SN EN 12451 : 2012

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 Surface quality
      6.6 Technological requirements
7 Sampling
      7.1 General
      7.2 Analysis
      7.3 Mechanical tests and stress corrosion
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
Table 3 - Tolerances on diameter
Table 4 - Tolerances on length
Table 5 - Tolerances on squareness of cut
Table 6 - Sampling rate
Table 7 - Drill sizes for production of reference standard
          tubes
Annex A (informative) Bibliography
Annex B (normative) U-bend seamless copper and copper alloy
                    heat exchanger tubes
Annex ZA (informative) Clauses of this European Standard
                       addressing essential requirements or
                       other provisions of EU Directives