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
Access your standards online with a subscription
Features
-
Simple online access to standards, technical information and regulations.
-
Critical updates of standards and customisable alerts and notifications.
-
Multi-user online standards collection: secure, flexible and cost effective.