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Home   Construction materials   GB 8624-2012 Classification for burning behavior of building products£¨Chinese Standard£©
 

GB 8624-2012 Classification for burning behavior of building products£¨Chinese Standard£©

GB 8624-2012 Classification for burning behavior of building products£¨Chinese Standard£©
GB 8624-2012: Classification for burning behavior of building materials and products.
GB 8624-2012 Class A;Class B1;Class B2;Class B3

 
GB 8624-2012 Classification for burning behavior of building 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 8624-2012 Classification for burning behavior of building products - Classification

Construction excluding Flooring Classification: GB8624 A,B1,B2,B3
Class A(Class A1): Pass the test according GB/T 14402 and GB/T 5464
Class A(Class A2): Pass the test according GB/T 20284 and GB/T 14402 or GB/T 5464
Class B1(Class B): Pass the test according GB/T 8626 and GB/T 20284
Class B1(Class C): Pass the test according GB/T 8626 and GB/T 20284
Class B2(Class D): Pass the test according GB/T 8626 and GB/T 20284
Class B2(Class E): Pass the test according the GB/T 8626
Class B3(Class F): No Performance determined or Test according GB/T 8626 and fail to meet the Class E

Floorings Classification: GB8624 A,B1,B2,B3
Class A(Class A1): Pass the test according GB/T 14402 and GB/T 5464
Class A(Class A2): Pass the test according GB/T 11785 and GB/T 14402 or GB/T 5464
Class B1(Class B): Pass the test according to GB/T 8626 and GB/T 11785
Class B1(Class C): Pass the test according to GB/T 8626 and GB/T 11785
Class B2(Class D): Pass the test according to GB/T 8626 and GB/T 11785
Class B2(Class E): Pass the test according to GB/T 8626 and GB/T 11785
Class B3(Class F): No Performance determined or Test according GB/T 8626 and fail to meet the Class E

GB 8624-2012 Classification for burning behavior of building products£¨Chinese Standard£©¨C other standard

GB/T 5464: Non-combustibility test method of building materials
GB/T 8626: Test method of flammability for building materials
GB/T 11785: Reaction to fire tests for floorings¡ªDetermination of the burning behaviour using a radiant heat source
GB/T 14402: Reaction to fire tests for building materials and products ¨C Determination of the heat of combustion
GB/T 20285: Toxic classification of fire effluents hazard for materials
GB/T 20284: Single burning item test for building materials and products

EN 13501-1:2018 Fire classification of construction products and building elements. Part 1: Classification using data from reaction to fire tests.  https://www.firete.com/popular_standards/13627.html 

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