Norm

NEN-EN 751-3:1997 en

Afdichtingsmaterialen voor metallieke schroefdraadverbindingen in contact met gassen van de 1e, 2e en 3e-familie en heet water - Deel 3: Niet-gesinterde banden van PTFE

Volledig inclusief:

49,30

Over deze norm

Status Definitief
Aantal pagina's 14
Gepubliceerd op 01-01-1997
Taal Engels
Specifies requirements and test methods for unsintered polytetrafluorethylene (PTFE) tapes (herafter referred to as PTFE tapes) which are suitable for sealing threaded metallic joints as specified in ISO 7-1. The PTFE tapes are typically for use in installations for 1st family gases (town gas), 2nd family gases (natural gas) and 3rd family gases (liquefied petroleum gases (LPG)) up to 5 bar and up to 7 bar for hot water of heating systems (Class A) as well as up to 0,2 bar in gas appliances and their auxiliary equipment (Class B). The maximum working pressure covered in this European Standard is 20 bar which is relevant to LPG storage (Class C). The temperature range is limited to -20 °C to 125 °C.

Details

ICS-code 21.140
23.040.80
Nederlandse titel Afdichtingsmaterialen voor metallieke schroefdraadverbindingen in contact met gassen van de 1e, 2e en 3e-familie en heet water - Deel 3: Niet-gesinterde banden van PTFE
Engelse titel Sealing materials for metallic threaded joints in contact with 1st, 2nd and 3rd family gases and hot water - Part 3: Unsintered PTFE tapes
Vervangt
Gewijzigd door
Normatieve verwijzingen
  • 2009/142/EG, Gastoestellen

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