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  • BS 4735:1974

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    Superseded A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
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    Laboratory method of test for assessment of the horizontal burning characteristics of specimens no larger than 150 mm x 50 mm x 13 mm (nominal) of cellular plastics and cellular rubber materials when subjected to a small flame

    Available format(s):  Hardcopy, PDF

    Superseded date:  06-03-2006

    Language(s):  English

    Published date:  30-09-1974

    Publisher:  British Standards Institution

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    Table of Contents - (Show below) - (Hide below)

    Cooperating organizations
    Foreword
    Method
    1. Scope
    2. Reference
    3. General
    4. Apparatus
    5. Size, number and marking of test specimens
    6. Conditioning of specimens
    7. Test procedure
    8. Calculations
    9. Test report
    Figures
    1. Test chamber
    2. Details of flame and relative positions of burner
        wing top, specimen and specimen support
    3. Dimensions of specimen and specimen support
    4. Gauze holder

    Abstract - (Show below) - (Hide below)

    Describes a small-scale laboratory procedure for use in controlling manufacturing processes to ensure consistency of production. This method should not be used to assess potential fire hazard in use.

    General Product Information - (Show below) - (Hide below)

    Committee PRI/24
    Document Type Standard
    Publisher British Standards Institution
    Status Superseded
    Superseded By

    Standards Referenced By This Book - (Show below) - (Hide below)

    05/30121972 DC : DRAFT JUL 2005 BS 4841-2 - RIGID POLYURETHANE (PUR) AND POLYISOCYANURATE (PIR) PRODUCTS FOR BUILDING END-USE APPLICATIONS - PART 2: SPECIFICATION FOR LAMINATED INSULATION BOARDS FOR INTERNAL WALL LININGS AND CEILINGS
    BS 3837-1:1986 Expanded polystyrene boards Specification for boards manufactured from expandable beads
    BS 4841-2:1975 Rigid polyurethane (PUR) and polyisocyanurate (PIR) foam for building applications Laminated board for use as a wall and ceiling insulation
    BS 6203:2003 Guide to fire characteristics and fire performance of expanded polystyrene materials (EPS and XPS) used in building applications
    04/30115936 DC : DRAFT NOV 2004 BS PL 9 - FIBROUS POLYAMIDE MATERIAL FOR USE AS AN EXPLOSION SUPPRESSANT AND AS A BAFFLE MATERIAL IN AIRCRAFT FUEL TANKS - TEST METHOD
    BS 1566-2:1984 Copper indirect cylinders for domestic purposes Specification for single feed indirect cylinders
    05/30121961 DC : DRAFT JUL 2005 BS 4841-3 - RIGID POLYURETHANE (PUR) AND POLYISOCYANURATE (PIR) PRODUCTS FOR BUILDING AND END-USE APPLICATIONS - PART 3: SPECIFICATION FOR LAMINATED INSULATION BOARDS (ROOFBOARDS) WITH AUTO-ADHESIVELY BONDED FACINGS FOR USE AS ROOFBOARD THERMAL INSULATION FOR BUILT-UP ROOFS UNDER BITUMENISED ROOFING MEMBRANES
    BS 5241-2:1991 Rigid polyurethane (PUR) and polyisocyanurate (PIR) foam when dispensed or sprayed on a construction site Specification for dispensed foam for thermal insulation or buoyancy applications
    I.S. EN ISO 5999:2013 FLEXIBLE CELLULAR POLYMERIC MATERIALS - POLYURETHANE FOAM FOR LOAD-BEARING APPLICATIONS EXCLUDING CARPET UNDERLAY - SPECIFICATION (ISO 5999:2013)
    UNI EN ISO 5999 : 2013 FLEXIBLE CELLULAR POLYMERIC MATERIALS - POLYURETHANE FOAM FOR LOAD-BEARING APPLICATIONS EXCLUDING CARPET UNDERLAY - SPECIFICATION
    BS 4841-1:1993 Rigid polyurethane (PUR) and polyisocyanurate (PIR) foam for building applications Specification for laminated board for general purposes
    BS 5608:1993 Specification for preformed rigid polyurethane (PUR) and polyisocyanurate (PIR) foams for thermal insulation of pipework and equipment
    BS 5241-1:1994 Rigid polyurethane (PUR) and polyisocyanurate (PIR) foam when dispensed or sprayed on a construction site Specification for sprayed foam thermal insulation applied externally
    BS 7457:1994 Specification for polyurethane (PUR) foam systems suitable for stabilization and thermal insulation of cavity walls with masonry or concrete inner and outer leaves
    BS 4841-3:1994 Rigid polyurethane (PUR) and polyisocyanurate (PIR) foam for building applications Specification for two types of laminated board (roofboards) with auto-adhesively bonded reinforcing facings for use as roofboard thermal insulation for built-up roofs
    BS 4840-2:1994 Rigid polyurethane (PUR) foam in slab form Specification for PUR foam for use in refrigerator cabinets, cold rooms and stores
    BS 6586-1:1993 Rigid polyurethane (PUR) foam produced by the press injection method Specification for PUR foam for insulated panels for transport containers and insulated vehicles bodies
    BS 3198:1981 Specification for copper hot water storage combination units for domestic purposes
    05/30124175 DC : DRAFT JUL 2005 BS 4841-4 - RIGID POLYURETHANE (PUR) AND POLYISOCYANURATE (PIR) PRODUCTS FOR BUILDING AND END-USE APPLICATIONS - PART 4: SPECIFICATION FOR LAMINATED INSULATION BOARDS (FLOORBOARDS) WITH AUTO-ADHESIVELY BONDED FACINGS FOR USE AS ROOFBOARD THERMAL INSULATION COVERED BY SINGLE-PLY NON-BITUMINISED ROOFING MEMBRANES
    BS PL 9:2005 Fibrous polyamide material for use as an explosion suppressant and as a baffle material in aircraft fuel tanks. Test methods
    BS 3837-2:1990 Expanded polystyrene boards Specification for extruded boards
    05/30124996 DC : DRAFT JUL 2005 BS 4841-5 - RIGID POLYURETHANE (PUR) AND POLYISOCYANURATE (PIR) PRODUCTS FOR BUILDING END-USE APPLICATIONS - PART 5: SPECIFICATION FOR LAMINATED INSULATION BOARDS FOR PITCHED ROOFS
    05/30125016 DC : DRAFT JUL 2005 BS 4841-6 - RIGID POLYURETHANE (PUR) AND POLYISOCYANURATE (PIR) PRODUCTS FOR BUILDING END-USE APPLICATIONS - PART 6: SPECIFICATION FOR LAMINATED INSULATION BOARDS FOR FLOORS
    BS EN ISO 5999:2013 Flexible cellular polymeric materials. Polyurethane foam for load-bearing applications excluding carpet underlay. Specification
    ISO 5999:2013 Flexible cellular polymeric materials — Polyurethane foam for load-bearing applications excluding carpet underlay — Specification
    EN ISO 5999:2013 Flexible cellular polymeric materials - Polyurethane foam for load-bearing applications excluding carpet underlay - Specification (ISO 5999:2013)
    05/30121957 DC : DRAFT JUL 2005 BS 4841-1 - RIGID POLYURETHANE (PUR) AND POLYISOCYANURATE (PIR) PRODUCTS FOR BUILDING END-USE APPLICATIONS - PART 1: SPECIFICATION FOR LAMINATED INSULATION BOARDS FOR WALL CAVITIES
    BS 5617:1985 Specification for urea-formaldehyde (UF) foam systems suitable for thermal insulation of cavity walls with masonry or concrete inner and outer leaves
    BS 7523:1991 Specification for preformed cellular polyethylene (PE) materials for the thermal insulation of pipework
    DEFSTAN 07-247(PT1)/3(2009) : 2009 THE SELECTION OF MATERIALS ON THE BASIS OF THEIR FIRE CHARACTERISTICS - PART 1: SELECTION OF MATERIALS ON THE BASIS OF THEIR FIRE CHARACTERISTICS
    DEFSTAN 07-247(PT1)/2(2006) : 2006 THE SELECTION OF MATERIALS ON THE BASIS OF THEIR FIRE CHARACTERISTICS - PART 1: SELECTION OF MATERIALS ON THE BASIS OF THEIR FIRE CHARACTERISTICS
    DEFSTAN 02-803(PT1)/1(2000) : 2000 REQUIREMENTS FOR PLASTIC FOAM THERMAL INSULATION MATERIAL - PART 1: PLASTIC FOAM PRODUCTS, RIGID PLASTIC FOAM INSULATION SLABS, CUT AND MOULDED SECTIONS
    DIN EN ISO 5999:2013-12 FLEXIBLE CELLULAR POLYMERIC MATERIALS - POLYURETHANE FOAM FOR LOAD-BEARING APPLICATIONS EXCLUDING CARPET UNDERLAY - SPECIFICATION (ISO 5999:2013)
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