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Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
View Superseded by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Renumbered and superseded by BS EN ISO 877.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Superseded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 |
| DEFSTAN 81-101/1(2002) : 2002 | REUSABLE WATER VAPOUR RESISTANT BAGS FOR ENGINE CHANGE UNITS, PROPULSION UNITS AND ASSOCIATED EQUIPMENT |
| BS 493(1995) : 1995 | SPECIFICATION FOR AIRBRICKS AND GRATINGS FOR WALL VENTILATION |
| ISO 293:2004 | Plastics — Compression moulding of test specimens of thermoplastic materials |
| ISO 3167:2014 | Plastics — Multipurpose test specimens |
| ISO 4892:1981 | Plastics — Methods of exposure to laboratory light sources |
| ISO 294:1995 | Plastics — Injection moulding of test specimens of thermoplastic materials |
| ISO 105-B01:2014 | Textiles — Tests for colour fastness — Part B01: Colour fastness to light: Daylight |
| ISO 291:2008 | Plastics — Standard atmospheres for conditioning and testing |
| ISO 4582:2017 | Plastics — Determination of changes in colour and variations in properties after exposure to glass-filtered solar radiation, natural weathering or laboratory radiation sources |
| ISO 105-A01:2010 | Textiles — Tests for colour fastness — Part A01: General principles of testing |
| ISO 2557-1:1989 | Plastics — Amorphous thermoplastics — Preparation of test specimens with a specified maximum reversion — Part 1: Bars |
| ISO 2818:1994 | Plastics — Preparation of test specimens by machining |
| ISO 105-A02:1993 | Textiles — Tests for colour fastness — Part A02: Grey scale for assessing change in colour |