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DIN EN 751-3:1997-08

Superseded
Superseded

A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.

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superseded

A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.

Sealing materials for metallic threaded joints in contact with 1st, 2nd and 3rd family gases and hot water - Part 3: Unsintered PTFE tapes (including Corrigendum AC:1997)
Available format(s)

Hardcopy , PDF

Superseded date

29-07-2022

Language(s)

German

Published date

01-08-1997

Foreword
Introduction
1 Scope
2 Normative references
3 Definitions
4 Classification of PTFE tapes
5 Requirements
    5.1 Requirements to be met by the PTFE tape as
          received
    5.2 Requirements to be met by the PTFE tape after
          assembly
    5.3 Re-test
6 Test material and documentation
    6.1 Test material
    6.2 Test documentation
7 Test methods
    7.1 Test methods for PTFE tapes as received
    7.2 Test of PTFE tapes after assembly
8 Marking and instructions
    8.1 Marking on packages
    8.2 Instructions

Defines requirements and methods of test for tapes produced from virgin unsintered polytetrafluoroethylene to be used with metallic threaded joints. Specifies two classes of tapes, mostly differing in thickness and mass per area, for fine (F) and coarse (G) threads.

DevelopmentNote
Partly supersedes the June 1982 version of DIN 30660. (02/2000)
DocumentType
Standard
Pages
8
PublisherName
German Institute for Standardisation (Deutsches Institut für Normung)
Status
Superseded
SupersededBy

DIN 3387-1:2008-11 Separable unthreaded pipe connections for metal gas pipes - Part 1: Connections for pipes with smooth ends
DIN 1988-7:2004-12 CODES OF PRACTICE FOR DRINKING WATER INSTALLATIONS (TRWI) - PART 7: PREVENTION OF CORROSION DAMAGE AND CALCAREOUS DEPOSIT FORMATION - DVGW CODE OF PRACTICE

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£36.01
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