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DIN EN 253/A2:2007-01

Отменен
District Heating Pipes - Preinsulated bonded pipe systems for directly buried hot water networks - Pipe assembly of steel service pipe, polyurethane thermal insulation and outer casing of polyethylene; German version EN 253:2003/A2:2006 — 7 стр.
ICS
23.040.10 Iron and steel pipes / Чугунные и стальные трубы