NFPA 270 在单一密闭房间使用圆锥型辐射热度量烟模糊度标准试验方法
日期:2012-02-10 14:50
irradiance from a conical heater, in a single closed chamber, in the absence or presence of a pilot flame, and when placed in a horizontal orientation.
1.1.3 The principal fire-test-response characteristic obtained from this test method shall be the specific optical density of smoke from the specimens tested, which is obtained as a function of time, for a period of 10 minutes.
1.1.4 Other fire-test-response characteristics shall also be permitted to be determined.
1.1.5 An optional fire-test
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