BS 4624:1981
Withdrawn
A Withdrawn Standard is one, which is removed from sale, and its unique number can no longer be used. The Standard can be withdrawn and not replaced, or it can be withdrawn and replaced by a Standard with a different number.
Methods of test for asbestos-cement building products
Hardcopy , PDF
26-09-2012
English
30-10-1981
Important note : Users cannot be edited or removed once added to your Multi user PDF.
Foreword
Cooperating organizations
Methods
Section one. General
1. Scope
2. References
3. Definitions
Section two. Tests for corrugated sheets
4. Overall dimensions (length and width)
5. Thickness
6. Regularity of corrugations
7. Density
8. Watertightness
9. Bending strength
10. Frost cracking
Section three. Tests for flat sheets and slates
11. Overall dimensions (length and width)
12. Thickness
13. Straightness of sides and out-of-squareness of
flat sheets
14. Density
15. Watertightness
16. Bending strength
17. Frost cracking
Section four. Tests for flue pipes and rainwater goods
18. Straightness
19. Watertightness
20. Bursting strength
21. Water absorption
22. Chemical resistance
Figures
1. Control surface for corrugated sheets
2. Detail showing semi-circular measuring surfaces of
micrometer for measuring thickness of corrugated
sheets
3. Steel rolls for measuring regularity of corrugations
4. Measurement of out-of-squareness of corrugations
5. Measurement of watertightness of symmetrical
corrugated sheets
6. Apparatus for measuring bending strength of
corrugated sheets
7. Location of thickness measurements (flat sheets)
8. Measurement of out-of-squareness of flat sheets
9. Cutting test specimens from flat sheets for bending
test
10. Measurement of thickness of flat sheets and slates
for bending test
11. Apparatus for straightness test on pipes
Methods of test for asbestos-cement flat sheets, corrugated sheets, flue pipes and rainwater pipes taken from ISO standards.
| Committee |
B/542/6
|
| DevelopmentNote |
Supersedes 79/14568 DC, 84/11241 DC and 90/16471 DC (08/2005) Inactive for the new design. (10/2007)
|
| DocumentType |
Standard
|
| Pages |
16
|
| PublisherName |
British Standards Institution
|
| Status |
Withdrawn
|
| BS 4764:1986 | Specification for powder cement paints |
| BS 567:1973 | Specification for asbestos-cement flue pipes and fittings, light quality |
| BS 690-6:1976 | Asbestos-cement slates and sheets Fittings for use with corrugated sheets |
| BS 12:1978 | Specification for ordinary and rapid-hardening Portland cement |
| BS 3656:1981 | Specification for asbestos-cement pipes, joints and fittings for sewerage and drainage |
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