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eLibrary > 15/30300282 DC BS ISO 16486-4. Plastics piping systems for the supply of gaseous fuels. Unplasticized polyamide (PA-U) piping systems with fusion jointing and mechanical jointing. Part 4. Valves >

15/30300282 DC BS ISO 16486-4. Plastics piping systems for the supply of gaseous fuels. Unplasticized polyamide (PA-U) piping systems with fusion jointing and mechanical jointing. Part 4. Valves, 2015

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15/30300282 DC BS ISO 16486-4. Plastics piping systems for the supply of gaseous fuels. Unplasticized polyamide (PA-U) piping systems with fusion jointing and mechanical jointing. Part 4. Valves, 2015

30300282
file [Go to Page]
Foreword
Introduction
1 Scope
2 Normative references
3 Terms and definitions, symbols and abbreviations
4 Material
4.1 PA-U compound
4.2 Material for non-unplasticized polyamide parts
4.2.1 General
4.2.2 Metal parts
4.2.3 Elastomers
4.2.4 Other materials
5 General characteristics
5.1 Appearance of the valve
5.2 Colour
5.3 Design
5.3.1 General
5.3.2 Valve body
5.3.3 Operating device
5.3.4 Seals
5.4 Fusion compatibility
6 Geometrical characteristics
6.1 General
6.2 Measurement of dimensions
6.3 Dimensions of spigot ends for valves
6.4 Dimensions of valves with electrofusion sockets
6.5 Dimensions of the operating device
7 Mechanical characteristics of assembled valves
7.1 General
7.2 Conditioning
7.3 Requirements
8 Physical characteristics
8.1 Conditioning
8.2 Requirement
9 Performance requirements
10 Marking
10.1 General
10.2 Minimum required marking of valves
10.3 Additional information required on valve or label
10.4 Fusion system recognition
11 Packaging
Annex A (normative) Determination of the leaktightness of seat and packing
Annex B (normative) Test method for leaktightness and ease of operation after tensile loading
Bibliography [Go to Page]

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15/30300282 DC BS ISO 16486-4. Plastics piping systems for the supply of gaseous fuels. Unplasticized polyamide (PA-U) piping systems with fusion jointing and mechanical jointing. Part 4. Valves, 2015

⨯To continue with accurate pricing,
please select your company type below: