NEN EN 1859 : 2009 + A1 2013
Current
The latest, up-to-date edition.
Foreword
1 Scope
2 Normative references
3 Definitions
4 Test methods for metal chimney products
4.1 Compressive strength
4.2 Tensile strength
4.3 Lateral strength
4.4 Gas tightness
4.5 Thermal performance test
4.6 Thermal resistance
4.7 Water vapour diffusion resistance
4.8 Condensate resistance test
4.9 Rainwater resistance
4.10 Terminal flow resistance
4.11 Aerodynamic behaviour of terminal under
wind conditions
4.12 Flow resistance of fittings
5 Test report
ANNEXES
A (normative) Method for measuring ambient temperature
B (normative) Method for hot gas temperature
measurements
C (normative) Method for metal surface temperature
measurements
D (normative) Method for combustible wood surface
temperature measurements
E (normative) Locations of thermocouples for surface
temperature measurements
F (normative) Simplified calculation of thermal
resistance for circular flues
G (normative) Finite difference equation of thermal
resistance for circular flues
H (informative) Method for applying an evenly
distributed load (horizontal)
I (informative) Possible test sequence
J (informative) Techniques for flue gas volume flow
measurements
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