BS AU 145c:1995

Superseded

View Superseded by

Specification for retroreflecting number plates

Available format(s)

Hardcopy , PDF

Superseded date

15-01-1998

Language(s)

English

Published date

15-11-1995

Publisher

British Standards Institution

Committees responsible
Foreword
SPECIFICATION
1 Scope
2 References
3 Definitions
4 Design
5 Marking
6 Colour
7 Retroreflection
8 Testing
9 Colorimetric test
10 Retroreflective test
11 Resistance to bending
12 Resistance to solvents
13 Thermal resistance
14 Resistance to impact
15 Resistance to corrosion
16 Resistance to weathering
17 Resistance to vibration and shock
ANNEXES
A (normative) Method of test for impact resistance
B (normative) Method of test for thermal resistance
C (normative) Method and apparatus for accelerated
    artificial weathering tests
D (normative) Procedure for preparing a dirty number
    plate for test purposes
TABLES
1 Daylight chromaticity and luminance factor limits
2 Minimum coefficient of retroreflection, R'
3 Test schedules
4 Cam-profile radii
C.1 Temperature
FIGURES
1 Dimensions and layout of test sample
2 Arrangement of apparatus for measuring the
    coefficient of retroflection
3 Number plate bend-test arrangement
4 Test arrangements for measurement of the coefficient
    of retroflection of wet specimens
5 Vibration and shock test machine
A.1 Apparatus for impact resistance test
A.2 Number plate holding fixture
B.1 Sample support stand for thermal resistance test
LIST OF REFERENCES

Specifies requirements for retroflecting number plates for vehicles.

Committee	AUE/1
DevelopmentNote	Supersedes BS AU145B(1989). (04/2007)
DocumentType	Standard
Pages	20
PublisherName	British Standards Institution
Status	Superseded
SupersededBy	BS AU 145d:1998
Supersedes	BS AU 145b:1989 BS AU 145a:1972

BS 2782-5:Method 540D:1995	Methods of testing plastics. Optical and colour properties, weathering Methods of exposure to laboratory light sources. General guidance
BS 2782-5:Method 540B:1982	Methods of testing plastics. Optical and colour properties, weathering Methods of exposure to laboratory light sources, (xenon arc lamp, enclosed carbon arc lamp, open-flame carbon arc lamp, fluorescent tube lamps)