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SIST EN 1254-20:2021/oprA1:2024

(Amendment)

Copper and copper alloys - Plumbing fittings - Part 20: Definitions, thread dimensions, test methods, reference data and supporting information

Copper and copper alloys - Plumbing fittings - Part 20: Definitions, thread dimensions, test methods, reference data and supporting information

This document contains definitions, thread dimension, reference data (minimum bore), supporting information (assembling instructions) and describes the test methods referenced by other parts of the EN 1254 series.
Thread dimensions comprise: wall thickness at threaded portions of fittings, dimensions of tail pipe ends for swivel fittings, dimensions of gas union connectors, thread dimensions and thread profile.
Test methods comprise: leak tightness under internal hydrostatic pressure, leak tightness under internal pneumatic pressure, integrity of fabricated fitting bodies or having an 'as cast' microstructure, resistance to pull out of joints to metallic tubes, resistance of joints with metallic tube to vibration, resistance of joints to static flexural force, leak tightness of joints under vacuum, the resistance of joints to temperature cycling, detecting non-pressed fitting ends, resistance to stress corrosion, detection of a carbon film on the surface of copper fittings, determination of mean depth of dezincification, resistance of joints to pressure cycling, disconnection and re-use, determining if the diameter and/or the length of engagement of a capillary end is/are within the specified tolerance, determining the minimum length of engagement of an integral solder or brazing ring socket having a formed groove.

Kupfer und Kupferlegierungen - Fittings - Teil 20: Definitionen, Gewindemaße, Prüfverfahren, Referenzdaten und ergänzende Informationen

Cuivre et alliages de cuivre - Raccords - Partie 20 : Définitions, dimensions de filetage, méthodes d'essai, données de référence et informations complémentaires

Baker in bakrove zlitine - Fitingi - 20. del: Definicije, mere navojev, preskusne metode, referenčni podatki in dodatne informacije - Dopolnilo A1

General Information

Status
Not Published
Public Enquiry End Date
29-Sep-2024
ICS
23.040.40 - Metal fittings
77.150.30 - Copper products
Technical Committee
INEK - Nonferrous metals
Current Stage
4020 - Public enquire (PE) (Adopted Project)
Start Date
29-Jul-2024
Due Date
16-Dec-2024
Ref Project
EN 1254-20:2021/prA1 - Copper and copper alloys - Plumbing fittings - Part 20: Definitions, thread dimensions, test methods, reference data and supporting information

Relations

Amends
SIST EN 1254-20:2021 - Copper and copper alloys - Plumbing fittings - Part 20: Definitions, thread dimensions, test methods, reference data and supporting information
Effective Date
17-Apr-2024

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EN 1254-20:2021/oprA1:2024EN 1254-20:2021/oprA1:2024
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SLOVENSKI STANDARD
01-september-2024
Baker in bakrove zlitine - Fitingi - 20. del: Definicije, mere navojev, preskusne
metode, referenčni podatki in dodatne informacije - Dopolnilo A1
Copper and copper alloys - Plumbing fittings - Part 20: Definitions, thread dimensions,
test methods, reference data and supporting information
Kupfer und Kupferlegierungen - Fittings - Teil 20: Definitionen, Gewindemaße,
Prüfverfahren, Referenzdaten und ergänzende Informationen
Cuivre et alliages de cuivre - Raccords - Partie 20 : Définitions, dimensions de filetage,
méthodes d'essai, données de référence et informations complémentaires
Ta slovenski standard je istoveten z: EN 1254-20:2021/prA1
ICS:
23.040.40 Kovinski fitingi Metal fittings
77.150.30 Bakreni izdelki Copper products
2003-01.Slovenski inštitut za standardizacijo. Razmnoževanje celote ali delov tega standarda ni dovoljeno.

DRAFT
EUROPEAN STANDARD
EN 1254-20:2021
NORME EUROPÉENNE
EUROPÄISCHE NORM
prA1
July 2024
ICS 23.040.40
English Version
Copper and copper alloys - Plumbing fittings - Part 20:
Definitions, thread dimensions, test methods, reference
data and supporting information
Cuivre et alliages de cuivre - Raccords - Partie 20 : Kupfer und Kupferlegierungen - Fittings - Teil 20:
Définitions, dimensions de filetage, méthodes d'essai, Definitionen, Gewindemaße, Prüfverfahren,
données de référence et informations complémentaires Referenzdaten und ergänzende Informationen
This draft amendment is submitted to CEN members for enquiry. It has been drawn up by the Technical Committee CEN/TC 133.

This draft amendment A1, if approved, will modify the European Standard EN 1254-20:2021. If this draft becomes an
amendment, CEN members are bound to comply with the CEN/CENELEC Internal Regulations which stipulate the conditions for
inclusion of this amendment into the relevant national standard without any alteration.

This draft amendment was established by CEN in three official versions (English, French, German). A version in any other
language made by translation under the responsibility of a CEN member into its own language and notified to the CEN-CENELEC
Management Centre has the same status as the official versions.

CEN members are the national standards bodies of Austria, Belgium, Bulgaria, Croatia, Cyprus, Czech Republic, Denmark, Estonia,
Finland, France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, Netherlands, Norway,
Poland, Portugal, Republic of North Macedonia, Romania, Serbia, Slovakia, Slovenia, Spain, Sweden, Switzerland, Türkiye and
United Kingdom.
Recipients of this draft are invited to submit, with their comments, notification of any relevant patent rights of which they are
aware and to provide supporting documentation.

Warning : This document is not a European Standard. It is distributed for review and comments. It is subject to change without
notice and shall not be referred to as a European Standard.

EUROPEAN COMMITTEE FOR STANDARDIZATION
COMITÉ EUROPÉEN DE NORMALISATION

EUROPÄISCHES KOMITEE FÜR NORMUNG

CEN-CENELEC Management Centre: Rue de la
...

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This document specifies product characteristics, assessment methods, compliance criteria and a designation system for push-fit fittings for the purpose of joining tubes of copper, plated copper, multilayer pipes and plastics pipes. The fitting ends have a size range from 6 mm to 54 mm. The fittings are designed for a service lifetime up to fifty years.
This document is applicable to push-fit fittings for joining one or more of the following tubes or pipes:
-   copper tubes to EN 1057; copper composite according to UNI 11342, plastic and multilayer pipes covered by EN 15015.
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This document contains definitions, thread dimension, reference data (minimum bore), supporting information (assembling instructions) and describes the test methods referenced by other parts of the EN 1254 series.
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This document specifies product characteristics, assessment methods, compliance criteria and a designation system for threaded fittings. These threaded ends exist with metallic and with non-metallic sealing elements for the purposes of joining with tubes, pipes, fittings or valves, the threaded ends have a size range from 3,175 mm (1/8") to 101,6 mm (4"). The threaded fittings are designed for a service lifetime up to fifty years.
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This document specifies product characteristics, assessment methods, compliance criteria and a designation system for capillary fittings with short ends for brazing to copper tubes e.g. EN 1057, EN 13348, EN 13349, EN 12735-1, EN 12735-2, etc. These fitting ends exist in two forms: end feed fittings and integral brazing ring fittings. For the purposes of joining copper tubes, the fitting ends have a size range from 14,7 mm to 159 mm. The fittings are designed for a service lifetime up to fifty years.
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SIST EN 1254-1:2021(Main)
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This document specifies product characteristics, assessment methods, compliance criteria of the test results and a designation system for fittings with ends for capillary soldering or capillary brazing for connecting with copper tubes e.g. EN 1057, EN 13348, EN 13349, EN 12735-1, EN 12735-2 etc. For the purposes of joining copper tubes, the fitting ends have a size range from 6 mm to 108 mm. These fitting ends exist in three forms: end feed fittings and integral solder and integral brazing ring fitting ends. The fittings are designed for a service lifetime up to fifty years.
The fittings are used up to the operating temperatures and corresponding maximum operating pressures as indicated in Annex A.
This document applies to copper alloy fittings. A non-exhaustive list of these copper alloys is given in CEN/TS 13388.
The capillary fittings for soldering or brazing to copper tubes are used with solder alloys in accordance with alloys specified in EN ISO 9453 and brazing alloys in accordance with alloys specified in EN ISO 17672.
Adaptor fittings for use with copper tubes may combine capillary soldering or capillary brazing ends with fitting ends defined in the other parts of EN 1254.
Capillary fittings for soldering or brazing may also have flanged end connections according to EN 1092-3.
Capillary fittings for soldering or brazing may also have a plated or other decorative surface coating.
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Products covered by this standard are intended to be used in:
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SIST EN 1254-2:2021(Main)
Copper and copper alloys - Plumbing fittings - Part 2: Compression fittings for use with copper tubes
EN 1254-2:2021

This document specifies product characteristics, assessment methods, compliance criteria of the test results and a designation system for compression fittings for connecting with copper tubes. Compression fittings exist with sealing elements - metallic and/or non-metallic - called non manipulative (commonly referenced as type A) and without sealing elements, called manipulative (commonly referenced as type B). For the purposes of joining copper tubes, the fitting ends have a size range from 6 mm to 108 mm. The compression fittings are designed for a service lifetime up to fifty years.
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This document applies to copper alloy fittings. A non-exhaustive list of these copper alloys is given in CEN/TS 13388.
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NOTE 1   Compression fittings, Type A, will possibly require an internal support when used with R220 (annealed) copper tube and the manufacturer’s advice should be sought.
Compression fitting ends, Type B, are used with R220 (annealed) or R250 (half-hard) copper tube to EN 1057.
NOTE 2   Compression fittings, Type B, may be used with R290 (hard) copper tube and the manufacturer’s advice should be sought.
Adaptor fittings for use with copper tubes may combine compression ends with fitting ends defined in the other parts of EN 1254.
Compression fittings for use with copper tubes may also have flanged end connections according to EN 1092-3.
Compression fittings for use with copper tubes may also have a plated or other decorative surface coating.
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SIST EN 1254-8:2021(Main)
Copper and copper alloys - Plumbing fittings - Part 8: Press fittings for use with plastics and multilayer pipes
EN 1254-8:2021

This document specifies product characteristics, assessment methods, compliance criteria and a designation system for fittings with radial and axial press ends for use with plastics and multilayer pipes. The fitting ends have a size range from 10 mm to 160 mm. The fittings are designed for a service lifetime up to fifty.
This document applies to copper alloy fittings. A non-exhaustive list of these copper alloys is given in CEN/TS 13388.
Adaptor fittings for use with plastic and multilayer pipes may combine press ends with fitting ends defined in the other parts of EN 1254.
Press fittings for use with plastic and multilayer pipes may also have flanged end connections according to EN 1092-3.
Press fittings for use with plastic and multilayer pipes may also have a plated or other decorative surface coating.
Fittings can be produced by machining, metal forming, casting, or fabrication.
Products covered by this standard are intended to be used in:
a)   liquid applications:
-   hot, cold or combined hot and cold water systems according to EN 806;
-   closed heating systems according to EN 12828 and cooling systems;
-   drainage systems;
-   sprinkler systems according to EN 12845;
b)   gas applications:
-   natural gas and liquefied petroleum gas systems with a maximum operating pressure less than or equal to 5 bar according to EN 1775;
-   compressed air systems.

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SIST EN 1254-8:2021/oprA1:2024(Amendment)
Copper and copper alloys - Plumbing fittings - Part 8: Press fittings for use with plastics and multilayer pipes
EN 1254-8:2021/prA1

This document specifies product characteristics, assessment methods, compliance criteria of test results and a designation system for fittings with radial and axial press ends for use with plastics and multilayer pipes. The fitting ends have a nominal diameter from 10 mm to 160 mm. The fittings are designed for a service lifetime up to fifty.
This document applies to copper alloy fittings. A non-exhaustive list of these copper alloys is given in CEN/TS 13388.
Adaptor fittings for use with plastics and multilayer pipes may combine press ends with fitting ends defined in the other parts of EN 1254.
Press fittings for use with plastics and multilayer pipes may also have flanged end connections according to EN 1092-3.
Press fittings for use with plastics and multilayer pipes may also have a plated or other decorative surface coating.
Fittings can be produced by machining, metal forming, casting, or fabrication.
Products covered by this document are intended to be used in:
a) liquid applications:
- hot, cold or combined hot and cold water, including systems according to EN 806;
- closed heating systems according to EN 12828;
- cooling systems;
- drainage systems;
- fire protection systems including sprinkler systems according to EN 12845;
- supply systems for points of consumption with liquid fuels according to EN 12514.
b) gas applications:
- natural gas and liquefied petroleum gas systems with a maximum operating pressure less than or equal to 5 bar according to EN 1775;
- compressed air systems.

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