BS 4568-1:1970
Withdrawn
A Withdrawn Standard is one, which is removed from sale, and its unique number can no longer be used. The Standard can be withdrawn and not replaced, or it can be withdrawn and replaced by a Standard with a different number.
Specification for steel conduit and fittings with metric threads of ISO form for electrical installations Steel conduit, bends and couplers
Hardcopy , PDF
31-10-2013
English
27-02-1970
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Foreword
Specification
1. Scope
2. General requirements
3. General conditions for the tests described in
Appendix A
4. Classification
5. Marking
6. Dimensions
7. Construction
8. Mechanical properties of conduit
9. Resistance to corrosion
10. Electrical continuity
11. Test for fittings of malleable cast iron
Appendix
A. Tests
A.1 Test for durability of marking
A.2 Test of mechanical properties of conduit
A.3 Tests for resistance to corrosion
A.4 Requirements for the efficiency of the conduit/
fitting conducting path
A.5 Tests for malleable cast iron fittings
Figures
1. Screw threads, profile
2. Gauges for screw threads on conduits
3. Gauges for screw threads in fittings
4. Gauges for checking the outside diameter of conduits
5. Gauges for checking permissible ovality of conduits
6. Bending tool
Standard sheets
1. Conduits, light gauge, (plain)
2. Conduits, heavy gauge, (screwed or plain)
3. Couplers, plain
4. Bends, plain
5. Bends, internally plain
6. Couplers, internally screwed
7. Bends, externally screwed
Classification, dimensions and tests for plain and threaded conduit, bends and couplers in metric sizes.
| Committee |
PEL/213
|
| DevelopmentNote |
Supersedes 65/12020 DC. (08/2005) Reviewed and confirmed by BSI, December 2011. (11/2011)
|
| DocumentType |
Standard
|
| Pages |
26
|
| PublisherName |
British Standards Institution
|
| Status |
Withdrawn
|
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