BS EN 448:2019
District heating pipes. Bonded single pipe systems for directly buried hot water networks. Factory made fitting assemblies of steel service pipes, polyurethane thermal insulation and a casing of polyethylene
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BS EN 448:2019
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District heating pipes. Bonded single pipe systems for directly buried hot water networks. Factory made fitting assemblies of steel service pipes, polyurethane thermal insulation and a casing of polyethylene
Количество страниц оригинала
36
Постоянная ссылка
https://www.standards.ru/document/6809014.aspx