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ISO/FDIS 4638

Polymeric materials, cellular flexible — Determination of air flow permeability

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50.00     11. 5. 2026.

ISO

ISO/TC 45/SC 4

Međunarodni standard

83.100  

Apstrakt

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.

Životni ciklus

PRETHODNO

OBJAVLJEN
ISO 4638:1984

TRENUTNO

PROJEKAT
ISO/FDIS 4638
50.00 Evidentiranje podataka o definitivnom tekstu nacrta standarda
11. 5. 2026.

Nacionalna preuzimanja

prSRPS EN ISO 4638:2026  
ISS

Fleksibilni polimerni materijali sa ćelijama- Određivanje propustljivosti struje vazduha

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