CEN/TC 155/WG 12 - Systems for water supply and pressure drainage and sewerage - PE, PP (solid wall)

This document specifies the requirements of fitness for purpose of assembled polyethylene (PE) piping systems intended for the conveyance of water intended for human consumption, raw water prior to treatment, drains and sewers under pressure, vacuum sewer systems, and water for other purposes, with the exception of industrial application.
It specifies the requirements for electrofusion, socket fusion, butt fusion and mechanical joints.
It specifies the method of preparation of test piece joints, and the tests to be carried out on these joints for assessing the fitness for purpose of the system under normal and extreme conditions.
NOTE 1   For PE components intended for the conveyance of water for human consumption and raw water prior to treatment attention is drawn to the introduction of this document. Components manufactured for water for other purposes, drains and sewers, and vacuum systems, are possibly not suitable for water supply for human consumption.
NOTE 2   Industrial application is covered by EN ISO 15494 [2].
The intended use includes sea outfalls, laid in water and pipes suspended below bridges.
It also specifies the test parameters for the test methods referred to in this document.
This document is intended to only be used by the product manufacturer to assess the performance of components in accordance with EN 12201 2, EN 12201 3, or EN 12201 4 when joined together under normal and extreme conditions in accordance with this document. It is not intended for on-site testing of pipe systems.
In conjunction with EN 12201-1, EN 12201 2, EN 12201 3 and EN 12201 4 this document is applicable to PE pipes, fittings and valves, their joints and joints with components of PE and other materials intended to be used under the following conditions:
a)   allowable operating pressure, PFA, up to 25 bar ;
b)   an operating temperature of 20 °C as a reference temperature for design purposes.
NOTE 3   For applications operating at constant temperatures greater than 20 °C up to and including 50 °C, see EN 12201-1:2024, Annex A.
The EN 12201 series covers a range of allowable operating pressures and gives requirements concerning colours.
NOTE 4   It is the responsibility of the purchaser or specifier to make the appropriate selections from these aspects, taking into account their particular requirements and any relevant national guidance or regulations and installation practices or codes.

This document specifies materials and the general aspects of polyethylene (PE) pressure piping systems (mains and service pipes) for buried or above ground applications, intended for the conveyance of water for human consumption, raw water prior to treatment, drains and sewers under pressure, vacuum sewer systems, and water for other purposes, with the exception of industrial application.
NOTE 1   For PE components intended for the conveyance of water intended for human consumption and raw water prior to treatment attention is drawn to Clause 6 of this document. Components manufactured for water for other purposes, drains and sewers, and vacuum systems are possibly not suitable for water supply for human consumption.
NOTE 2   Industrial application is covered by EN ISO 15494 [6].
The intended use includes sea outfalls, laid in water and pipes suspended below bridges.
It also specifies the test parameters for the test methods referred to in this document.
In conjunction with EN 12201-2, EN 12201 3, EN 12201 4 and EN 12201 5, this document is applicable to PE pipes, fittings and valves, their joints and joints with components of PE and other materials intended to be used under the following conditions:
a)   allowable operating pressure, PFA, up to 25 bar  ;
b)   an operating temperature of 20 °C as a reference temperature.
NOTE 3   For applications operating at constant temperatures greater than 20 °C and up to and including 50 °C, see Annex A.
The EN 12201 series covers a range of allowable operating pressures and gives requirements concerning colours.
NOTE 4   It is the responsibility of the purchaser or specifier to make the appropriate selections from these aspects, taking into account their particular requirements and any relevant national guidance or regulations and installation practices or codes.

This document specifies the characteristics of pipes made from polyethylene (PE) for buried and above ground applications, intended for the conveyance of water for human consumption, raw water prior to treatment, drains and sewers under pressure, vacuum sewer systems, and water for other purposes, with the exception of industrial application.
NOTE 1   For PE components intended for the conveyance of water for human consumption and raw water prior to treatment, attention is drawn to 6.3 of this document. Components manufactured for water for general purposes, drains and sewers, and vacuum sewer systems are possibly not suitable for water supply for human consumption.
NOTE 2   Industrial application is covered by EN ISO 15494 [4].
The intended uses include sea outfalls, laid in water and pipes suspended below bridges.
For use in contaminated soils special consideration is taken for pipes intended for the transport of water intended for human consumption or raw water prior to treatment.
NOTE 3   Pipes constructions including barrier layers are not covered by this document. ISO 21004 provides an alternative solution for use in contaminated soils [10].
It also specifies the test parameters for the test methods referred to in this document.
In conjunction with EN 12201-1, EN 12201-3, EN 12201-4 and EN 12201-5, this document is applicable to PE pipes, fitting and valves, their joints and joints with components of PE and other materials intended to be used under the following conditions:
a)   allowable operating pressure, PFA, up to 25 bar  ;
b)   an operating temperature of 20 °C as a reference temperature.
NOTE 4   For applications operating at constant temperatures greater than 20 °C and up to and including 50 °C, see EN 12201-1:2024, Annex A.
The EN 12201 series covers a range of allowable operating pressures and gives requirements concerning colours.
This document is applicable to three types of pipes:
—   PE pipes (outside diameter dn) including any identification stripes;
—   PE pipes with co-extruded layers on either or both the outside and/or inside of the pipe (total outside diameter dn) as specified in Annex B, where all PE layers have the same MRS rating;
—   PE pipes (outside diameter dn) with a peelable and contiguous thermoplastics additional layer on the outside of the pipe (“coated pipe”) as specified in Annex C.
NOTE 5   It is the responsibility of the purchaser or specifier to make the appropriate selections from these aspects, taking into account their particular requirements and any relevant national guidance or regulations and installation practices or codes.
NOTE 6   Assessment of the resistance to slow crack growth of the PE pipe compound used for the manufacture of products conforming to this document is required in accordance with EN 12201-1:2024, Table 2.

This document specifies the characteristics of fusion fittings made from polyethylene (PE) as well as of mechanical fittings for buried and above ground applications, intended for the conveyance of water for human consumption, raw water prior to treatment, drains and sewers under pressure, vacuum sewer systems, and water for other purposes, with the exception of industrial application.
NOTE 1   For PE components intended for the conveyance of water for human consumption and raw water prior to treatment, attention is drawn to subclause 6.6 of this document. Components manufactured for water for other purposes, drains and sewers, and vacuum sewer systems are possibly not suitable for water supply for human consumption.
NOTE 2   Industrial application is covered by EN ISO 15494 [4].
The intended uses include sea outfalls, laid in water and pipes suspended below bridges.
It also specifies the test parameters for the test methods referred to in this document.
In conjunction with EN 12201-1, EN 12201 2, EN 12201 4 and EN 12201 5, this document is applicable to PE pipes, fittings and valves, their joints and joints with components of PE and other materials intended to be used under the following conditions:
a)   allowable operating pressure, PFA, up to 25 bar  ;
b)   an operating temperature of 20 °C as a reference temperature.
NOTE 3   For applications operating at constant temperature greater than 20 °C and up to and including 50 °C, see EN 12201-1:2024, Annex A.
The EN 12201 series covers a range of allowable operating pressures and gives requirements concerning colours.
NOTE 4   It is the responsibility of the purchaser or specifier to make the appropriate selections from these aspects, taking into account their particular requirements and any relevant national guidance or regulations and installation practices or codes.
These fittings can be of the following types:
—   electrofusion socket fittings;
—   electrofusion saddle fittings;
—   spigot end fittings (for butt fusion using heated tools and electrofusion socket fusion);
—   socket fusion fittings (see Annex A);
—   mechanical fittings;
—   fabricated fittings (see Annex B).

This document specifies a test method for determining the resistance to slow crack growth of polyolefin pipes, expressed in terms of time to failure in a hydrostatic pressure test on a pipe with machined longitudinal notches in the outside surface. The test is applicable to pipes of wall thickness greater than 5 mm.

This document specifies the requirements of fitness for purpose of the polyethylene (PE) piping system in the field of the supply of gaseous fuels.
It specifies the requirements for electrofusion, butt fusion and mechanical joints.
It specifies the method of preparation of test piece joints, and the tests to be carried out on these joints for assessing the fitness for purpose of the system under normal and extreme conditions.
It specifies the test parameters for the test methods referred to in this document.
NOTE 1 This document is intended only to be used by the product manufacturer to assess the performance of components according to EN 1555-2, EN 1555-3:2021, and EN 1555-4:2021 when joined together under normal and extreme conditions in accordance with this document. It is not intended for on-site testing of pipe systems.
In conjunction with Parts 1 to 4 of EN 1555, it is applicable to PE pipes, fittings, valves, their joints and to joints with components of other materials intended to be used under the following conditions:
a) a maximum operating pressure, MOP, up to and including 10 bar1 at a reference temperature of 20 °C for design purposes;
b) an operating temperature between − 20 °C and 40 °C.
NOTE 2 For other operating temperatures between 20 °C and 40 °C, derating coefficients are defined in Annex A.
EN 1555 (all parts) covers a range of maximum operating pressures and gives requirements concerning colours.

This document specifies the characteristics of pipes made from polyethylene (PE) for piping systems in the field of the supply of gaseous fuels.
It also specifies the test parameters for the test methods referred to in this document.
In conjunction with Parts 1 and 3 to 5 of EN 1555, it is applicable to PE pipes, their joints and to joints with components of PE and other materials intended to be used under the following conditions:
a) a maximum operating pressure, MOP, up to and including 10 bar1at a reference temperature of 20 °C for design purposes;
b) an operating temperature between −20 °C and 40 °C.
NOTE 1 For operating temperatures between 20 °C and 40 °C derating coefficients are defined in EN 1555-5:2021.
EN 1555 covers a range of maximum operating pressures and gives requirements concerning colours.
It covers three types of pipe:
— PE pipes (outside diameter dn) including any identification stripes;
— PE pipes with co-extruded layers on either or both the outside and/or inside of the pipe (total outside diameter dn) as specified in Annex A, where all layers have the same MRS rating. A coextruded pipe made of a combination of PE 100 and PE 100-RC layers shall be regarded as PE 100 and marked accordingly;
— PE pipes (outside diameter dn) with a peelable, contiguous thermoplastics additional layer on the outside of the pipe (‘coated pipe’) as specified in Annex B.
NOTE 2 It is the responsibility of the purchaser or specifier to make the appropriate selections from these aspects, taking into account their particular requirements and any relevant national regulations and installation practices or codes.

This document specifies the general aspects of polyethylene (PE) piping systems in the field of the supply of gaseous fuels.
It also specifies the test parameters for the test methods referred to in this document.
In conjunction with Parts 2 to 5 of EN 1555, this document is applicable to PE pipes, fittings, and valves, their joints and to joints with components of other materials intended to be used under the following conditions:
a) a maximum operating pressure, MOP, up to and including 10 bar1 at a reference temperature of 20 °C for design purposes;
b) an operating temperature between -20 °C and 40 °C.
NOTE 1 For operating temperatures between 20 °C and 40 °C, derating coefficients are defined, see EN 1555-5 [3].
EN 1555 (all parts) covers a range of maximum operating pressures and gives requirements concerning colours.
NOTE 2 It is the responsibility of the purchaser or specifier to make the appropriate selections from these aspects, taking into account their particular requirements and any relevant national regulations and installation practices or codes.

This document specifies the characteristics of fusion fittings made from polyethylene (PE) as well as of mechanical fittings for piping systems in the field of the supply of gaseous fuels.
It also specifies the test parameters for the test methods referred to in this document.
In conjunction with Parts 1, 2, 4 and 5 of EN 1555, it is applicable to PE fittings, their joints and to joints with components of PE and other materials intended to be used under the following conditions:
a) a maximum operating pressure, MOP, up to and including 10 bar1 at a reference temperature of 20 °C for design purposes;
b) an operating temperature between −20 °C and 40 °C.
NOTE 1 For operating temperatures between 20 °C and 40 °C, derating coefficients are defined in EN 1555-5:2021.
EN 1555 (all parts) covers a range of maximum operating pressures and gives requirements concerning colours.
NOTE 2 It is the responsibility of the purchaser or specifier to make the appropriate selections from these aspects, taking into account their particular requirements and any relevant national regulations and installation practices or codes.
This document is applicable for fittings of the following types:
a) electrofusion socket fittings;
b) electrofusion saddle fittings;
c) spigot end fittings (for butt fusion using heated tools and electrofusion socket fusion);
d) mechanical fittings.
NOTE 3 The fittings can be, for example, in the form of couplers, equal and reduced tees, reducers, saddles, elbows or caps.

This document gives guidance for the assessment of conformity of compounds, products, joints and assemblies in accordance with the applicable part(s) of EN 1555 intended to be included in the manufacturer’s quality plan as part of the quality management system and for the establishment of certification procedures.
This document gives recommendations that the quality management system conforms to or is no less stringent than the relevant requirements to EN ISO 9001.
NOTE 1 If certification is involved, the certification and inspection body is preferably compliant with EN ISO/IEC 17065, EN IS0/IEC 17021 or EN ISO/IEC 17020, as applicable.
In conjunction with Parts 1 to 5 of EN 1555 (see Foreword), this document is applicable to polyethylene (PE) plastics piping systems for the supply of gaseous fuels. It is applicable to PE pipes, fittings, and valves, their joints and to joints with components of other materials intended to be used under the following conditions:
a) a maximum operating pressure, MOP, up to and including 10 bar;
b) an operating temperature of 20 °C as reference temperature.
NOTE 2 For other operating temperatures, derating coefficients can be used; see EN 1555-5.

Dieser Teil der EN 12201 enthält Empfehlungen für die Beurteilung der Konformität von Formmassen, Erzeugnissen, Verbindungen und Bauteilkombinationen entsprechend dem/den zutreffenden Teil(en) der EN 12201, die als Teil des Qualitätsmanagementsystems im Qualitätssicherungsplan des Herstellers und für die Einführung von Zertifizierungsverfahren vorgesehen sind.
Es wird empfohlen, dass das Qualitätsmanagementsystem EN ISO 9001 [1] oder mindestens ebenso strengen Anforderungen entspricht.
ANMERKUNG 1 Bei Zertifizierung wird empfohlen, dass die Zertifizierungs- und die Überwachungsstelle in Abhängigkeit vom Anwendungsfall vorzugsweise EN ISO/IEC 17065 [5], EN ISO/IEC 17021 [3] oder EN ISO/IEC 17020 [2] entsprechen.
Dieses Dokument gilt in Zusammenhang mit den Teilen 1 bis 5 der EN 12201 (siehe Vorwort) für Kunststoff-Rohrleitungssysteme aus Polyethylen (PE) für die Wasserversorgung sowie für Entwässerungs- und Abwasserdruckleitungen. Es gilt für Rohre, Formstücke und Armaturen aus PE, deren Verbindungen sowie für Verbindungen mit Rohrleitungsteilen aus anderen Werkstoffen, die für die Verwendung unter den folgenden Bedingungen vorgesehen sind:
a) zulässiger Betriebsdruck PFA bis 25 bar1);
b) Betriebstemperatur von 20 °C als Bezugstemperatur;
c) erdverlegt;
d) Entwässerung ins Meer (Siele);
e) in Gewässern verlegt;
f) oberirdisch verlegt, einschließlich Düker und Brückenleitungen.
ANMERKUNG 2 Zu Anwendungen bei konstanter Betriebstemperatur oberhalb 20 °C bis 40 °C siehe EN 12201-1:2011, Anhang A.
ANMERKUNG 3 Die geeignete Auswahl aus diesen Aspekten unter Berücksichtigung der jeweiligen Anforderungen und aller nationalen Leitlinien oder Regelungen sowie Verfahren oder Vorschriften für die Verlegung liegt in der Verantwortung des Käufers oder Auftraggebers.

ISO 13478:2007 specifies a full-scale test (FST) method for determining the arrest or propagation of a crack initiated in a thermoplastics pipe at a specified temperature and internal pressure. The method is also suitable for the determination of defined critical pressure, critical stress and critical temperature parameters.
It is applicable to the assessment of the performance of thermoplastics pipes intended for the supply of gases or liquids. In the latter case, air could also be present in the pipe.

This standard specifies a method for determining the resistance to internal pressure of polyethylene (PE) and crosslinked polyethylene (PE-X) pipes after being subjected to a sqeeze-off procedure.

This Part of prEN 12201 specifies the general aspects of polyethylene (PE) piping systems intended for the conveyance of water for human consumption including raw water prior to treatment. It also specifies the test parameters for the test methods referred to in this standard. In conjunction with other Parts of prEN 12201 it is applicable to PE pipes, fittings, valves, their joints and to joints with components of other materials intended to be used under the following conditions: a) a maximum operating pressure, MOP, up to and including 25 bar; b) an operating temperature of 20 °C as a reference temperature.

This part of EN 12201 specifies the characteristics of pipes made from polyethylene (PE 100, PE 80 and PE 40) for buried and above ground applications, intended for the conveyance of water for human consumption, raw water prior to treatment, drainage and sewerage under pressure, vacuum sewer systems, and water for other purposes.
NOTE 1   For PE components intended for the conveyance of water for human consumption and raw water prior to treatment attention is drawn to 5.3 of this European Standard. Components manufactured for water for general purposes, drainage and sewerage may not be suitable for water supply for human consumption.
It also specifies the test parameters for the test methods referred to in this standard.
In conjunction with Part 1 and Parts 3 to 5 of EN 12201, it is applicable to PE pipes, their joints and to joints with components of PE and other materials intended to be used under the following conditions:
a)   allowable operating pressure, PFA, up to 25 bar  );
b)   an operating temperature of 20 °C as a reference temperature;
c)   buried in the ground;
d)   sea outfalls;
e)   laid in water;
f)   above ground, including pipes suspended below bridges.
NOTE 2   For applications operating at constant temperatures greater than 20 °C and up to 40 °C, see Annex A of
EN 12201-1:2011.
NOTE 3   Pipes constructions including barrier layers are not covered by this document.
EN 12201 covers a range of allowable operating pressures and gives requirements concerning colours and additives.
It covers three types of pipe:
-   PE pipes (outside diameter dn) including any identification stripes;
-   PE pipes with co-extruded layers on either or both the outside and/or inside of the pipe (total outside diameter dn) as specified in Annex B, where all layers have the same MRS rating;
-   PE pipes (outside diameter dn) with a peelable, contiguous thermoplastics additional layer on the outside of the pipe (‘coated pipe’) as specified in Annex C.
NOTE 4   It is the responsibility of the purchaser or specifier to make the appropriate selections from these aspects, taking into account their particular requirements and any relevant national guidance or regulations and installation practices or codes.
NOTE 5   Assessment of the resistance to slow crack growth of the PE pipe compound used for the manufacture of products to this document is required in accordance with Table 2 of EN 12201-1:2011.

This !European Standard" specifies the characteristics of fittings made from polyethylene (PE 100 and PE 80) intended for the conveyance of water for human consumption, raw water prior to treatment, drainage and sewerage under pressure, vacuum sewer systems, and water for other purposes.
NOTE 1   For PE components intended for the conveyance of water for human consumption and raw water prior to treatment, attention is drawn to 5.6 of this part of EN 12201. Components manufactured for water for other purposes, drainage and sewerage may not be suitable for water supply for human consumption.
It also specifies the test parameters for the test methods referred to in this standard.
In conjunction with Parts 1, 2 ,4 and 5 of EN 12201, it is applicable to PE fittings, their joints and to joints with components of PE and other materials intended to be used under the following conditions:
a)   allowable operating pressure, PFA, up to 25 bar;
b)   an operating temperature of 20 °C as a reference temperature;
c)   buried in the ground;
d)   sea outfalls;
e)   laid in water;
f)   above ground, including pipes suspended below bridges.
NOTE 2   For applications operating at constant temperature greater than 20 °C and up to 40 °C, see Annex A of EN 12201-1:2011.
EN 12201 (all parts) covers a range of allowable operating pressures and gives requirements concerning colours and additives.
NOTE 3   It is the responsibility of the purchaser or specifier to make the appropriate selections from these aspects, taking into account their particular requirements and any relevant national guidance or regulations and installation practices or codes.
These fittings can be of the following types:
a)   fusion fittings;
1)   electrofusion fittings;
2)   spigot end fittings (for butt fusion using heated tools and electrofusion socket fusion);
3)   socket fusion fittings (see Annex A);
b)   mechanical fittings;
1)   compression fittings;
2)   flanged fittings;
c)   fabricated fittings (see Annex B).

This European Standard specifies the characteristics of the fitness for purpose of the assembled piping systems
intended for the conveyance of water intended for human consumption, raw water prior to treatment, drainage and
sewerage under pressure, vacuum sewer systems, and water for other purposes.
It also specifies the method of preparation of test piece joints, and the tests to be carried out on these joints for
assessing the fitness for purpose of the system under normal and extreme conditions.
NOTE 1 For PE components intended for the conveyance of water for human consumption and raw water prior to treatment
attention is drawn to the introduction of this part of EN 12201. Components manufactured for water for other purposes may not
be suitable for water supply for human consumption.
It also specifies the test parameters for the test methods referred to in this standard.
In conjunction with Parts 1 to 4 of EN 12201 it is applicable to PE pipes, fittings, valves, their joints and to joints
with components of other materials intended to be used under the following conditions:
a) allowable operating pressure, PFA, up to 25 bar 1) ;
b) an operating temperature of 20 °C as a reference temperature.
c) buried in the ground;
d) sea outfalls;
e) laid in water;
f) above ground, including pipes suspended below bridges.
NOTE 2 For applications operating at constant temperatures greater than 20 °C up to 40 °C, see Annex A of
EN 12201-1:2011.
EN 12201 (all parts) covers a range of allowable operating pressures and gives requirements concerning colours
and additives.
NOTE 3 It is the responsibility of the purchaser or specifier to make the appropriate selections from these aspects, taking into
account their particular requirements and any relevant national guidance or regulations and installation practices or codes.

This European Standard specifies the general aspects of polyethylene (PE) pressure piping systems (mains and service pipes) for buried or above ground applications, intended for the conveyance of water for human consumption, raw water prior to treatment, drainage and sewerage under pressure, vacuum sewer systems, and water for other purposes.
NOTE 1   For PE components intended for the conveyance of water intended for human consumption and raw water prior to treatment attention is drawn to Clause 5 of this European Standard. Components manufactured for water for other purposes, drainage and sewerage may not be suitable for water supply for human consumption.
It also specifies the test parameters for the test methods referred to in this standard.
In conjunction with Parts 2 to 5 of EN 12201, it is applicable to PE pipes, fittings, valves, their joints and to joints with components of other materials intended to be used under the following conditions:
a)   allowable operating pressure, PFA, up to 25 bar  );
b)   an operating temperature of 20 °C as a reference temperature;
c)   buried in the ground;
d)   sea outfalls;
e)   laid in water;
f)   above ground, including pipes suspended below bridges.
NOTE 2   For applications operating at constant temperatures greater than 20 °C and up to 40 °C, see Annex A.
EN 12201 (all parts) covers a range of allowable operating pressures and gives requirements concerning colours and additives.
NOTE 3   It is the responsibility of the purchaser or specifier to make the appropriate selections from these aspects, taking into account their particular requirements and any relevant national guidance or regulations and installation practices or codes.

This Technical Specification gives guidance for the assessment of conformity of compounds, products, joints and assemblies in accordance with the applicable part(s) of EN 1555 intended to be included in the manufacturer’s quality plan as part of the quality management system and for the establishment of certification procedures.
It is recommended that the quality management system conforms to or is no less stringent than the relevant requirements to EN ISO 9001 [2].
NOTE 1   If certification is involved, the certification and inspection body is preferably compliant with EN 45011 [3], EN 45012 [4] or EN ISO/IEC 17020 [5], as applicable.
In conjunction with Parts 1 to 5 of EN 1555 (see Foreword), this Technical Specification is applicable to polyethylene (PE) plastics piping systems for the supply of gaseous fuels. It is applicable to PE pipes, fittings, and valves, their joints and to joints with components of other materials intended to be used under the following conditions:
a)   a maximum operating pressure, MOP, up to and including 10 bar );
b)   an operating temperature of 20 °C as reference temperature.
NOTE 2   For other operating temperatures, derating coefficients can be used; see EN 1555-5.
For mechanical fittings conforming to ISO 10838-1 [6], ISO 10838-2 [7] or ISO 10838-3 [8], as applicable, guidance for assessment of conformity is not given in this part of EN 1555. When requested, a quality plan based on the tests mentioned in ISO 10838-1 [6], ISO 10838-2 [7] or ISO 10838-3 [8], as applicable, should be set up in agreement between user and manufacturer.
EN 1555 covers a range of maximum operating pressures and gives requirements concerning colours and additives.
NOTE 3   It is the responsibility of the purchaser or specifier to make the appropriate selections from these aspects, taking into account their particular requirements and any relevant national regulations and installation practices or codes.

This !European Standard" specifies the characteristics of fusion fittings made from polyethylene (PE) as well as of mechanical fittings for piping systems in the field of the supply of gaseous fuels.
It also specifies the test parameters for the test methods referred to in this standard.
In conjunction with Parts 1, 2, 4 and 5 of EN 1555, it is applicable to PE fittings, their joints and to joints with components of PE and other materials intended to be used under the following conditions:
a)   a maximum operating pressure, MOP, up to and including 10 bar;
b)   an operating temperature of 20 °C as reference temperature.
NOTE 1   For other operating temperatures, derating coefficients should be used; see EN 1555-5.
EN 1555 (all parts) covers a range of maximum operating pressures and gives requirements concerning colours and additives.
NOTE 2   It is the responsibility of the purchaser or specifier to make the appropriate selections from these aspects, taking into account their particular requirements and any relevant national regulations and installation practices or codes.
This European Standard is applicable for fittings of the following types:
c)   electrofusion socket fittings;
d)   electrofusion saddle fittings;
e)   spigot end fittings (for butt fusion using heated tools and electrofusion socket fusion);
f)   mechanical fittings.
The fittings can e.g. be in the form of couplers, equal and reduced tees, reducers, bends or caps.

This part of EN 1555 specifies requirements of fitness for purpose of the polyethylene (PE) piping system in the field of the supply of gaseous fuels.
It specifies the definitions of electrofusion, butt fusion and mechanical joints.
It specifies the method of preparation of test piece joints, and the tests to be carried out on these joints for assessing the fitness for purpose of the system under normal and extreme conditions.
It specifies the test parameters for the test methods referred to in this standard.
In conjunction with Parts 1 to 4 of EN 1555, it is applicable to PE pipes, fittings, valves, their joints and to joints with components of other materials intended to be used under the following conditions:
a)   a maximum operating pressure, MOP, up to and including 10 bar  );
b)   an operating temperature of 20 °C as reference temperature.
NOTE 1   For other operating temperatures, derating coefficients should be used, see Annex A.
EN 1555 (all parts) covers a range of maximum operating pressures and gives requirements concerning colours and additives.
NOTE 2   It is the responsibility of the purchaser or specifier to make the appropriate selections from these aspects, taking into account their particular requirements and any relevant national regulations and installation practices or codes.

This part of EN 1555 specifies the general aspects of polyethylene (PE) piping systems in the field of the supply of gaseous fuels.
It also specifies the test parameters for the test methods referred to in this standard.
In conjunction with Parts 2 to 5 of EN 1555 it is applicable to PE pipes, fittings, and valves, their joints and to joints with components of other materials intended to be used under the following conditions:
a)   a maximum operating pressure, MOP, up to and including 10 bar  );
b)   an operating temperature of 20 °C as reference temperature.
NOTE 1   For other operating temperatures, derating coefficients should be used, see EN 1555-5 [6].
EN 1555 (all parts) covers a range of maximum operating pressures and gives requirements concerning colours and additives.
NOTE 2   It is the responsibility of the purchaser or specifier to make the appropriate selections from these aspects, taking into account their particular requirements and any relevant national regulations and installation practices or codes.

This part of EN 1555 specifies the characteristics of pipes made from polyethylene (PE) for piping systems in the field of the supply of gaseous fuels.
It also specifies the test parameters for the test methods referred to in this standard.
In conjunction with Parts 1 and 3 to 5 of EN 1555, it is applicable to PE pipes, their joints and to joints with components of PE and other materials intended to be used under the following conditions:
a)    a maximum operating pressure, MOP, up to and including 10 bar 1);
b)   an operating temperature of 20 °C as reference temperature.
NOTE 1   For other operating temperatures, derating coefficients should be used, see FprEN 1555-5.
EN 1555 covers a range of maximum operating pressures and gives requirements concerning colours and additives.
It covers three types of pipe:
-   PE pipes (outside diameter dn) including any identification stripes;
-   PE pipes with co-extruded layers on either or both the outside and/or inside of the pipe (total outside diameter dn) as specified in Annex A, where all layers have the same MRS rating;
-   PE pipes (outside diameter dn) with a peelable, contiguous thermoplastics additional layer on the outside of the pipe (‘coated pipe’) as specified in Annex B.
NOTE 2   It is the responsibility of the purchaser or specifier to make the appropriate selections from these aspects, taking into account their particular requirements and any relevant national regulations and installation practices or codes.

This part of EN 12201 specifies procedures and requirements for the assessment of conformity to be included in the manufacturer's quality plan as part of his quality system for third party certification of conformity by a certification body accredited to EN 45011 or EN 45012, as applicable and includes: a) requirements for materials, components, joints and assemblies given in Parts 1 to 5 of EN 12201; b) requirements for the manufacturer's quality system given in EN ISO 9001 or EN ISO 9002, as applicable.

This Part of EN 13244 specifies procedures and requirements for the assessment of conformity to be included in the manufacturer's quality plan as part of his quality system for third party certification of conformity by a certification body accredited to EN 45011 or EN 45012, as appplicable and includes: a) requirements for materials, components, joints and assemblies given in Parts 1 to 5 of EN 13244; b) requirements for the manufacturer's quality system given in EN ISO 9001 or EN ISO 9002, as applicable.

This European Standard specifies the characteristics of pipes made from polyethylene (PE 100, PE 80 and PE 40)
for buried and above ground applications, intended for the conveyance of water for human consumption, raw water
prior to treatment, drainage and sewerage under pressure, vacuum sewer systems, and water for other purposes.
NOTE 1 For PE components intended for the conveyance of water for human consumption and raw water prior to treatment
attention is drawn to 5.3 of this European Standard. Components manufactured for water for general purposes, drainage and
sewerage may not be suitable for water supply for human consumption.
It also specifies the test parameters for the test methods referred to in this standard.
In conjunction with Part 1 and Parts 3 to 5 of EN 12201, it is applicable to PE pipes, their joints and to joints with
components of PE and other materials intended to be used under the following conditions:
a) allowable operating pressure, PFA, up to 25 bar 1);
b) an operating temperature of 20 °C as a reference temperature;
c) buried in the ground;
d) sea outfalls;
e) laid in water;
f) above ground, including pipes suspended below bridges.
NOTE 2 For applications operating at constant temperatures greater than 20 °C and up to 40 °C, see Annex A of EN 12201-
1:2011.
NOTE 3 Pipes constructions including barrier layers are not covered by this document.
EN 12201 covers a range of allowable operating pressures and gives requirements concerning colours and
additives.
It covers three types of pipe:
PE pipes (outside diameter dn) including any identification stripes;
PE pipes with co-extruded layers on either or both the outside and/or inside of the pipe (total outside diameter
dn) as specified in Annex B, where all layers have the same MRS rating;
PE pipes (outside diameter dn) with a peelable, contiguous thermoplastics additional layer on the outside of the
pipe (‘coated pipe’) as specified in Annex C.
NOTE 4 It is the responsibility of the purchaser or specifier to make the appropriate selections from these aspects, taking into
account their particular requirements and any relevant national guidance or regulations and installation practices or codes.
NOTE 5 Assessment of the resistance to slow crack growth of the PE pipe compound used for the manufacture of products
to this document is required in accordance with Table 2 of EN 12201-1:2011.

This European Standard specifies the characteristics of fittings made from polyethylene (PE 100 and PE 80) intended for the conveyance of water for human consumption, raw water prior to treatment, drainage and sewerage under pressure, vacuum sewer systems, and water for other purposes.
NOTE 1   For PE components intended for the conveyance of water for human consumption and raw water prior to treatment, attention is drawn to 5.6 of this part of EN 12201. Components manufactured for water for other purposes, drainage and sewerage may not be suitable for water supply for human consumption.
It also specifies the test parameters for the test methods referred to in this standard.
In conjunction with Parts 1, 2 ,4 and 5 of EN 12201, it is applicable to PE fittings, their joints and to joints with components of PE and other materials intended to be used under the following conditions:
a)   allowable operating pressure, PFA, up to 25 bar  );
b)   an operating temperature of 20 °C as a reference temperature;
c)   buried in the ground;
d)   sea outfalls;
e)   laid in water;
f)   above ground, including pipes suspended below bridges.
NOTE 2   For applications operating at constant temperature greater than 20 °C and up to 40 °C, see Annex A of EN 12201-1:2011.
EN 12201 (all parts) covers a range of allowable operating pressures and gives requirements concerning colours and additives.
NOTE 3   It is the responsibility of the purchaser or specifier to make the appropriate selections from these aspects, taking into account their particular requirements and any relevant national guidance or regulations and installation practices or codes.
These fittings can be of the following types:
a)   fusion fittings;
1)   butt fusion fittings;
2)   socket fusion fittings (see Annex A);
3)   electrofusion fittings;
b)   mechanical fittings;
1)   compression fittings;
2)   flanged fittings;
c)   fabricated fittings (see Annex B).

This part of EN 1555 specifies the characteristics of fusion fittings made from polyethylene (PE) as well as of mechanical fittings for piping systems in the field of the supply of gaseous fuels.
It also specifies the test parameters for the test methods referred to in this standard.
In conjunction with Parts 1,2,4 and 5 of EN 1555, it is applicable to PE fittings, their joints and to joints with components of PE and other materials intended to be used under the following conditions:
a)   a maximum operating pressure, MOP, up to and including 10 bar  );
b)   an operating temperature of 20 °C as reference temperature.
NOTE 1   For other operating temperatures, derating coefficients should be used; see EN 1555 5.
EN 1555 (all parts) covers a range of maximum operating pressures and gives requirements concerning colours and additives.
NOTE 2   It is the responsibility of the purchaser or specifier to make the appropriate selections from these aspects, taking into account their particular requirements and any relevant national regulations and installation practices or codes.
This standard is applicable for fittings of the following types:
a)   electrofusion socket fittings;
b)   electrofusion saddle fittings;
c)   spigot end fittings (for butt fusion using heated tools and electrofusion socket fusion);
d)   mechanical fittings.
The fittings can e.g. be in the form of couplers, equal and reduced tees, reducers, bends or caps.

This Part of prEN 12201 specifies the characteristics of fittings made from polyethylene (PE) intended for the conveyance of water for human consumption including raw water prior to treatment. It also specifies the test parameters for the test methods referred to in this standard. In conjunction with other Parts of prEN 12201 it is applicable to PE fittings, their joints and to joints with components of PE and other materials intended to be used under the following conditions: a) a maximum operating pressure, MOP, up to and including 25 bar; b) an operating temperature of 20°C as a reference temperature.

This Part of prEN 12201 specifies the characteristics of the fitness for purpose of the assembled piping systems intended for the conveyance of water intended for human consumption, including raw water prior to treatment. It also specifies the test parameters for the test methods referred to in this standard. In conjunction with other Parts of prEN 12201 it is applicable to PE pipes, fittings, valves, their joints and to joints with components of other materials intended to be used under the following conditions: a) a maximum operating, MOP, up to and including 25 bar; b) an operating temperature of 20°C as a reference temperature.

This part of prEN 12201 specifies the characteristics of pipes made from polyethylene (PE) intended for the conveyance of water for human consumption, including raw water prior to treatment. It also specifies the test parameters for the test methods referred to in this standard. In conjunction with other Parts of prEN 12201 it is applicable to PE pipes, their joints and to joints with components of PE and other materials intended to be used under the following conditions: a) a maximum operating pressure, MOP, up to and including 25 bar; b) an operating temperature of 20 °C as a reference temperature.