BS_8414-2-2020.pdf

BRITISH STANDARDBS8414-2:2020ContentsPageForewordi1Scope2Normative references13Terms and definitions4 Principle5 Test apparatus5.1 GeneralFigure 1-Schematic of test apparatus心5.2Structural steel test frame45.3Main test apparatus wall(main face)45.4Return wall(wing)45.5Combustion chamber45.6Timber crib heat source45.7Thermocouples4Figure 2-Location of thermocouples for a cladding test65.8 Early test termination reference line65.9Data acquisition system65.10Audio-visual equipment5.11Environmental test condition monitoring equipment5.12Timing device6 Test specimen6.1 General16.2 Dimensions and details of the test specimenConditioning68 Procedure88.1 Environmental test conditions88.2Data acquisition98.3Fuel source98.4Test observations98.5 Test duration98.6 Early test termination criteria99 Post-test examination910Test report10Annex A(normative)Timber crib source12Figure A.1-Side elevation and plan of the combustion chamber and position of crib(fire load)13Annex B(informative)An example of a structural steel test frame14Table B.1-Section details14Figure B.1-Example ofa steel test frame15Bibliography16Summary of pagesThis document comprises a front cover,and inside front cover,pages i to iv,pages 1 to 16,an inside back cover anda back cover.THE BRITISH STANDARDS INSTITUTION 2020-ALL RIGHTS RESERVED I