標準號：BS EN 12859-2011
中文標準名稱：石膏塊.定義,試驗方法和要求
英文標準名稱：Gypsum blocks. Definitions, requirements and test methods
標準類型：Q62
發布日期：2011/4/30 12:00:00
實施日期：2011/4/30 12:00:00
中國標準分類號：Q62
國際標準分類號：91.100.10
引用標準：EN 13501-1;EN 13501-2;EN ISO 717-1;EN ISO 6946-2007;EN ISO 10140-3;EN ISO 10456-2007
適用范圍：This European Standard specifies the characteristics and performance of gypsum blocks with smooth facesfor which the main intended uses are construction of non-load bearing partitions or independent wall liningsand the fire protection of columns, lift shafts, shafts for services, etc. Gypsum blocks are not used to buildceilings.It covers the following performance characteristics related to the essential requirements:? reaction to fire;? resistance to fire;? direct airborne sound insulation;? release of dangerous substances;to be measured according to the corresponding European test methods, as well as:? thermal resistanceto be calculated from the thermal conductivity values given in 4.3.2.It describes the reference tests for technical specifications.This European Standard covers also additional technical characteristics that are of importance for the use andacceptance of the product by the construction industry:? convenience classes for density;? convenience classes for pH.It provides for the evaluation of conformity of the product to this European Standard.This European Standard does not cover gypsum blocks of thickness less than 50 mm or gypsum storey heightunits.