国家标准化管理委员会日前发布2014年第11号公告,批准发布推荐性国家标准GB/T 14403-2014《建筑材料燃烧释放热量试验方法》。该标准为修订版本,将于2014年10月1日起实施,并代替GB/T14403-1993《建筑材料燃烧释放热量试验方法》。GB/T 14403-2014规定了建筑材料燃烧释放热量试验的试验装置、试样制备、试验条件、试验程序、试验结果的表述和试验报告。与1993版相比,主要技术变化如下:——修改了规范性引用文件; National Standardization Management Committee recently released Notice No. 11 of 2014, approved the release of the recommended national standard GB / T 14403-2014 “Building materials combustion heat test method.” The standard is a revised version, will be implemented on October 1, 2014, and replace GB / T14403-1993 “burning of building materials released heat test method.” GB / T 14403-2014 specifies the burning test of building materials combustion test device, sample preparation, test conditions, test procedures, test results and test reports. Compared with the 1993 edition, the main technical changes are as follows: - revised normative references;