DIN EN 13501-1:2019-05
建筑產品和建筑構件的防火分類 第1部分:使用防火測試反應數據進行分類
Fire classification of construction products and building elements - Part 1: Classification using data from reaction to fire tests; German version EN 13501-1:2018 / Note: DIN EN 13501-1 (2010-01) remains valid alongside this standard until 2020-09-30.