EN 12735-1:2016

European foreword
Introduction
1 Scope
2 Normative references
3 Terms and definitions
4 Designations
5 Ordering information
6 Requirements
7 Sampling
8 Test methods
9 Declaration of conformity and inspection documentation
10 Packaging, marking and form of delivery
Annex A (normative) - Marking durability test
Annex B (normative) - Freedom from defects test
Annex ZA (informative) - Relationship between this
         European Standard and the Essential
         Requirements of Directive 2014/68/EU aimed
         to be covered
Bibliography

This European Standard specifies the requirements, sampling, test methods and conditions of delivery for seamless round copper and copper alloy tubes used for refrigeration and air-conditioning piping systems (i.e. piping, connections and repairs).It is applicable to tubes with an outside diameter from 3 mm up to and including 219 mm.Tubes made of the copper-grade Cu-DHP are supplied in straight lengths in the material conditions hard or half-hard, or in coils in the annealed material condition.Tubes made of the alloy CuFe2P are supplied in straight length in the material conditions hard or annealed.