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BS 4841-1:1993

Superseded

Superseded

A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.

Rigid polyurethane (PUR) and polyisocyanurate (PIR) foam for building applications Specification for laminated board for general purposes

Available format(s)

Hardcopy , PDF

Superseded date

20-07-2006

Language(s)

English

Published date

15-10-1993

Committees responsible
Foreword
Specification
1. Scope
2. Normative references
3. Construction
4. Composition of foam core
5. Designation
6. Sampling
7. Physical properties
8. Dimensions
9. Marking
Annexes
A. Method of test for compressive strength
B. Guidance on thermal conductivity design and 3 day
    values
C. Method of test for dimensional stability
D. Burning properties of rigid urethane foam core and
    recommendations regarding its use
Tables
1. Designation codes for thermal conductivity
2. Physical property requirements
List of references

Specifies requirements for laminated boards consisting of a core of rigid urethane foam bonded to two flexible facings. Coverage includes construction, dimensions, marking, and physical properties. Also includes tables and annexes.

Committee
B/540
DevelopmentNote
Supersedes BS 4841-1(1975) & 92/46317 DC. (07/2005)
DocumentType
Standard
Pages
10
PublisherName
British Standards Institution
Status
Superseded
Supersedes

BS 4735:1974 Laboratory method of test for assessment of the horizontal burning characteristics of specimens no larger than 150 mm x 50 mm x 13 mm (nominal) of cellular plastics and cellular rubber materials when subjected to a small flame

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