GB 8624:2012
GB 8624:2012 Building products fire testing
1. Standard -- GB 8624:2012 building products fire testing
GB 8624:2012 Classification for burning behavior of building materials and products
2. Standard Brief-- GB 8624:2012 building products fire testing
GB 8624:2012 This standard replaced GB 8624:2006, this amendment by the European Union standards EN 13501-1:2002.
The latest national standard GB8624 fire protection standard for building materials is GB8624-2012, which was issued on December 31, 2012 and implemented on October 1, 2013. GB 8624-2012 replaces GB 8624-2006 classification of combustion performance of building materials and products. Compared with GB8624-2006, the greater difference is that the classification and classification of combustion performance are modified. The previous versions of this standard are: GB 8624-1988, GB 8624-1997, GB 8624-2006. The standardization of GB 8624 was revised for the 3rd time in 2012, and the application of GB 8624 was enhanced.
3. GB 8624 the main concern:
Flammability classification：A、B1、B2 、B3
Toxicity：T0、T1、T2
Smoke density：S1、S2、S3
dripping：D0、D1、D2
4. Test method and classification
4.1 Classes of reaction to fire performance for construction products excluding floorings
Class A : According to GB/T 5464、GB/T 14402 and GB/T 20284; meet to the standards.
Class B1 : According to GB/T 20284、GB/T 8626; meet to the standards.
Class B2 : According to GB/T 20284、GB/T 8626; meet to the standards.
Class B3: According to GB/T 8626; fail to the standards.
4.2 Classes of reaction to fire performance for floorings
Class A : According to GB/T 5464、GB/T 14402及GB/T 11785; meet to the standards.
Class B1: According to GB/T 11785、GB/T 8626; meet to the standards.
Class B2: According to GB/T 11785、GB/T 8626; meet to the standards.
Class B3: According to GB/T 8626; fail to the standards.
Tel: (+86) 25 86583475 (+86) 400 6036575
Web: www.fire-test.com www.fire-test.cn
Email: info@fire-test.com
WeChat Official-"firetest" or "睿督防火测试"
....
