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GB 8624: Fire Test to Building material– Classification

Zoom  Zoom Issue Date:2011-07-15   Source:Firetc   Browse:8354
GB 8624, The Classification for burning behavior rule of building material and interior material used in specific in China, evaluation of burning behavior for material, guidance of fire safety design, supervision of fire safety, the implementation of fire

Fire test center will provide Chinese Standard GB 8624 Fire Test to Building Material

GB 8624-2006: Classification for burning behavior of building materials and products

GB 8624 Fire Test to Building material and products - Standard Brief
The Classification for burning behavior rule of building material and interior material used in specific in China, evaluation of burning behavior for material, guidance of fire safety design, supervision of fire safety, the implementation of fire protection design played an important role, resulting in social and economic benefits.

GB 8624 Fire Test to Building material and products - Products Scope
Construction excluding Flooring
Classification:
A1,A2, B,C,D,E,F
Class F: Test according GB/T 8626 and fail to meet the Class E
Class E: Pass the test according the GB/T 8626
Class D,C,B: Pass the test according GB/T 8626 and GB/T 20284
Class A2: Pass the test according GB/T 20284 and GB/T 14402 or GB/T 5464
Class A1: Pass the test according GB/T 14402 and GB/T 5464
Floorings
Classification
A1fl ,A2fl ,Bfl,Cfl,
Dfl,Efl,Ffl
Class Ffl: According GB/T 8626 to test and fail to meet Class Efl
Class Efl: Pass the test specified according to GB/T 8626
Class Dfl,Cfl,Bfl: Pass the test according to GB/T 8626 and GB/T 11785
Class A2fl: Pass the test according GB/T 11785 and GB/T 14402 or GB/T 5464
Class A1fl: Pass the test according GB/T 14402 and GB/T 5464

GB 8624 Fire Test to Building material and products - Reference Standard
> GB/T 5464Non-combustibility test method of building materials
> GB/T 5907Fundamental terminology of fire protectionmod ISO 13943
> GB/T 8626Test method of flammability for building materials
> GB/T 11785Reaction to fire tests for floorings—Determination of the burning behaviour using a radiant heat sourceidt ISO 9239-1
> GB/T 14402Reaction to fire tests for building materials and products - Determination of the heat of combustion (neq ISO 1716)
> GB/T 20285Toxic classification of fire effluents hazard for materials
> GB/T 20284Single burning item test for building materials and productsSBI (idt EN 13823)
> EN 13238Reaction to Fire Tests for Building Products - Conditioning Procedures and General Rules for Selection of Substrates

GB 8624 Fire Test to Building material and products – Similar standard
> EN ISO 11925-2: Reaction to fire tests – Ignitability of building products subjected to direct impingement of flame – Part 2: Single-flame source test
> EN 13501-1: Fire classification of construction products and building elements- Part1: Classification using data from reaction to fire tests
> NF P 92 - 501: Safety against fire - Building materials - Reaction to fire tests - Radiation test used for rigid materials. or for materials on rigid substrates (flooring and finishes) of all thicknesses. and for flexible materials thicker that 5 mm (M classification: M1, M2, M3, M4)
> NF P 92 - 503: Safety against fire - Building materials – Reaction to fire tests. Electrical burner test used for flexible materials (M classification: M1, M2, M3, M4)
> BS 476: Fire tests on building materials and structures
> GB 8624: Classification for burning behavior of building materials and products
> GB 20286: Requirements and mark on burning behavior of fire retarding products and subassemblies in public place

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