ONORM EN 12898 : 2001
Withdrawn
A Withdrawn Standard is one, which is removed from sale, and its unique number can no longer be used. The Standard can be withdrawn and not replaced, or it can be withdrawn and replaced by a Standard with a different number.
A Withdrawn Standard is one, which is removed from sale, and its unique number can no longer be used. The Standard can be withdrawn and not replaced, or it can be withdrawn and replaced by a Standard with a different number.
GLASS IN BUILDING - DETERMINATION OF THE EMISSIVITY
15-06-2019
12-01-2013
Foreword
1 Scope
2 Symbols
3 Terms and definitions
4 Brief outline of the procedure to determine
corrected emissivity
5 Spectral normal reflectance and transmittance
measurements
6 Calculation of total normal reflectance, corrected
emissivity and total normal transmittance
7 Diffuse reflectance measurements
8 Test report
Annex A (normative) Tables for determining total normal
reflectance and total corrected emissivity
Annex B (informative) Procedures to improve the accuracy
of spectral normal reflectance measurements
Bibliography
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