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UNI EN 15655 : 2009
Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
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DUCTILE IRON PIPES, FITTINGS AND ACCESSORIES - INTERNAL POLYURETHANE LINING FOR PIPES AND FITTINGS - REQUIREMENTS AND TEST METHODS
11-08-2022
01-01-2009
Foreword
Introduction
1 Scope
2 Normative references
3 Terms and definitions
4 Ordering information
5 Technical Requirements
5.1 Surface preparation
5.2 Finished polyurethane lining
5.3 Pipe ends
5.4 Repairs
5.5 Marking
5.6 Non porosity
5.7 Hardness
5.8 Adhesion
6 Performance Requirements
6.1 Chemical resistance
6.2 Indirect Impact strength
6.3 Resistance to ovalization
6.4 Elongation at break
6.5 Specific lining resistance
6.6 Abrasion resistance (only for waste water application)
6.7 Light ageing
6.8 Materials in contact with water intended for human
consumption
7 Test Methods
7.1 Routine tests
7.2 Performance tests
Annex A (informative) Quality assurance
A.1 General
A.2 Performance test; DN grouping
A.3 Quality assessment system
Annex B (informative) Lining process and materials
B.1 Lining application process
B.2 Material properties
B.3 Field of use, characteristics of transported waters
Annex C (informative) Packaging
Bibliography
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