NF EN ISO 1421
Rubber- or plastics-coated fabrics - Determination of tensile strength and elongation at break
ISO 1421:2016 specifies two methods for the determination of the tensile strength of fabrics coated with rubber or plastics.- Method 1 ? the strip test method, which is a method for the determination of tensile strength and elongation at break.- Method 2 ? the grab test method, which is a method for the determination of tensile strength only.The methods apply to test pieces in equilibrium with specific standard atmospheres for testing and to wet test pieces. Both methods require the use of a constant rate of extension (CRE) tensile-testing machine.
ISO 1421:2016 specifies two methods for the determination of the tensile strength of fabrics coated with rubber or plastics.
- Method 1 ? the strip test method, which is a method for the determination of tensile strength and elongation at break.
- Method 2 ? the grab test method, which is a method for the determination of tensile strength only.
The methods apply to test pieces in equilibrium with specific standard atmospheres for testing and to wet test pieces. Both methods require the use of a constant rate of extension (CRE) tensile-testing machine.
Le présent document définit deux méthodes de détermination de la résistance à la traction et une méthode de détermination de l'allongement à la rupture, à l'aide d'une machine de traction à vitesse d'extension constante.
- Avant-propos
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1 Domaine d'application
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2 Références normatives
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3 Termes et définitions
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4 Principe
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5 Appareillage et réactifs
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6 Atmosphère de conditionnement et d'essai
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7 Délai entre la fabrication et l'essai
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8 Méthode 1: méthode sur bande préparée
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9 Méthode 2: méthode par arrachement
At a glance, you will be able to identify the additions, deletions or modifications to a text, table, figure and formula.

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