents, when used alongside ASTM D2061, provide a comprehensive approach to evaluating not only the strength but also other critical properties (such as durability and colorfastness) essential for zipper performance.
Using the ASTM D2061 zipper strength test methods ensures textile products have reliable, durable fastening solutions. Incorporating these standardized tests into manufacturing and supply chain processes helps meet rigorous quality and compliance requirements, contributing to customer satisfaction and regulatory acceptance worldwide.
Технические детали
- Технический комитет
- D13 - Textiles
- SKU
- ASTM D2061-07(2021)
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