ASTM E119建筑结构和材料火灾试验用标准试验方法
日期:2012-02-08 11:54
d beam assemblies for floors and roofs. They are also applicable to other assemblies and structural units that constitute permanent integral parts of a finished building.
1.2 It is the intent that classifications shall register comparative performance to specific fire-test conditions during the period of exposure and shall not be construed as having determined suitability under other conditions or for use after fire exposure.
1.3 This standard is used to measure and describe the response of mate
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