SIST EN 12449:2016/oprA1:2019
(Amendment)Copper and copper alloys - Seamless, round tubes for general purposes
Copper and copper alloys - Seamless, round tubes for general purposes
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.
Kupfer und Kupferlegierungen - Nahtlose Rundrohre zur allgemeinen Verwendung
Cuivre et alliages de cuivre - Tubes ronds sans soudure pour usages généraux
Baker in bakrove zlitine - Nevarjene cevi z okroglim prerezom za splošno uporabo
General Information
Relations
Overview
SIST EN 12449:2016/oprA1:2019 is a European Standard developed by CEN focusing on copper and copper alloy seamless round tubes for general purposes. This standard specifies the detailed requirements for the composition, mechanical properties, and dimensional tolerances of seamless, round drawn copper tubes ranging from 3 mm to 450 mm outside diameter and with wall thicknesses from 0.3 mm to 20 mm. It also defines the sampling procedures and test methods necessary to verify conformity with the standard.
The amendment prA1 updates the chemical composition of certain copper-zinc alloys, aligning EN 12449 with related standards such as EN 12163 and EN 12168, ensuring consistency across European copper alloy product standards. This makes SIST EN 12449:2016/oprA1:2019 essential for manufacturers, quality controllers, and engineers involved with copper tubes in various industrial and commercial applications.
Key Topics
- Scope and Dimensions: Applies to seamless round tubes of copper and copper alloys within specified size ranges – 3 mm to 450 mm diameter, and 0.3 mm to 20 mm wall thickness.
- Material Composition: Detailed chemical composition requirements for copper alloys, including recent updates to copper-zinc alloy CuZn40 (CW509L) to adjust minimum copper and lead content.
- Mechanical Property Requirements: Specifications ensure tubes meet essential strength and ductility for general use.
- Dimensional Tolerances: Defines acceptable limits on outside diameter, wall thickness, and form to maintain quality and interchangeability.
- Sampling and Testing: Procedures for sampling and laboratory testing methods to confirm tubes comply with standard requirements.
- Free Machining Alloys: Notes usage of specific tube sizes and alloys, particularly those with outside diameters under 80 mm or wall thicknesses above 2 mm, often used for machining, as referenced in EN 12168.
Applications
SIST EN 12449:2016/oprA1:2019 tubes are widely used across industries where reliable, corrosion-resistant copper and copper alloy tubing is necessary. Common applications include:
- Plumbing and HVAC Systems: Reliable pipework for water, refrigerants, and gases.
- Electrical Engineering: Conductive tubes for electrical components due to copper's excellent conductivity.
- Heat Exchangers: Tubes in cooling and heating devices requiring precise dimensions and high-quality surfaces.
- Chemical and Pharmaceutical Industries: Seamless tubes resistant to corrosion and contamination.
- Mechanical Fabrication: Components and machinery parts requiring tubes with exact mechanical and dimensional standards.
- Manufacturing of Free Machining Parts: Utilization of specific copper alloys for easy machining and forming.
The standard offers manufacturers and buyers confidence that products meet stringent European safety, quality, and performance benchmarks.
Related Standards
SIST EN 12449:2016/oprA1:2019 complements and aligns with a suite of European standards governing copper and copper alloy products, including:
- EN 12163 – Copper and copper alloys – Rods for general purposes.
- EN 12164 and EN 12165 – Copper and copper alloy bars and sections for general purposes.
- EN 12166 – Copper and copper alloys – Continuous cast billets.
- EN 12167 – Copper and copper alloys – Plate, sheet, strip, and circles.
- EN 12168 – Specific free-machining copper alloy tubes.
- EN 12420 – Copper and copper alloys – Forgings.
- CEN/TS 13388 – Copper alloy tube standards complementing EN 12449.
These standards collectively ensure harmonized quality and compatibility across all copper alloy semi-finished and finished products in Europe.
Keywords: SIST EN 12449:2016/oprA1:2019, copper seamless tubes, copper alloy tubes, copper tube standards, European copper tubes, copper alloy composition, seamless round tubes, dimensional tolerances, copper alloy testing, pipe manufacturing standards, EN 12168, free machining copper alloys.
Standards Content (Sample)
SLOVENSKI STANDARD
01-marec-2019
Baker in bakrove zlitine - Nevarjene cevi z okroglim prerezom za splošno uporabo
Copper and copper alloys - Seamless, round tubes for general purposes
Kupfer und Kupferlegierungen - Nahtlose Rundrohre zur allgemeinen Verwendung
Cuivre et alliages de cuivre - Tubes ronds sans soudure pour usages généraux
Ta slovenski standard je istoveten z: EN 12449:2016/prA1
ICS:
23.040.15 Cevi iz neželeznih kovin Non-ferrous metal pipes
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 12449:2016
NORME EUROPÉENNE
EUROPÄISCHE NORM
prA1
January 2019
ICS 23.040.15; 77.120.30
English Version
Copper and copper alloys - Seamless, round tubes for
general purposes
Cuivre et alliages de cuivre - Tubes ronds sans soudure Kupfer und Kupferlegierungen - Nahtlose Rundrohre
pour usages généraux zur allgemeinen Verwendung
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 12449:2016. 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, Former Yugoslav Republic of Macedonia, France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania,
Luxembourg, Malta, Netherlands, Norway, Poland, Portugal, Romania, Serbia, Slovakia, Slovenia, Spain, Sweden, Switzerland,
Turkey and United Kingd
...
Frequently Asked Questions
SIST EN 12449:2016/oprA1:2019 is a draft published by the Slovenian Institute for Standardization (SIST). Its full title is "Copper and copper alloys - Seamless, round tubes for general purposes". This standard covers: 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 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.
SIST EN 12449:2016/oprA1:2019 is classified under the following ICS (International Classification for Standards) categories: 23.040.15 - Non-ferrous metal pipes; 77.150.30 - Copper products. The ICS classification helps identify the subject area and facilitates finding related standards.
SIST EN 12449:2016/oprA1:2019 has the following relationships with other standards: It is inter standard links to SIST EN 12449:2016+A1:2019, SIST EN 12449:2016. Understanding these relationships helps ensure you are using the most current and applicable version of the standard.
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