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sklademVydáno: 1977-06-30
BS 4508-4:1977
Thermally insulated underground pipelines Specific testing and inspection requirements for cased systems without air gap
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| Označení normy: | BS 4508-4:1977 |
| Počet stran: | 16 |
| Vydáno: | 1977-06-30 |
| ISBN: | 0 580 09694 7 |
| Status: | Standard |
Popis
BS 4508-4:1977
This standard BS 4508-4:1977 Thermally insulated underground pipelines is classified in these ICS categories:
- 23.040.01 Pipeline components and pipelines in general
This Part of BS 4508 specifies specific requirements for the testing, inspection and certification of pipe-in-pipe systems with an insulated service or product pipe enclosed in a pressure-tight casing; general requirements are specified in Part 3.
Data on soil conductivity are given in Appendix A.
Testing, inspection and certification of pipe-in-pipe distribution systems with an insulated service or product pipe enclosed in a pressure-tight casing.