NS-EN 253:1990
Preinsulated bonded pipe systems for underground hot water networks — Pipe assembly of steel service pipes, polyurethane thermal insulation and outer casing of high density polyethylene

Standard No.

NS-EN 253:1990

Release Date

1991

Published By

SCC

Status

Be replaced

Replace By

NS-EN 253-1991

Latest

NS-EN 253:2019

NS-EN 253:1990 history

• 2020 NS-EN 253:2019 District heating pipes - Bonded single pipe systems for directly buried hot water networks - Factory made pipe assembly of steel service pipe, polyurethane thermal insulation and a casing of polyethylene
• 2009 NS-EN 253:2009 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
• 2003 NS-EN 253:2003 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
• 1994 NS-EN 253:1994 Preinsulated bonded pipe systems for underground hot water networks - Pipe assembly of steel service pipes, polyurethane thermal insulation and outer casing of polyethylene
• 1991 NS-EN 253-1991
• 1991 NS-EN 253:1990 Preinsulated bonded pipe systems for underground hot water networks — Pipe assembly of steel service pipes, polyurethane thermal insulation and outer casing of high density polyethylene