07/30165568 DC廢止
BS EN 448. District heating pipes. Preinsulated bonded pipe systems for directly buried hot water networks. Fitting assemblies of steel service pipes, polyurethane thermal insulation and outer casing of polyethylene
出版：British Standards Institution
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基本信息
標準編號： 07/30165568 DC
發(fā)布時間：2007/7/6 0:00:00
標準類別：Draft
出版單位：British Standards Institution
標準頁數(shù)：34
標準備注
? British Standards Institution 2013
General notes:
This Draft for Public Comment is no longer current as its expiry date for comments has passed. It is not available for order.
替代本標準的新標準
等同采用的國際標準
PREN 448:2014 - Identical
