NS-EN 253:2019/prA1:2022

Historikk (8)

• STANDARD

  NS-EN 253:2019+A1:2023

  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
  jan 2024 Publisert
• STANDARD

  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
  jan 2020 Tilbaketrukket
• STANDARD

  NS-EN 253:2009+A2:2015

  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
  jan 2016 Tilbaketrukket
• STANDARD

  NS-EN 253:2009+A1:2013

  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
  mai 2013 Tilbaketrukket
• STANDARD

  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
  mai 2009 Tilbaketrukket
• STANDARD

  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
  apr 2003 Tilbaketrukket
• STANDARD

  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
  des 1994 Tilbaketrukket
• STANDARD

  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
  jan 1991 Tilbaketrukket