ISO 9073-4:2021

Nonwovens — Test methods — Part 4: Determination of tear resistance by the trapezoid procedure

Publication date: Jan 29, 2021

General information

Current stage: 90.20 Effective date: Jan 15, 2026

Originator: ISO

Owner: ISO/TC 38

Type: International Standard

ICS: 59.080.30

Languages: English French

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Status: Published

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Scope

This document specifies a method for the determination of tear resistance of nonwovens by the trapezoid method.
This document applies to nonwovens.

Life cycle

PREVIOUSLY

WITHDRAWN
ISO 9073-4:1997

NOW

PUBLISHED
ISO 9073-4:2021
90.20 Standard under periodical review
Jan 15, 2026

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