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AS 1530.4:2014


Methods for fire tests on building materials, components and structures, Part 4: Fire-resistance tests for elements of construction

Sets out test procedures and criteria for the determination of fire-resistance of elements of building construction.
Published: 10/12/2014
Pages: 154
Table of contents
Cited references
Content history
Table of contents
About this publication
1 Scope and general
1.1 Scope
1.2 Objective
1.3 Principle
1.4 Application
1.5 Normative references
1.6 Definitions
1.7 Linear dimensions
1.8 Uncertainty of measurement of fire resistance
1.9 Safety precautions
2 General requirements
2.1 Furnace linings
2.2 Measurement of temperature
2.2.1 Thermocouples
2.2.2 Furnace temperature measurement General Number and location of thermocouples Thermocouple arrangement
2.2.3 Measurement of temperature on elements providing a separating function Thermocouples Attachment of thermocouples Positioning of the thermocouples Roving thermocouples
2.2.4 Thermocouples for structurally critical temperatures
2.3 Measurement of pressure
2.4 Measurement of time
2.5 Measurement of deflection
2.6 Measurement of received total heat flux
2.6.1 General
2.6.2 Positioning of heat flux meter
2.6.3 Procedure General Specific locations Measurement data
2.7 Measurement of integrity
2.7.1 Cotton pad
2.7.2 Gap gauges
2.8 Accuracy of measuring equipment
2.9 Test specimen
2.9.1 Verification
2.9.2 Size
2.9.3 Form and composition
2.9.4 Properties of materials
2.9.5 Conditioning
2.9.6 Specimen clearances inside the furnace
2.9.7 Specimen orientation
2.10 Loading and restraint
2.10.1 General
2.10.2 Determination of test load
2.10.3 Application of restraint
2.11 Test procedure
2.11.1 Standard heating conditions
2.11.2 Control of furnace temperature Measurement Accuracy of control
2.11.3 Furnace pressure differential General Vertical elements Horizontal elements
2.11.4 Deviation from required test condition
2.11.5 Ambient laboratory temperature conditions
2.11.6 Duration of test
2.12 Measurements, observations and records
2.12.1 General
2.12.2 Structural adequacy
2.12.3 Integrity
2.12.4 Insulation
2.12.5 Structurally critical temperatures
2.12.6 Additional observations
2.12.7 Computation of radiant heat reflux
2.13 Criteria of failure
2.13.1 Structural adequacy (loadbearing capacity)
2.13.2 Integrity General Cotton pad Gap gauges Flaming
2.13.3 Insulation
2.13.4 Radiation
2.14 Test results
2.15 Fire resistance level (FRL)
2.16 Reporting results
2.16.1 General
2.16.2 Test report
2.16.3 Regulatory information report
2.16.4 Test certificate
3 Walls—vertical separating elements
3.1 General
3.1.1 Application
3.1.2 Vertical separating elements
3.2 Test specimen
3.2.1 General
3.2.2 Size
3.2.3 Construction Configuration Prefabricated walls Masonry walls Framed walls
3.3 Instrumentation
3.3.1 Measurement of temperature General Average temperature measurement Maximum temperature—General Maximum temperature—Loadbearing Maximum temperature—Non-loadbearing Inside wall temperatures
3.3.2 Measurement of deflection General Measurement of horizontal deflection—Both loadbearing and non-loadbearing Measurement of vertical deflection—Loadbearing only
3.4 Loading
3.4.1 General
3.4.2 Vertical load
3.4.3 Method of loading
3.4.4 Loading frame
3.4.5 Loading system
3.5 Specimen orientation
3.5.1 Fire resistance from either direction
3.5.2 Fire resistance from one direction
3.6 Measurements and observations
3.7 Criteria of failure
3.8 Determination of fire resistance
3.9 Permissible variations to the tested specimen
4 Floors, roofs and ceilings horizontal separating elements
4.1 General
4.1.1 Application
4.1.2 Horizontal separating elements
4.2 Types of horizontal separating elements
4.3 Test specimen
4.3.1 General
4.3.2 Size
4.3.3 Floor systems
4.3.4 Floor-ceiling systems
4.3.5 Roof systems
4.3.6 Roof-ceiling systems
4.3.7 Ceiling systems
4.3.8 Ceiling systems for resistance to the incipient spread of fire
4.3.9 Ceiling systems for protection of structural members
4.3.10 Construction General Ceilings Ceiling systems providing resistance to incipient spread of fire Ceiling systems providing protection of structural members
4.4 Instrumentation
4.4.1 Measurement of temperature
4.4.2 Temperature measurement of the unexposed specimen surface General Thermocouples for measuring the average temperature rise Thermocouples for measuring the maximum temperature rise
4.4.3 Temperature measurement of structural elements Reinforced or prestressed concrete elements Beams, joists, girders or truss elements
4.4.4 Temperature measurement for resistance to incipient spread of fire Ceilings required to have resistance to incipient spread of fire Penetrations in ceiling membranes of floor/ceiling and roof/ceiling systems when tested unloaded
4.4.5 Measurement of deflection
4.5 Loading
4.5.1 Loading of suspension devices
4.5.2 Load distribution
4.6 Restraint
4.6.1 General
4.6.2 Horizontal separating elements
4.6.3 Simply supported constructions
4.6.4 Sealing of gaps
4.7 Specimen orientation
4.8 Measurements and observations
4.9 Criteria of failure
4.9.1 General
4.9.2 Ceiling penetrations
4.10 Determination of fire resistance
4.11 Test results
4.12 Permissible variation to the tested specimen
4.12.1 General
4.12.2 Self-supporting ceilings Size Fixtures
4.12.3 Suspended ceilings Size Fixtures
4.12.4 Ceiling for protection of structural members Size Fixtures
4.13 Test report
5 Columns
5.1 General
5.2 Test specimen size
5.3 Instrumentation
5.3.1 Thermocouples for structurally critical temperatures
5.3.2 Deflection measurement
5.4 Loading and restraint
5.4.1 Axial loading
5.4.2 Loading of specimens subject to temperature-measurement procedures
5.5 Test procedure
5.6 Observations
5.6.1 Displacement
5.6.2 Structurally critical temperatures
5.7 Criteria of failure
5.8 Fire resistance
5.9 Test report
5.10 Permissible variations to the tested specimen
6 Beams, girders and trusses
6.1 General
6.2 Test specimen
6.2.1 Size
6.2.2 Beams to be incorporated in concrete roof or floor systems
6.3 Instrumentation
6.3.1 Thermocouples for structurally critical temperatures General Steel elements Reinforced and prestressed concrete elements Elements other than steel or concrete
6.3.2 Deflection measurement
6.4 Loading and restraint
6.4.1 General
6.4.2 Loading Beams to be incorporated in concrete roof or floor systems Loading of specimens subject to temperature-measurement procedures
6.5 Test procedure
6.6 Observations
6.6.1 Structurally critical temperatures
6.6.2 Deflection
6.7 Criteria of failure—Structural adequacy
6.8 Fire resistance
6.9 Test report
6.10 Permissible variations to the tested specimen
7 Doorsets and shutter assemblies
7.1 General
7.2 Test specimen
7.2.1 General
7.2.2 Number of specimens Side-hung doors Sliding doorsets and shutters Vision panel
7.2.3 Size
7.2.4 Installation
7.2.5 Function
7.2.6 Clearance gap measurements
7.2.7 Final setting
7.3 Instrumentation
7.3.1 Heat flux meter
7.3.2 Thermocouples General Non-insulated Average temperature Maximum temperature Positioning of thermocouples
7.3.3 Deflection-measuring equipment
7.4 Test procedure
7.4.1 General
7.4.2 Roving thermocouple
7.4.3 Monitoring for integrity
7.5 Observations
7.5.1 Average temperature of unexposed face of door leaf or shutter
7.5.2 Maximum temperature of unexposed face of leaf or shutter or side panels/over-panels
7.5.3 Maximum temperature of unexposed face of frame
7.5.4 Maximum temperature of unexposed face of surrounding element
7.5.5 Cracks and openings
7.5.6 Deflections
7.5.7 Disengagement of the latching mechanism
7.5.8 Heat flux measurements
7.6 Criteria of failure
7.6.1 General
7.6.2 Integrity Determination Side-hung doorsets Radiation
7.6.3 Insulation General Mean temperature rise (temperature on unexposed face of specimen) Maximum temperature rise
7.7 Determination of fire resistance
7.8 Test report
7.9 Permissible variations to the tested specimen
7.9.1 General
7.9.2 Decrease in size of opening
7.9.3 Door leaf
7.9.4 Door frame
7.9.5 Wall of masonry or concrete construction
7.9.6 Fixings
7.9.7 Hardware
7.9.8 Shutters
8 Uninsulated glazing
8.1 General
8.2 Test specimen
8.2.1 General
8.2.2 Size of specimen
8.2.3 Specimen orientation General Horizontal or inclined specimens
8.2.4 Test construction Specimen holder Other instances Test specimen
8.2.5 Installation of the specimen Specimen holder Connections, fixings and junction Restraint
8.3 Instrumentation
8.3.1 Heat flux meter
8.3.2 Deflection measurement
8.4 Test procedure
8.5 Criteria of failure
8.6 Determination of fire resistance
8.7 Test report
8.8 Permissible variations to the tested specimen
9 Air ducts
9.1 General
9.2 Test specimen
9.2.1 Length
9.2.2 Cross-section
9.2.3 Construction
9.2.4 Mounting
9.3 Position of thermocouples
9.3.1 External fire testing Internal duct surface temperatures Air temperatures inside the duct
9.3.2 Internal fire testing Gas temperatures inside the duct Unexposed side temperature measurement
9.4 Procedure
9.4.1 External fire testing
9.4.2 Internal fire testing
9.5 Observations
9.5.1 Structural adequacy
9.5.2 Integrity
9.5.3 Temperatures
9.5.4 Cross-sectional area
9.6 Criteria of failure
9.6.1 Structural adequacy
9.6.2 Integrity
9.6.3 Insulation
9.7 Determination of fire resistance
9.8 Test report
9.9 Permissible variations to the tested specimen
10 Service penetrations and control joints
10.1 General
10.2 Test limitations
10.3 Purpose of test
10.4 Test specimen
10.4.1 General
10.4.2 Size
10.4.3 Test mounting General Vertical elements Horizontal elements
10.4.4 Supporting construction
10.4.5 Service end conditions
10.4.6 Electrical and communication systems General Electrical and communication cables Conduits Busbars and busways Optical fibres
10.5 Positioning of thermocouples
10.5.1 Unexposed face thermocouples
10.5.2 Multiple penetration systems
10.5.3 Control joints
10.6 Integrity
10.7 Insulation
10.7.1 General
10.7.2 Cable penetrations
10.8 Test procedure
10.8.1 General
10.8.2 Pressure conditions
10.8.3 Integrity
10.8.4 Insulation
10.8.5 Additional observations
10.9 Criteria of failure
10.9.1 Penetrated element
10.9.2 Penetrating services and control joints Integrity Insulation
10.9.3 Multiple penetrations
10.10 Determination of fire resistance
10.11 Test report
10.12 Permissible variations to the tested specimen
10.12.1 General
10.12.2 Separating elements
10.12.3 Metal pipes Sealing systems tested using standard configurations Sealing systems tested not using standard configurations Shape and size of openings for penetration seals Insulated (lagged) metal pipes Alternative pipe materials
10.12.4 Electrical and communication cables
10.12.5 Plastics pipes General Services not perpendicular to the fire separation
10.12.6 Control joints
11 Fire damper and air transfer grille assemblies in ducts
11.1 General
11.2 Test method
11.2.1 General
11.2.2 Principle of the test
11.3 Apparatus
11.3.1 General
11.3.2 Connecting duct
11.3.3 Flow-measuring station
11.3.4 Exhaust fan system
11.3.5 Instrumentation for measuring and recording the furnace temperature
11.3.6 Instrumentation for measuring and recording surface temperature
11.3.7 Instrumentation for measuring pressure differential between the furnace and the connecting duct
11.3.8 Gap gauges and cotton pad
11.4 Test construction
11.4.1 General
11.4.2 Side to be tested
11.4.3 Dampers installed in both walls and floors
11.4.4 Dampers installed within a structural opening
11.4.5 Dampers mounted onto face of wall or floor
11.4.6 Dampers remote from wall or floor Within the furnace Outside the furnace
11.4.7 Minimum separation between dampers
11.4.8 Thermal release mechanism
11.4.9 Size of specimen
11.4.10 Specimen installation
11.5 Tests
11.5.1 Determination of background leakage of connecting duct and measuring station
11.5.2 Combined fire and leakage test Test set-up During the test
11.6 Criteria of failure
11.6.1 Penetrated element
11.6.2 Damper assembly Integrity Insulation Leakage
11.7 Determination of fire resistance
11.8 Test report
11.9 Permissible variations to the tested specimen
11.9.1 Size of fire damper
11.9.2 Fire dampers installed within structural openings
11.9.3 Fire dampers mounted onto the face of a wall or floor
11.9.4 Fire dampers remote from a wall or floor
11.9.5 Damper separation
11.9.6 Supporting constructions
11.9.7 Test construction
12 Critical services
12.1 General
12.2 Test specimen
12.3 Apparatus and instrumentation
12.4 Principle
12.5 Procedure
12.6 Criteria of failure
12.7 Reporting of results
12.8 Permissible variations to the tested specimen
Appendix A
A1 Scope
A2 General
A3 Intensity of radiant heat flux
A4 Configuration factor
A5 Estimating safe distance
Appendix B
B1 Scope
B2 Alternative heating regimes
B3 Additional measurements
B4 Supplementary test methods
B5 Hydrocarbon curve
B5.1 General
B5.2 Expression of temperature-time curve
B5.3 Furnace control tolerances
B5.4 Expression of results
B6 Slow heating establishment phase fire
B6.1 General
B6.2 Expression of temperature-time curve—Slow-heating establishment phase fire for barrier systems
B6.3 Furnace control tolerances
B6.4 Expression of results
B7 Test procedure for elements exposed to radiant heat
B7.1 General
B7.2 General description of the apparatus
B7.3 Instrumentation
B7.3.1 Furnace temperature measurements
B7.3.2 Furnace pressure measurements
B7.3.3 Specimen temperatures
B7.3.4 Radiant heat flux
B7.3.5 Radiant panel thermocouple
B7.4 Test procedure
B7.4.1 Pre-test set-up
B7.4.2 Specimen exposure
B7.4.3 Observations
B7.4.4 Exposure conditions
B7.4.5 Performance criteria
B7.4.6 Reporting
B7.4.7 Expression of results
B8 Radiant heat exposure measurements during fire resistance tests
B9 Furnace plate thermometer measurements for compatibility with ISO 834 series
B9.1 General
B9.2 Furnace plate thermometer
B10 Furnace plate thermometer positions
B11 Pilot fire test for fire doors
Appendix C
C1 Internal thermocouples
C1.1 General
C1.2 Specification
C1.3 Fixing methods and positioning
C2 Unexposed face thermocouples
C2.1 Positioning
C2.1.1 Flat surfaces
C2.1.2 Irregular surfaces
C2.1.3 Small features
C2.2 Fixing to specific materials
C2.2.1 General
C2.2.2 Steel
C2.2.3 Mineral wool
C2.2.4 Mineral fibre spray
C2.2.5 Vermiculite/cement type spray
C2.2.6 Boards of fibrous or mineral aggregate composition
C2.2.7 Timber
C2.2.8 Surfaces with applied finishes
C2.2.9 Surfaces subject to swelling
Appendix D
D1 Group A cable configurations for evaluation of PVC-insulated power cables
D2 Group B cable configuration for evaluation of large bundles of telecommunication cables
Appendix E
Appendix F
F1 Testing in advance
F2 Compatibility between the doorset and the wall
F3 Pilot tests
Cited references in this standard
Methods for fire tests on building materials, components and structures, Part 1: Combustibility test for materials (ISO 1182:2020, NEQ)
Components for the protection of openings in fire-resistant walls, Part 1: Fire-resistant doorsets
Components for the protection of openings in fire-resistant walls, Part 2: Fire-resistant roller shutters
Electrical installations — Wiring systems for specific applications
Components for the protection of openings in fire-resistant separating elements, Part 1: Service penetrations and control joints
Content history
DR AS 1530.4
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