BS 6437:1984
Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
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Specification for polyethylene pipes (type 50) in metric diameters for general purposes
Hardcopy , PDF
English
31-01-1984
11-12-2003
Foreword
Committees responsible
Specification
1. Scope
2. Definitions
3. Designation, category and class
4. Dimensions and tolerances
5. Compound composition
6. Pipe material
7. Hydrostatic properties
8. Physical and mechanical characteristics
9. Marking
Appendices
A. Method for the determination of ovality
B. Method for the determination of a toluene extract
of carbon black
C. Method for the measurement of the extinction
coefficient of the cyclohexane extract of carbon
black at lambda = 386 nm
D. Method for the determination of volatile matter
from carbon black
E. Method for the determination of the long term hydro-
static strength of pipe at 20 deg C
F. Method of ageing for the resistance to weathering
of unpigmented pipes
G. Method for the determination of elongation at break
Tables
1. Pipe dimensions
2. Coil diameters
3. Melt flow rate tolerances
4. Carbon black characteristics
5. Hydrostatic pressure conditions
6. Elongation at break
7. Failure point distribution
8. Values of Student's t distribution (upper 2 1/2 %
points)
9. Dimensions of punched test piece
10. Number of strips for a given diameter of pipe
11. Dimensions of machined test piece
Figures
1. Punched test piece
2. Machined test piece
Requirements for composition, dimensions, performance and marking for polyethylene pipes in metric diameters for general purposes, including use in the food and chemical industries.
| Committee |
PRI/88
|
| DevelopmentNote |
Supersedes 82/53980 DC, BS 1973(1970) and BS 3796(1970). (11/2004)
|
| DocumentType |
Standard
|
| Pages |
16
|
| PublisherName |
British Standards Institution
|
| Status |
Superseded
|
| SupersededBy | |
| Supersedes |
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