BS 2782-5.550B(1996) : 1996 AMD 9494
Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
View Superseded by
23-11-2012
15-06-1997
Committees responsible
National foreword
Introduction
Method
1 Scope
2 Normative references
3 Definitions
4 Principle
5 Apparatus
6 Test specimen
7 Test specimen
8 Exposure stages
9 Procedure
10 Expression of results
11 Test report
Annexes
A (normative) Use of dyed blue wool references to
measure light dosage
B (informative) Classification of climates
C (informative) Bibliography pertaining to Method C
(accelerated weathering using Fresnel mirrors)
Tables
1 Typical subtropical Florida values of average annual
radiant exposure
2 Water spray cycles used with Fresnel-reflecting
concentrators
A.1 Exposure stages
Figures
1 Typical exposure case for weathering of plastics
using glass-filtered daylight
2 Fresnel reflecting concentrator accelerated
weathering machine
Gives 3 methods for exposing plastics to solar radiation, for the purpose of assessing changes produced after specified states of exposures. AMD 9494 RENUMBERS THIS STANDARD
| Committee |
PRI/21
|
| DevelopmentNote |
Renumbered and superseded by BS EN ISO 877. Supersedes BS 2782-5.540A(1977), BS 2782-5.550A(1981) & 91/39865 DC (10/2005)
|
| DocumentType |
Standard
|
| PublisherName |
British Standards Institution
|
| Status |
Superseded
|
| SupersededBy | |
| Supersedes |
| Standards | Relationship |
| ISO 877:1994 | Identical |