BS 476-7-1997

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381C11BE5C244D3096003638DCEAEB82

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0.3

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24

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pdf

日期:

2013-6-23

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BRITISH STANDARD BS 476 :,Part 7 : 1997,ICS 13.220.50,NO COPYING WITHOUT BSI PERMISSION EXCEPT AS PERMITTED BY COPYRIGHT LAW,Fire tests on building,materials and structures,Part 7. Method of test to determine the,classification of the surface spread of,flame of products,Licensed Copy: AUB User, na, Wed Mar 28 03:34:58 GMT+00:00 2007, Uncontrolled Copy, (c) BSI,This British Standard, having,been prepared under the,direction of the Consumer,Products and Services Sector,Board, was published under the,authority of the Standards Board,and comes into effect on,15 January 1997,ó BSI 1997,First published as BS 476,December 1932,Second edition July 1953,First published as BS 476 : Part 7,February 1971,Second edition June 1987,Third edition January 1997,The following BSI references,relate to the work on this,standard:,Committee reference FSH/21,Draft for comment 94/307806 DC,ISBN 0 580 26298 7,BS 476 : Part 7 : 1997,Amendments issued since publication,Amd. No. Date Text affected,Committees responsible for this,British Standard,The preparation of this British Standard was entrusted by Technical Committee,FSH/21, Reaction to fire tests, upon which the following bodies were represented:,Association of Building Component Manufacturers,Association of Roof Light Manufacturers,Autoclaved Aerated Concrete Products Association,British Carpet Manufacturers Association Ltd.,British Iron and Steel Producers Association,British Plastics Federation,British Railways Board,British Resilient Flooring Manufacturers Association,British Rigid Urethane Foam Manufacturers' Association,British Wood Preserving and Damp-proofing Association,Chemical Industries Association,Chief and Assistant Chief Fire Officers Association,Department of Health,Department of the Environment (Building Research Establishment),Department of the Environment (Property and Buildings Directorate),Department of the Environment for Northern Ireland,Eurisol (UK Mineral Wool Association),European Phenolic Foam Association,Fibre Cement Manufacturers Association Limited,Flat Glass Manufacturers' Association,GAMBICA (BEAMA Ltd.),Gypsum Products Development Association,Home Office,Institute of Fire Safety,Institution of Fire Engineers,London Fire and Civil Defence Authority,Loss Prevention Council,National Council of Building Material Producers,National GRP Construction and Engineering Federation,Polyethylene Foam Insulation Association,Queen Mary and Westfield College,RAPRA Technology Ltd.,Specialist Ceilings and Interiors Association Ltd.,Thermal Insulation Manufacturers and Suppliers Association (TIMSA),Timber Research and Development Association,Warrington Fire Research Centre,Wood Panel Industries Federation,Wood Wool Slab Manufacturers Association,Co-opted members,The following bodies were also represented in the drafting of the standard, through,subcommittees and panels:,British Textile Technology Group,University of Edinburgh,Licensed Copy: AUB User, na, Wed Mar 28 03:34:58 GMT+00:00 2007, Uncontrolled Copy, (c) BSI,BS 476 : Part 7 : 1997,ó BSI 1997 i,Contents,Page,Foreword ii,Method,1 Scope 1,2 Normative references 1,3 Definitions 1,4 Suitability of a product for testing 2,5 Test specimens 2,6 Apparatus 3,7 Ancillary equipment 11,8 Calibration 12,9 Test procedure 13,10 Recording of results 14,11 Classification of results 14,12 Report 15,Annexes,A (informative) Guidance for operators 16,B (informative) Effect of thermal characteristics on the performance of,assemblies 16,C (informative) Validation of test method 17,Tables,1 Irradiance along horizontal reference line on the calibration board 13,2 Classification of spread of flame 15,Figures,1 General arrangement of a typical apparatus 5,2 Typical design of specimen holder 6,3 Position of specimen holder in relation to radiation panel 8,4 Position of pilot burner in relation to surface of specimen 9,5 Typical diagrammatic arrangement of gas and air supply 10,6 Calibration board 12,7 Reference lines to assist surface spread of flame classification 14,List of references Inside back cover,Licensed Copy: AUB User, na, Wed Mar 28 03:34:58 GMT+00:00 2007, Uncontrolled Copy, (c) BSI,ii ó BSI 1997,BS 476 : Part 7 : 1997,Foreword,This Part of BS 476 has been prepared by Technical Committee FSH/21. It supersedes,BS 476 : Part 7 : 1987, which is withdrawn, but both the 1971 and 1987 editions will still,be made available on request since they are referred to in building regulations and,other legislative documents.,NOTE. Upon publication of BS 476 : Part 7 : 1996, BSI Customer Services Department will respond to,purchase orders for BS 476 : Part 7 by supplying the 1996 edition. Copies of the 1987 ……

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