NF P92-511:1985
防火试验 建材防火试验(标准试验方法附录)根据材料性质和用途确定试验方法 标准背衬 信息卡片形式
Safety against fire. Building materials. Reaction to fire tests (annex to the test methods). Determination of the tests to be selected according to the nature and utilization of the materials. Standard backing. Information forms models.