Foreword
Introduction
1 Scope
2 Normative references
3 Terms and definitions
4 Requirements
4.1 Mechanical characteristics
4.2 Fire behaviour
4.3 Acoustic properties
4.4 Water vapour permeability/water vapour resistance
(expressed as water vapour resistance factor) question
for the mandate
4.5 Thermal resistance (expressed as thermal conductivity)
4.6 Dangerous substances
4.7 Dimensions and tolerances
4.8 Additional requirements for gypsum fibre boards with
reduced surface water absorption types GF-W1 and
GF-W2
4.9 Additional requirements for gypsum fibre boards with
reduced water absorption rate type GF-H
4.10 Additional requirements for gypsum fibre boards with
enhanced density type GF-D
4.11 Additional requirements for gypsum fibre boards with
enhanced surface hardness type GF-I
4.12 Impact resistance
5 Test methods
5.1 Sampling
5.2 Determination of width
5.3 Determination of length
5.4 Determination of thickness
5.5 Determination of squareness
5.6 Determination of flexural strength (bending strength)
5.7 Determination of deflection under load
5.8 Determination of surface water absorption
5.9 Determination of total water absorption
5.10 Determination of density
5.11 Determination of surface hardness of the board
5.12 Determination of shear strength (strength of board/
substructure connection)
6 Evaluation of conformity
6.1 General
6.2 Initial type testing
6.3 Factory production control
7 Designation of gypsum fibre boards
8 Marking, labelling and packaging
Annex A (informative) - Sampling procedure for testing
Annex B (normative) - Mounting and fixing for testing
according to EN 13823 (SBI)
Annex ZA (informative) - Clauses of this European Standard
addressing the provisions of EU Construction
Products Directive
Bibliography