I.S. EN ISO 16486-4:2022
Current
The latest, up-to-date edition.
Plastics piping systems for the supply of gaseous fuels - Unplasticized polyamide (PA-U) piping systems with fusion jointing and mechanical jointing - Part 4: Valves
Hardcopy , PDF
English
16-02-2022
For Harmonized Standards, check the EU site to confirm that the Standard is cited in the Official Journal.
Only cited Standards give presumption of conformance to New Approach Directives/Regulations.
Dates of withdrawal of national standards are available from NSAI.
Foreword
Introduction
1 Scope
2 Normative references
3 Terms and definitions
4 Symbols and abbreviated terms
5 Material
6 General characteristics
7 Geometrical characteristics
8 Mechanical characteristics of assembled valves and regional requirements
9 Physical characteristics
10 Performance requirements
11 Technical File
12 Marking
13 Delivery Conditions
Annex A (normative) Determination of the leaktightness of seat(s) and packing
Annex B (normative) Test method for leaktightness and ease of operation after tensile loading
Bibliography
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