UNI EN 13371 : 2003

Foreword
1 Scope
2 Normative references
3 Terms and definitions
4 General requirements
   4.1 Design and construction
   4.2 Materials
5 Prototype tests
   5.1 General
   5.2 Inspection
        5.2.1 Design verification
        5.2.2 Dimension of the coupling
        5.2.3 Identification of material
        5.2.4 Cleanliness check
   5.3 Testing
        5.3.1 General
        5.3.2 Pressure test
        5.3.3 Leak tests
        5.3.4 Strength test
        5.3.5 Functional test
6 Cleaning and packaging
7 Marking
Annex ZA (informative) Clauses of this European Standard
         addressing essential requirements or other
         provisions of EU directives
Bibliography

Defines the minimum requirements for the design, testing and manufacture of couplings for cryogenic service to be used for temporary connecting of flexible hoses to cryogenic vessels at the following operating conditions: design temperature ranging from -270 degree C to +65 degree C; maximum nominal pressure: 80 bar; nominal size (DN) from 10 to 100.