International Standard
ISO 4638:1984
Polymeric materials, cellular flexible — Determination of air flow permeability
Reference number
ISO 4638:1984
Edition 1
1984-05
International Standard
Read sample
p
ISO 4638:1984
10595
Published (Edition 1, 1984)
This standard was last reviewed and confirmed in 2020. Therefore this version remains current.

ISO 4638:1984

ISO 4638:1984
10595
Format
Language
CHF 63
Convert Swiss francs (CHF) to your currency

Abstract

Applicable to test pieces cut from products of cellular materials. Useful for two purposes: a) studying the structure of cellular products in connection with their physical properties and their method of manufacture and b) ensuring product quality (quality assurance). Describes principle, apparatus, test piece and conditions, procedure and calculation and expression of the results. Three figures deliver the details for testing.

General information

  •  : Published
     : 1984-05
    : International Standard confirmed [90.93]
  •  : 1
     : 7
  • ISO/TC 45/SC 4
    83.100 
  • RSS updates

Life cycle

Got a question?

Check out our FAQs

Customer care
+41 22 749 08 88

Opening hours:
Monday to Friday - 09:00-12:00, 14:00-17:00 (UTC+1)