NEN EN 1057 : 2006 + A1 2010
Current
The latest, up-to-date edition.
COPPER AND COPPER ALLOYS - SEAMLESS, ROUND COPPER TUBES FOR WATER AND GAS IN SANITARY AND HEATING APPLICATIONS
12-01-2013
Foreword
Introduction
1 Scope
2 Normative references
3 Definitions
3.1 Seamless round copper tube
3.2 Soldering and brazing
3.3 Welding
3.4 Braze welding
3.5 Mean diameter
3.6 Deviation from circular form
3.7 Deviation from concentricity
3.8 Production batch
4 Designations
4.1 Material
4.2 Material temper
4.3 Product
5 Ordering information
6 Requirements
6.1 Composition
6.2 Mechanical properties
6.3 Dimensions and tolerances
6.4 Freedom from defects
6.5 Surface quality
6.6 Bending
6.7 Drift expanding
6.8 Flanging
7 Sampling
8 Test methods
8.1 Analysis
8.2 Tensile Test
8.3 Hardness test
8.4 Carbon content test
8.5 Carbon film test
8.6 Bending test
8.7 Drift expanding test
8.8 Flanging test
8.9 Freedom from defects tests
8.10 Retests
9 Marking and form of delivery
9.1 Marking
9.2 Form of delivery
Annexes
A (normative) Standardized dimensions
B (normative) Carbon film test
C (normative) Freedom from defects tests
D (informative) Bibliography
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