ONORM EN 1254-5 : 1998

Foreword
1 Scope
2 Normative references
3 Definitions
    3.1 plumbing fitting
    3.2 capillary end
    3.3 reducer (short end for capillary brazing to
          copper tubes)
    3.4 adaptor fitting
    3.5 nominal diameter
4 Requirements
    4.1 General
    4.2 Materials
    4.3 Dimensions and tolerances
    4.4 Design and manufacture
    4.5 Production test requirements
    4.6 Type test requirements
5 Test methods
    5.1 Assembly dimensions
    5.2 Leaktightness under internal hydrostatic
          pressure
    5.3 Pressure test
    5.4 Carbon in bore tests
    5.5 Dezincification resistance test
    5.6 Stress corrosion resistance test
6 Designation
7 Marking
    7.1 General
    7.2 Dezincification resistant copper-zinc alloys
8 Documentation
    8.1 Declaration of conformity
    8.2 User instructions
Annex A (normative) Carbon film test
Annex B (normative) Determination of mean depth of
          dezincification
Annex C (informative) Bibliography

Defines materials, assembly dimensions and tolerances and test requirements for fittings of copper and copper alloys with or without plating. Also defines maximum permissible temperatures and pressures and defines connection end dimensions of short cup ends suitable for brazing only, in order to join copper tubes defined in EN 1057.