DIN 4102-7：建筑材料和构件-屋顶的防火性能-定义，要求和测试
DIN 4102-7：Fire behaviour of building materials and elements - Roofing - Concepts, requirements and testing
Abstract 摘要
This standard specifies requirements for the fire behaviour of roofing and a test method for determining resistance to flying brands and radiant heat.
