Polymeric materials, cellular, flexible - Determination of air flow value at constant pressure-drop
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English Hardcopy
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Number of Standard:
CSN EN ISO 7231
Category:
645423
Pages:
28
Released:
01.01.2024
Catalog number:
518222
DESCRIPTION
CSN EN ISO 7231
CSN EN ISO 7231 This document specifies two methods for determining the air flow value of flexible cellular polymeric materials: - method A, for conventional types of flexible cellular polymeric material; - method B, for all types of flexible cellular polymeric material, but especially for materials with a low permeability to air. For method B, two methods are specified in this document: - method B1: with manual measurement; - method B2: with automatic measurement. Original English text of CSN EN Standard. The price of the Standard included all amendments and correcturs.