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Norm

ÖNORM EN 196-9

Issue date: 2004 01 01

Methods of testing cement - Part 9: Heat of hydration - Semi-adiabatic method

This European Standard describes a method of measuring the heat of hydration of cements by means of semi-adiabatic calorimetry, also known as the Langavant method. The a...
Withdrawn: 2010 05 01
§ Legal References
Publisher:
Austrian Standards International
Format:
Digital | 21 Pages
Language:
German | English
Currently valid:
This European Standard describes a method of measuring the heat of hydration of cements by means of semi-adiabatic calorimetry, also known as the Langavant method. The aim of the test is the continuous measurement of the heat of hydration of cement during the first few days. The heat of hydration is expressed in joules per gram of cement. This standard is applicable to all cements and hydraulic binders, whatever their chemical composition, with the exception of quick-setting cements. NOTE 1 An alternative procedure, called the solution method, is described in EN 196-8. Either procedure can be used independently. NOTE 2 It has been demonstrated that the best correlation between the two methods is obtained at 41 h for the semi-adiabatic method (EN 196-9) compared with 7 days for the heat of solution method (EN 196-8).
ÖNORM EN 196-9
2010 05 01
Methods of testing cement - Part 9: Heat of hydration - Semi-adiabatic method
Norm
ÖNORM EN 196-9
2004 01 01
Methods of testing cement - Part 9: Heat of hydration - Semi-adiabatic method
Norm
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Norm
ÖNORM EN 196-9
Issue date : 2010 05 01
Methods of testing cement - Part 9: Heat of hydration - Semi-adiabatic method