1Key Takeaways
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 cond…
2Scope / Description
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.
5Citation Network
Standards that cite ISO 4638:1984
6Frequently Asked Questions
What is ISO 4638:1984?
ISO 4638:1984 — Polymeric materials, cellular flexible; Determination of air flow permeability is an international standard developed by International Organization for Standardization (ISO). 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...
What does ISO 4638:1984 cover?
This standard covers: 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,...
Who should use this standard?
This standard is intended for organizations, professionals, and stakeholders involved in various industries and sectors. It is applicable to manufacturers, service providers, regulatory bodies, and certification organizations.
What is the latest version of ISO 4638:1984?
The current published version is ISO 4638:1984, published on 1984-05. Always check for amendments or pending revisions.
How do I purchase ISO 4638:1984?
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