General Information

Abstract

This European Standard specifies the requirements, sampling, test methods and conditions of delivery for seamless round copper and copper alloy tubes used for refrigeration and air-conditioning piping systems (i.e. piping, connections and repairs).
It is applicable to tubes with an outside diameter from 3 mm up to and including 219 mm.
Tubes made of the copper-grade Cu-DHP are supplied in straight lengths in the material conditions hard or half-hard, or in coils in the annealed material condition.
Tubes made of the alloy CuFe2P are supplied in straight length in the material conditions hard or annealed.

Status
Withdrawn
Publication Date
14-Jun-2016
Withdrawal Date
22-Sep-2026
Current Stage
9960 - Withdrawal effective - Withdrawal
Start Date
25-Mar-2020
Completion Date
23-Sep-2026

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Effective Date
12-Dec-2012
Effective Date
27-Sep-2017
Effective Date
25-Aug-2026
Effective Date
25-Aug-2026
Effective Date
28-Jan-2026
Effective Date
28-Jan-2026
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28-Jan-2026
Effective Date
28-Jan-2026
Effective Date
28-Jan-2026
Effective Date
28-Jan-2026
Effective Date
28-Jan-2026
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28-Jan-2026
Effective Date
28-Jan-2026
Effective Date
28-Jan-2026
Effective Date
28-Jan-2026

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Frequently Asked Questions

EN 12735-1:2016 is a standard published by the European Committee for Standardization (CEN). Its full title is "Copper and copper alloys - Seamless, round tubes for air conditioning and refrigeration - Part 1: Tubes for piping systems". This standard covers: This European Standard specifies the requirements, sampling, test methods and conditions of delivery for seamless round copper and copper alloy tubes used for refrigeration and air-conditioning piping systems (i.e. piping, connections and repairs). It is applicable to tubes with an outside diameter from 3 mm up to and including 219 mm. Tubes made of the copper-grade Cu-DHP are supplied in straight lengths in the material conditions hard or half-hard, or in coils in the annealed material condition. Tubes made of the alloy CuFe2P are supplied in straight length in the material conditions hard or annealed.

This European Standard specifies the requirements, sampling, test methods and conditions of delivery for seamless round copper and copper alloy tubes used for refrigeration and air-conditioning piping systems (i.e. piping, connections and repairs). It is applicable to tubes with an outside diameter from 3 mm up to and including 219 mm. Tubes made of the copper-grade Cu-DHP are supplied in straight lengths in the material conditions hard or half-hard, or in coils in the annealed material condition. Tubes made of the alloy CuFe2P are supplied in straight length in the material conditions hard or annealed.

EN 12735-1:2016 is classified under the following ICS (International Classification for Standards) categories: 23.040.15 - Non-ferrous metal pipes. The ICS classification helps identify the subject area and facilitates finding related standards.

EN 12735-1:2016 has the following relationships with other standards: It is inter standard links to EN 12735-1:2010, EN 12735-1:2020, ISO 1553:1976, ISO 4741:1984, EN 723:2009, EN ISO 8493:2004, EN ISO 6892-1:2019, ENV 1852-2:2000, EN 10204:2004, EN 1971-1:2019, EN ISO 6507-1:2023, EN 1173:2008, EN 1655:1997, EN 12697-28:2000, EN 1971-2:2019. Understanding these relationships helps ensure you are using the most current and applicable version of the standard.

EN 12735-1:2016 is associated with the following European legislation: EU Directives/Regulations: 2014/68/EU, 97/23/EC; Standardization Mandates: M/071. When a standard is cited in the Official Journal of the European Union, products manufactured in conformity with it benefit from a presumption of conformity with the essential requirements of the corresponding EU directive or regulation.

EN 12735-1:2016 is available in PDF format for immediate download after purchase. The document can be added to your cart and obtained through the secure checkout process. Digital delivery ensures instant access to the complete standard document.

Standards Content (Sample)


2003-01.Slovenski inštitut za standardizacijo. Razmnoževanje celote ali delov tega standarda ni dovoljeno.Baker in bakrove zlitine - Nevarjene okrogle bakrene cevi za hladilno in klimatsko tehniko - 1. del: Cevi za napeljaveKupfer und Kupferlegierungen - Nahtlose Rundrohre für die Kälte- und Klimatechnik - Teil 1: Rohre für Leitungs-systemeCuivre et alliages de cuivre - Tubes ronds sans soudure pour l'air conditionné et la réfrigération - Partie 1: Tubes pour canalisationsCopper and copper alloys - Seamless, round tubes for air conditioning and refrigeration - Part 1: Tubes for piping systems77.150.30Bakreni izdelkiCopper products23.040.15Cevi iz neželeznih kovinNon-ferrous metal pipesICS:Ta slovenski standard je istoveten z:EN 12735-1:2016SIST EN 12735-1:2016en,fr,de01-september-2016SIST EN 12735-1:2016SLOVENSKI
STANDARDSIST EN 12735-1:20101DGRPHãþD

EUROPEAN STANDARD NORME EUROPÉENNE EUROPÄISCHE NORM
EN 12735-1
June
t r s x ICS
t uä r v rä s w Supersedes EN
s t y u wæ sã t r s rEnglish Version
Copper and copper alloys æ Seamlessá round tubes for air conditioning and refrigeration æ Part
sã Tubes for piping systems Cuivre et alliages de cuivre æ Tubes ronds sans soudure pour l 5air conditionné et la réfrigération æ Partie
sã Tubes pour canalisations
Kupfer und Kupferlegierungen æ Nahtlose Rundrohre für die Kälteæ und Klimatechnik æ Teil
sã Rohre für Leitungssysteme This European Standard was approved by CEN on
t z February
t r s xä
egulations which stipulate the conditions for giving this European Standard the status of a national standard without any alterationä Upætoædate lists and bibliographical references concerning such national standards may be obtained on application to the CENæCENELEC Management Centre or to any CEN memberä
translation under the responsibility of a CEN member into its own language and notified to the CENæCENELEC Management Centre has the same status as the official versionsä
CEN members are the national standards bodies of Austriaá Belgiumá Bulgariaá Croatiaá Cyprusá Czech Republicá Denmarká Estoniaá Finlandá Former Yugoslav Republic of Macedoniaá Franceá Germanyá Greeceá Hungaryá Icelandá Irelandá Italyá Latviaá Lithuaniaá Luxembourgá Maltaá Netherlandsá Norwayá Polandá Portugalá Romaniaá Slovakiaá Sloveniaá Spainá Swedená Switzerlandá Turkey and United Kingdomä
EUROPEAN COMMITTEE FOR STANDARDIZATION COMITÉ EUROPÉEN DE NORMALISATION EUROPÄISCHES KOMITEE FÜR NORMUNG
CEN-CENELEC Management Centre:
Avenue Marnix 17,
B-1000 Brussels
t r s x CEN All rights of exploitation in any form and by any means reserved worldwide for CEN national Membersä Refä Noä EN
s t y u wæ sã t r s x ESIST EN 12735-1:2016

Marking durability test . 19 A.1 Abrasion test . 19 A.2 Climatic test . 19 Annex B (normative)
Freedom from defects test . 20 B.1 Eddy current test . 20 B.2 Hydrostatic test . 20 B.3 Pneumatic test . 21 Annex ZA (informative)
Relationship between this European Standard and the Essential Requirements of Directive 2014/68/EU aimed to be covered . 22 Bibliography . 23 Tables Table 1 — Composition of copper . 11 Table 2 — Composition of low alloyed copper alloys . 11 Table 3 — Mechanical properties . 12 Table 4 — Nominal outside diameters and wall thicknesses . 13 Table 5 — Tolerances on outside diameter . 14 Table 6 — Tolerances on wall thickness . 14 Table B.1 — Maximum drill diameters for the reference standard tube . 20 Table B.2 — Hydrostatic pressure test . 20 Table ZA.1 — Correspondence between this European Standard and Annex I of the Directive 2014/68/EU . 22
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