UNI 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
09-07-2009
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
Describes a combustion method for determining the carbon content, if any, on the inner surface of tubes of copper or fittings of copper or copper alloys.
| Committee |
CT 26
|
| DocumentType |
Standard
|
| PublisherName |
Ente Nazionale Italiano di Unificazione (UNI)
|
| Status |
Current
|
| Supersedes |
| Standards | Relationship |
| UNE-EN 723:2010 | Identical |
| EN 723:2009 | Identical |
| I.S. EN 723:2009 | Identical |
| NEN EN 723 : 2009 | Identical |
| SN EN 723 : 2009 | Identical |
| NS EN 723 : 2009 | Identical |
| NBN EN 723 : 2009 | Identical |
| NF EN 723 : 2009 | Identical |
| BS EN 723:2009 | Identical |
| DIN EN 723:2009-07 | Identical |
| UNI 11342 : 2009 | COPPER AND COPPER ALLOYS - COMPOSITE, SEAMLESS COPPER-PE, TUBES FOR FLUID DISTRIBUTION |
| EN 1057:2006+A1:2010 | Copper and copper alloys - Seamless, round copper tubes for water and gas in sanitary and heating applications |
| EN 1173:2008 | Copper and copper alloys - Material condition designation |
| EN 13348:2016 | Copper and copper alloys - Seamless, round copper tubes for medical gases or vacuum |
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