With the continuous deepening and development of fire science and fire engineering disciplinecombustion characteristic The connotation offlame propagation And spread to includeHeat of combustionRelease rate, combustion heat release, combustionSmoke densityas well asCombustion productsToxicity and other parameters.andEN 13501-1The classification system ofcharacteristic parameter , so it is more scientific.At the same time, EN 13501-1 stipulates that some test methods consider both actual fire scenarios andMaterial ScienceAnd therefore more practicalRepresentativeness。For the above reasons, it is necessary to make a comprehensive revision of GB 8624-1997 with reference to EN 13501-1.
Chinese name
Classification of combustion performance of building materials and products
Foreign name
Classification for burning behavior of building materials and products
This standard is applicable to two types of building products (specific contents will be introduced separately in the standard):
a) Floor paving materials;
b) Building products other than floor covering materials.
References
Announce
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The clauses in the following documents become clauses of this standard through reference in this standard.For dated references, all subsequent amendments (excluding corrigendum) orRevisionNone of them is applicable to this standard. However, all parties to agreements based on this standard are encouraged to study whether the latest versions of these documents can be used.For undated references, the latest version is applicable to this standard.[2]
GB/T5464 Test method for incombustibility of building materials (GB/T 5464-1999, idtISO 1182, 1990)
