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<card title="BS476-4不燃性测试 BS476.4建材不燃性测试" id="card1">
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标题:BS476-4不燃性测试 BS476.4建材不燃性测试<br/>
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BS476-4:1970 建筑材料不燃性测试BS476-4: Fire tests on building materials and structures- Part 4: Non-combustibility test for materials BS476-4: 建筑材料及结构的燃烧试验&amp;mdash;第4部分：材料不燃性测试样品放入测试容器中，热电偶插入样品中心并且连接测试设备.此外样品的热电偶也放进炉子内（炉内温度达到750℃，这样的状态继续整个测试-20分钟，在这个温度下记录下两个热电偶的相关数据BS476-4建材不燃性测试评估方法:温升(炉内的样品的中心温度上升) 必须小于 50&amp;deg;C整个测试中的出现火焰燃烧的时间必须小于10秒BS476 相关参考标准BS476: Fire tests on building materials and structuresBS476: 建筑材料及构件防火测试BS476-3:2004 external fire exposure roof test BS476-3:2004 室外屋顶的燃烧测试BS476-4:1970 Non-combustibility test for materialsBS476-4:1970 材料的不燃烧性测试BS476-5:1979 Method of test of ignitabilityBS476-5:1979 可燃性燃烧测试BS476-6:1989 Method of test for propagation for materialsBS476-6:1989 制品火势蔓延的试验方法BS476-7:1997 Surface spread of flame test for materialBS476-7:1997制品表面火势蔓延的试验和分级方法BS476-11:1982 Method for assessing the heat emission from building materialsBS476-11:1982建筑材料热辐射性能测试方法BS476-12:1991 Ignitability of products by direct flame impingement BS476-12:1991产品直接火焰冲击的可燃性测试方法BS476-15:1992 Method for <br/><a href="https://www.firete.com/blog/wap.asp?mode=WAP&amp;act=View&amp;id=1261&amp;Page=1">[&lt;&lt;]</a><a href="https://www.firete.com/blog/wap.asp?mode=WAP&amp;act=View&amp;id=1261&amp;Page=1">[[1]]</a><a href="https://www.firete.com/blog/wap.asp?mode=WAP&amp;act=View&amp;id=1261&amp;Page=2">[2]</a><a href="https://www.firete.com/blog/wap.asp?mode=WAP&amp;act=View&amp;id=1261&amp;Page=2">[&gt;&gt;]</a><br/>
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