ASTM E2257墙壁和天花板材料和组件的房屋着火试验的标准试验方法
日期:2012-02-08 12:03
s in restricting the contribution of combustible materials in the wall assembly to fire growth in a room fire.
1.3 This test method, simulating a fire in the corner of a 2420 by 3630 mm (8 by 12 ft) room containing a single open doorway, provides a means to evaluate the relative performance of specified wall and ceiling materials or assemblies when they are used together in the same relationship within an enclosure, and simulating the manner in which they will be used.
1.4 This test method is in
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