Standard
[CURRENT]
ISO 16486-3:2020-09
Plastics piping systems for the supply of gaseous fuels - Unplasticized polyamide (PA-U) piping systems with fusion jointing and mechanical jointing - Part 3: Fittings
German title
Kunststoff-Rohrleitungssysteme für die Gasversorgung - Rohrleitungssysteme aus weichmacherfreiem Polyamid (PA-U) mit Schweißverbindungen und mechanischen Verbindungen - Teil 3: Formstücke
Publication date
2020-09
Original language
English
Pages
23
Publication date
2020-09
Original language
English
Pages
23
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Content
Content (en)
Foreword
Introduction
Scope
Normative references
Terms and definitions
Material
Show subsection Close subsection PA-U compound
Material for non-unplasticized polyamide parts
Show subsection Close subsection General
Metal parts
Elastomers
Other materials
General characteristics
Show subsection Close subsection Appearance
Design
Colour
Electrical characteristics for electrofusion fittings
Appearance of factory-made fusion joints
Fusion compatibility
Appearance of transition fittings
Geometrical characteristics
Show subsection Close subsection Measurement of dimensions
Dimensions of electrofusion sockets
Show subsection Close subsection Diameters and lengths of electrofusion sockets
Wall thickness
Dimensions of spigot end fittings
Dimensions of tapping tees
Dimensions of transition fittings to other materials
Mechanical characteristics
Show subsection Close subsection General
Conditioning
Mechanical requirements
Additional requirements for transition fittings
Physical characteristics
Show subsection Close subsection Chemical resistance of fittings in contact with chemicals
Performance requirements
Marking
Show subsection Close subsection General
Minimum required marking of fittings
Additional information required on fitting or label
Fusion system recognition
Delivery conditions
Examples of typical terminal connections for electrofusion (informative)
Short-term pressure test method (normative)
Show subsection Close subsection Principle
Apparatus
Test piece
Procedure
Test report
Tensile test fitting/pipe assemblies (normative)
Show subsection Close subsection Principle
Apparatus
Test piece
Procedure
Test report
Bibliography
Cooperation at DIN
Please get in touch with the relevant contact person at DIN if you have problems understanding the content of the standard or need advice on how to apply it.
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