CEN/TC 133/WG 3 - Copper tubes (installation and industrial)

This document specifies the requirements, sampling, test methods and conditions of delivery for seamless round copper tubes, smooth or inner finned, used for heat exchangers and their internal connecting pipes in the manufacturing of refrigeration and air conditioning equipment.
It is applicable to tubes with an outside diameter from 3,97 mm up to and including 219 mm.
NOTE   The tubes are supplied in straight length or as coils.

This document specifies the composition, property requirements and tolerances on dimensions and form for seamless round drawn copper and copper alloy tubes for general purposes supplied in the size range from 3 mm up to and including 450 mm outside diameter and from 0,3 mm up to and including 20 mm wall thickness.
The sampling procedures and the methods of test for verification of conformity to the requirements of this document are also specified.
NOTE   Tubes having an outside diameter less than 80 mm and/or a wall thickness greater than 2 mm in certain alloys are most frequently used for free machining purposes which are specified in EN 12168.

This document specifies the composition, property requirements including electrical properties, and tolerances on dimensions and form for seamless drawn copper tubes for electrical purposes, delivered in straight lengths or alternatively in level wound coils with the cross-sections and size ranges below:
- for round tubes in straight lengths with outside diameters from 3 mm up to and including 450 mm and wall thicknesses from 0,3 mm up to and including 10 mm;
- for round tubes in level wound coils with outside diameters from 3 mm up to and including 30 mm and wall thicknesses from 0,3 mm up to and including 10 mm;
- for square and rectangular tubes with major outside dimension from 5 mm up to and including 150 mm and wall thicknesses from 0,5 mm up to and including 10 mm.
The sampling procedures and test methods for verification of conformity to the requirements of this document are also specified.

This document 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 document specifies a procedure for the eddy current test with an encircling test coil for measuring defects on the outer surface of seamless round copper and copper alloy tubes.
NOTE   The eddy current test method(s) required, together with the size range and acceptance level, are defined in the relevant product standard.
The choice of the method for eddy current test:
-   with an encircling test coil on the outer surface according to prEN 1971-1;
or
-   with an internal probe on the inner surface according to prEN 1971-2;
is at the discretion of the manufacturer if there are no other agreements between the purchaser and the supplier.

This document specifies a method for the estimation of the average grain size of copper and copper alloy products by ultrasound. This document can be applied for seamless round tubes as well as for flat products.
This method can be used in place of test methods according to EN ISO 2624, mentioned in the relevant product standards. As reference method and in case of doubt the intercept procedure or planimetric procedure will be used.

This document specifies a procedure for the eddy current test with an internal probe for measuring defects on the inner surface of seamless round copper and copper alloy tubes.
This document applies particularly for finned tubes with high fins according to EN 12452.
NOTE   The eddy current test method(s) required, together with the size range and acceptance level, are defined in the relevant product standard.
The choice of the method for eddy current test:
-   with an encircling test coil on the outer surface according to prEN 1971-1
or
-   with an internal probe on the inner surface according to prEN 1971-2
is at the discretion of the manufacturer if there are no other agreements between the purchaser and the supplier.
Especially for finned tubes according to EN 12452 with high fins, it is suggested to use eddy current test with internal probe as described in this document.

This European Standard specifies the requirements, sampling, test methods and conditions of delivery for copper tubes.
It is applicable to seamless round copper tubes having an outside diameter from 6 mm up to and including 219 mm for pipeline systems under vacuum or for distributing the following medical gases intended to be used at operating pressures up to 2 000 kPa:
-   oxygen, nitrous oxide, nitrogen, helium, carbon dioxide, xenon;
-   medical air;
-   specific mixtures of these above mentioned gases;
-   air for driving surgical tools;
-   anaesthetic gases and vapours.

This European Standard specifies the composition, property requirements and tolerances on dimensions and on form for seamless round copper capillary tubes for use as metering lines for liquids or gases where close controls over the smooth¬ness and dimensions of the bore are required to ensure uniform flow characteristics.
This European Standard applies to capillary tubes in straight lengths, or in coils, in the size range up to and including 6,10 mm outside diameter and from 0,30 mm up to and including 4,45 mm inside diameter which are intended for restrictor applications.
The sampling procedures and the methods of test for verification of conformity to the requirements of this European Standard are also specified.

This European Standard specifies the composition, property requirements and tolerances on dimensions and form for rolled, finned, seamless copper and copper alloy tubes for heat exchangers. It gives guidelines for copper and copper alloy tubes supplied in the size range from 6 mm up to and including 35 mm outside diameter; from 1 mm up to and including 3 mm wall thickness of the unfinned section; and with fin height up to and including 1,5 mm.
The sampling procedures and the methods of testing for verification of conformity to the requirements of this European Standard are also specified.

This European Standard specifies the composition, property requirements and tolerances on dimensions and form for seamless round drawn copper and copper alloy tubes for heat exchangers, condensers, evaporators and desalination equipment. It gives guidelines for copper and copper alloy tubes supplied in the size range from 6 mm up to and including 76 mm outside diameter and from 0,5 mm up to and including 3 mm wall thickness.
The sampling procedures and the methods of test for verification of conformity to the requirements of this European Standard are also specified.

This European Standard specifies the requirements, sampling, test methods and conditions of delivery for seamless round copper tubes.
It is applicable to tubes having an outside diameter from 6 mm up to and including 267 mm for:
-   distributing networks for hot water and cold water;
-   hot water heating systems, including panel heating systems (under-floor, wall, overhead);
-   domestic gas and liquid fuel distribution;
-   waste water sanitation.
It is also applicable to seamless round copper tubes intended to be pre insulated before use for any of the above purposes.

This European Standard specifies a combustion method for determining the carbon content, if any, on the
inner surface of tubes of copper or fittings of copper or copper alloys.
This standard applies only to seamless, round copper tubes as specified for example in EN 1057 and
EN 13348 or fittings of copper or copper alloys as specified in EN 1254 (all parts).

This European Standard specifies the requirements, sampling, test methods and conditions of delivery for seamless
round copper tubes covered with solid plastics material.
It is applicable to tubes intended for:
- distributing networks for hot water and cold water;
-  hot water heating systems (temperature not exceeding 95 °C) including underfloor heating systems;
-  domestic gas and liquid fuel distribution.
NOTE   The primary purpose of the covering is to protect the copper tube against external corrosion in service. In addition, the
covering can give some protection against impact and mechanical loading during transportation, installation and operation.
Coverings whose primary objective is thermal insulation are not included in this standard.

This European Standard specifies the composition, property requirements and tolerances on dimensions and form for seamless round drawn copper and copper alloy tubes for general purposes supplied in the size range from 3 mm up to and including 450 mm outside diameter and from 0,3 mm up to and including 20 mm wall thickness.
The sampling procedures and the methods of test for verification of conformity to the requirements of this European Standard are also specified.
NOTE   Tubes having an outside diameter less than 80 mm and/or a wall thickness greater than 2 mm in certain alloys are most frequently used for free machining purposes which are specified in EN 12168.

This European Standard specifies the requirements, sampling, test methods and conditions of delivery for seamless round copper tubes, smooth or inner finned, used for heat exchangers and their internal connecting pipes in the manufacturing of refrigeration and air conditioning equipment.
It is applicable to tubes with an outside diameter from 3,97 mm up to and including 219 mm.
NOTE   The tubes are supplied in straight length in the material conditions hard, half-hard or skin hard or as coils in the material conditions light annealed or soft annealed.

This European Standard specifies the composition, property requirements and tolerances on dimensions and form for seamless round drawn copper and copper alloy tubes for general purposes supplied in the size range from 3 mm up to and including 450 mm outside diameter and from 0,3 mm up to and including 20 mm wall thickness.
The sampling procedures and the methods of test for verification of conformity to the requirements of this European Standard are also specified.
NOTE   Tubes having an outside diameter less than 80 mm and/or a wall thickness greater than 2 mm in certain alloys are most frequently used for free machining purposes which are specified in EN 12168.

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 a procedure for the eddy current test with an internal probe for measuring defects on the inner surface of seamless round copper and copper alloy tubes.
This European Standard applies particularly for finned tubes with high fins according to EN 12452.
NOTE   The eddy current test method(s) required, together with the size range and acceptance level, are defined in the relevant product standard.
The choice of the method for eddy current test:
-   with an encircling test coil on the outer surface according EN 1971-1
or
-   with an internal probe on the inner surface according EN 1971-2
is at the discretion of the manufacturer if there are no other agreements between the purchaser and the supplier.
Especially for finned tubes according to EN 12452 with high fins, it is recommended to use eddy current test with internal probe as described in this standard.

This European Standard specifies a method for the estimation of the average grain size of copper and copper alloy products by ultrasound. This standard can be applied for seamless round tubes as well as for flat products.
This method can be used in place of test methods according to EN ISO 2624, mentioned in the relevant product standards. As reference method and in case of doubt the intercept procedure or planimetric procedure has to be used.

This part of this European Standard specifies a procedure for the eddy current test with an encircling test coil for measuring defects on the outer surface of seamless round copper and copper alloy tubes.
NOTE   The eddy current test method(s) required, together with the size range and acceptance level, are defined in the relevant product standard.
The choice of the method for eddy current test:
-   with an encircling test coil on the outer surface according EN 1971-1;
or
-   with an internal probe on the inner surface according EN 1971-2;
is at the discretion of the manufacturer if there are no other agreements between the purchaser and the supplier.

This European Standard specifies the composition, property requirements and tolerances on dimensions and form for seamless round drawn copper and copper alloy tubes for general purposes supplied in the size range from 3 mm up to and including 450 mm outside diameter and from 0,3 mm up to and including 20 mm wall thickness.
The sampling procedures and the methods of test for verification of conformity to the requirements of this European Standard are also specified.
NOTE   Tubes having an outside diameter less than 80 mm and/or a wall thickness greater than 2 mm in certain alloys are most frequently used for free machining purposes which are specified in EN 12168.

This European Standard specifies the requirements, sampling, test methods and conditions of delivery for seamless round copper tubes, smooth or inner finned, used for heat exchangers and their internal connecting pipes in the manufacturing of refrigeration and air conditioning equipment.
It is applicable to tubes with an outside diameter from 6 mm up to and including 133 mm.
The tubes are supplied in straight length in the material conditions hard, half-hard or skin hard or as coils in the material conditions light annealed or soft annealed.

This European Standard specifies the requirements, sampling, test methods and conditions of delivery for seamless round copper tubes used for refrigeration and air-conditioning piping systems (i.e. piping, connections, repairs).
It is applicable to tubes with an outside diameter from 3 mm up to and including 133 mm.
These tubes are supplied in straight lengths in the material conditions hard or half-hard, or in coils in the annealed material condition.

This European Standard specifies the requirements, sampling, test methods and conditions of delivery for copper tubes.
It is applicable to seamless round copper tubes having an outside diameter from 6 mm up to and including 133 mm for pipeline systems under vacuum or for distributing the following medical gases intended to be used at operating pressures up to 2 000 kPa:
- oxygen, nitrous oxide, nitrogen, helium, carbon dioxide, xenon;
- medical air;
- specific mixtures of these above mentioned gases;
- air for driving surgical tools;
- anaesthetic gases and vapours.

This European Standard specifies the composition, property requirements and tolerances on dimensions and form for seamless round drawn copper and copper alloy tubes for general purposes supplied in the size range from 3 mm up to and including 450 mm outside diameter and from 0,3 mm up to and including 20 mm wall thickness.
The sampling procedures and the methods of test for verification of conformity to the requirements of this European Standard are also specified.
NOTE   Tubes having an outside diameter less than 80 mm and/or a wall thickness greater than 2 mm in certain alloys are most frequently used for free machining purposes which are specified in EN 12168.

This European Standard specifies a procedure for eddy current testing of seamless round copper and copper alloy tubes. The eddy current test method(s) required, together with the size range and acceptance level, are defined in the relevant product standard.

New Annex ZA.

New Annex ZA.

This European Standard specifies the requirements, sampling, test methods and conditions of delivery for seamless round copper tubes used for refrigeration and air-conditioning piping systems (i.e. piping, connections, repairs). These tubes are supplied in straight lengths in the hard or half-hard tempers, or in coils in the annealed temper.

This European Standard specifies the requirements, sampling, test methods and conditions of delivery for seamless round copper tubes used for heat exchangers and interconnecting pipes in the manufacturing of refrigeration and air conditioning equipment.

This European Standard specifies the requirements, composition, properties, sampling, test methods and
conditions of delivery for seamless round copper tubes.
It is applicable to tubes having an outside diameter from 6 mm up to and including 267 mm for:
-   distributing networks for hot water and cold water;
-   hot water heating systems, including panel heating systems (under-floor, wall, overhead);
-   domestic gas and liquid fuel distribution;
-   waste water sanitation.
It is also applicable to seamless round copper tubes intended to be pre insulated before use for any of the above purposes.

This European Standard specifies a combustion method for determining the carbon content, if any, on the inner surface of copper tubes or copper fittings. This standard applies only to round copper tubes as specified in prEN 1057 or copper fittings as specified in prEN 1254-1 and prEN 1254-5.

This European Standard specifies the requirements, sampling, test methods and conditions of delivery for copper
tubes.
It is applicable to seamless round copper tubes having an outside diameter from 8 mm up to and including 54 mm
for pipeline systems for distributing the following medical gases intended to be used at operating pressures up to
2 000 kPa and for systems under vacuum:
- oxygen, nitrous oxide, nitrogen, helium, carbon dioxide, xenon;
- air for breathing;
- specific mixtures of these above mentioned gases;
- air for driving surgical tools;
- anaesthetic gases and vapours;
- vacuum.

This European Standard specifies the requirements, sampling, test methods and conditions of delivery for copper tubes. It is applicable to seamless round copper tubes having an outside diameter from 6mm up to and including 267mm for: - distributing networks for hot water and cold water; - hot water heating systems, including underfloor heating systems; - domestic gas and liquid fuel distribution; - waste water sanitation. It is also applicable to seamless round tubes intended to be pre-insulated before use for any of the above purposes.