NS EN 13244-4 : 1ED 2003
Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
PLASTICS PIPING SYSTEMS FOR BURIED AND ABOVE-GROUND PRESSURE SYSTEMS FOR WATER FOR GENERAL PURPOSES, DRAINAGE AND SEWERAGE - POLYETHYLENE (PE) - PART 4: VALVES
01-05-2012
12-01-2013
Foreword
Introduction
1 Scope
2 Normative references
3 Definitions, symbols and abbreviations
4 Material
4.1 Compound for PE valve bodies
4.2 Material for non-polyethylene parts
5 General characteristics
5.1 Appearance of the valve
5.2 Design
5.3 Colour
6 Geometrical characteristics
6.1 General
6.2 Measurement of dimensions
6.3 Wall thickness at any point of the PE valve body
6.4 Dimensions of spigot ends for valves
6.5 Dimensions of valves with electrofusion sockets
6.6 Dimensions of the operating cap
7 Mechanical characteristics for assembled valves
7.1 General
7.2 Conditioning
7.3 Requirements
7.4 Retest in case of failure of hydrostatic strength
at 80 degrees C
8 Physical characteristics
8.1 Conditioning
8.2 Requirements
9 Performance requirements
10 Marking
10.1 General
10.2 Marking on valves
10.3 Marking on a label
11 Packaging
Bibliography
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