ASTM D5587 Standard Test Method for Tearing Strength of Fabrics by Trapezoid Procedure

    ASTM D5587 Introduction

    Tearing resistance is a significant mechanical characteristic of fabrics, especially when used in situations where fabrics are subjected to repetitive stress, abrasion, or snagging.  Accordingly, the analysis of tear propagation behaviour gives an idea about the yarn interaction, fabric construction, and finishing effects. ASTM D5587 provides a consistent and convenient method of measuring tear strength by progressively extending a tear through a trapezoidal-shaped specimen. ASTM D5587 provides a consistent and convenient method of measuring tear strength by progressively extending a tear through a trapezoidal-shaped specimen. 

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    Get Certified ASTM D5587 for Reliable Fabric Tear Performance

    ASTM D5587 certification ascertains that the tearing strength testing is conducted under internationally accepted tearing strength testing procedures and performance standards. Certified testing assures accuracy, repeatability, and traceability of outcomes, permitting manufacturers and laboratories to prove conformity to first-class standards. Compliance with ASTM D5587 contributes to the consideration of the durability of fabric and helps to establish the informed choice of materials and the approval of products.

    Scope of ASTM D5587

    • Estimates tearing of the textile fabrics. 
    • Applicable to woven, nonwoven, and coated fabrics. 
    • Measures the propagation of tears and not the beginning of tears. 
    • Assists in the comparison of fabric-built structures and finishes. 
    • The purpose is quality control, specification compliance, and R&D.

    Use / Applications of ASTM D5587

    • Quality management of textile production. 
    • Test of cloth strength and injury immunity. 
    • Home textile, upholstery, and clothing evaluation. 
    • Geotextile, industrial and technical textile testing. 
    • Selection of the materials and product development. 
    • Customer and regulatory specifications verification.

    ASTM D5587 Common Challenges and Troubleshooting

    The most frequent pitfalls are the poor positioning of slits, unevenly cut specimens, and slippage of the grip during the test. Poor positioning of samples in the tensile tester leads to unpredictable tearing patterns and inaccurate force measurements. The ways through which these problems are reduced in laboratories are the standardized cutting templates, the correct selection of grips, and regular calibration of testing machines.

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    ASTM D5587 Technique, Process, and Data Collection

    The test procedure will include fitting the ready-prepared specimen in a constant rate of extension tensile tester and applying tensile load until the tear spreads over the width of the fabric. The device captures force measurement during the test. To indicate fabric tear strength, analysts determine the steady tearing point of the force-extension curve and determine the average tearing force.

    ASTM D5587 Equipment and Sample Preparation

    Specimen PreparationPrepare fabric specimens correctly in the shape of a trapezoid as defined by ASTM D5587. Care must be taken not to stretch, distort or damage the fabric structure of the specimen.
    Specimen DetailTake advantage of representative fabric samples that do not contain visible defects, creases, or contamination. Make sure that all specimens have the same type of construction and have the same properties of fabric.
    Specimen SizeMake a standard trapezoidal with controlled gauge length and width to provide repeatable tearing behaviour. 

    Testing Procedures and Requirements for ASTM D5587

    Loading MethodApply tensile force using a constant-rate-of-extension (CRE) testing machine
    Tear DirectionTest specimens in both principal fabric directions (warp & weft or machine & cross direction)
    Gauge LengthMaintain the specified grip separation as defined in ASTM D5587
    Rate of ExtensionApply load at a constant, controlled extension rate
    Gripping MethodUse suitable grips to hold fabric securely without slippage or damage

    ASTM D5587 Analysis Results and Interpretation

    ASTM D5587 report values of tearing strength give an average value of force. Higher values represent resistance to the propagation of the fabric, and it is usually related to more robust yarns, the tightness of the fabric construction, or efficient finishing methods. A smaller value implies that it is prone to tearing when in service. Structural imbalance or domination of the yarns in the fabric is observed through the difference in the fabric directions.

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    ASTM D5587 Problem & Solution

    Problem: When handling or in the end use, fabrics tear very easily, causing premature product failure.

    Solution: ASTM D5587 testing can determine a lack of tear resistance at an early stage, where the manufacturer can change yarn selection, fabric construction, or finishing method to enhance the final product’s durability. 

    Updated on September 17, 2026

    Davis Scott
    About Author
    Davis Scott
    Davis Scott is an Electrical and Electronics Engineer specializing in multidisciplinary validation, quality assurance, and comprehensive electro-mechanical testing.
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