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Thermally insulated underground pipelines. Specific testing and inspection requirements for cased systems without air gap.
STANDARD published on 30.6.1977
Designation standards: BS 4508-4:1977
Publication date standards: 30.6.1977
SKU: NS-67854
The number of pages: 16
Approximate weight : 48 g (0.11 lbs)
Country: British technical standard
Category: Technical standards BS
Testing, inspection and certification of pipe-in-pipe distribution systems with an insulated service or product pipe enclosed in a pressure-tight casing. Status: Confirmed
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Latest update: 2026-10-02 (Number of items: 2 304 304)
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