I.S. EN 723:2009
Current
The latest, up-to-date edition.
COPPER AND COPPER ALLOYS - COMBUSTION METHOD FOR DETERMINATION OF THE CARBON CONTENT ON THE INNER SURFACE OF COPPER TUBES OR FITTINGS
Hardcopy , PDF
English
01-01-2009
For Harmonized Standards, check the EU site to confirm that the Standard is cited in the Official Journal.
Only cited Standards give presumption of conformance to New Approach Directives/Regulations.
Foreword
1 Scope
2 Terms and definitions
3 Principle
4 Preparation of samples and test pieces
4.1 Preparatory procedures
4.1.1 General
4.1.2 Residual carbon content
4.1.3 Total carbon content
4.1.4 Potential carbon content
4.2 Preparation of samples
4.2.1 Tubes
4.2.2 Fittings
4.3 Cleaning of sample surfaces
4.3.1 Cleaning of inner surface of sample
4.3.2 Cleaning of outer surface of sample
4.4 Preparation of test pieces
4.4.1 Tubes
4.4.2 Fittings
5 Method for carbon content determination
5.1 General
5.2 Determination of the carbon content
5.3 Determination of the blank value
6 Expression of results
7 Calibration
8 Test report
Bibliography
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