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NEN EN 12452 : 2012

Current

Current

The latest, up-to-date edition.

COPPER AND COPPER ALLOYS - ROLLED, FINNED, SEAMLESS TUBES FOR HEAT EXCHANGERS

Published date

01-12-2013

Foreword
1 Scope
2 Normative references
3 Definitions
4 Designations
      4.1 Material
      4.2 Material condition
      4.3 Product
5 Ordering information
6 Requirements
      6.1 Composition
      6.2 Mechanical properties
      6.3 Dimensions and tolerances
      6.4 Tolerances of form
      6.5 Surface quality
      6.6 Technological requirements
7 Sampling
      7.1 General
      7.2 Analysis
      7.3 Mechanical tests
8 Test methods
      8.1 Analysis
      8.2 Tensile test
      8.3 Hardness test
      8.4 Technological tests
      8.5 Freedom from defects tests
      8.6 Retests
      8.7 Rounding of results
9 Declaration of conformity and inspection documentation
      9.1 Declaration of conformity
      9.2 Inspection documentation
10 Marking, packaging, labelling
Table 1 - Composition of copper and copper alloys
Table 2 - Mechanical properties of copper and copper alloy
          tubes before finning
Table 3 - Tolerances on outside diameter
Table 4 - Tolerances on length
Table 5 - Tolerances on fin pitch
Table 6 - Sampling rate
Annex A (informative) Bibliography
Annex B (normative) Freedom from defects tests
Annex ZA (informative) Clauses of this European Standard
                       addressing essential requirements or
                       other provisions of EU Directives

Defines the composition, property requirements and tolerances on dimensions and form for rolled, finned, seamless copper and copper alloy tubes for heat exchangers supplied in the size range from 6 mm up to and including 35 mm outside diameter and from 1 mm up to and including 3 mm wall thickness of the unfinned section with fin height up to and including 1,5 mm.

DocumentType
Standard
PublisherName
Netherlands Standards
Status
Current

Standards Relationship
EN 12452:2012 Identical
BS EN 12452:2012 Identical
DIN EN 12452:2012-08 Identical
UNE-EN 12452:2013 Identical
I.S. EN 12452:2012 Identical
UNI EN 12452 : 2012 Identical

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