BS 7491-1:1991
Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
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Glass fibre reinforced plastics cisterns for cold water storage Specification for one-piece cisterns of capacity up to 500 L
Hardcopy , PDF
15-11-2001
English
20-12-1991
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Committees responsible
Foreword
Specification
1. Scope
2. Definitions
3. Designation of cisterns
4. Materials
5. Appearance and configuration
6. Requirements for all cisterns
7. Requirements for class A cisterns only
8. Requirements for class B cisterns only
9. Marking and installation instructions
Appendices
A. Method of test for deformation
B. Method of test for deflection
C. Method of test for fatigue
D. Method of test for impact resistance
E. Method of test for leaks
F. Method of test for tensile strength
G. Method of test for water absorption
H. Method of test for rigidity of covers
J. Method of test for impact resistance of covers
K. Method of test for thermal insulation
L. Method of test for the assessment of ingress of
particles and insects
M. Method for the hot water test
Tables
1. Type tests: cisterns
2. Routine tests
3. Type tests: covers
Figures
1. Arrangement for the deflection test
2. Typical installation for thermal insulation test
3. Typical installation for particle ingress test
4. Typical installation for hot water test: elevation
5. Typical installation for hot water test: plan view
Requirements for cisterns for storage, feed and expansion, with additional components required for domestic use.
| Committee |
PRI/5
|
| DevelopmentNote |
Supersedes 90/46396 DC. (01/2006)
|
| DocumentType |
Standard
|
| Pages |
20
|
| PublisherName |
British Standards Institution
|
| Status |
Superseded
|
| SupersededBy | |
| Supersedes |
| BS 2782-11 Method 1104A:1983 | Methods of testing plastics. Thermoplastics pipes, fittings and valves Measurement of opacity of thermoplastics pipes and fittings |
| BS 2782-3:Methods 320A to 320F:1976 | Methods of testing plastics. Mechanical properties Tensile strength, elongation and elastic modulus |
| BS 3456-2.21:1972 | Specification for safety of household and similar electrical appliances. Particular requirements Electric immersion heaters |
| BS 2871-1:1971 | Specification for copper and copper alloys. Tubes Copper tubes for water, gas and sanitation |
| BS 1212-2:1990 | Float operated valves Specification for diaphragm type float operated valves (copper alloy body) (excluding floats) |
| BS 5214-1:1975 | Specification for testing machines for rubbers and plastics Tensile, flexural and compression machines |
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