BS 476-3：建筑材料和构件的防火测试-屋顶外露部分防火测试
日期:2010-08-25 00:00
BS476-3：建筑材料和构件的防火测试-屋顶外露部分防火测试
BS 476-3：Fire tests on building materials and structures. Classification and method of test for external fire exposure to roofs
Abstract 摘要
The tests described in this part of BS 476 are designed to give information about fires spreading to the roof of a building from a nearby fire outside the building itself. The tests are not concerned with the behaviour of a roof when subjected to the effects of fire on its underside. A preliminary test
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