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
thickness tested, and shall not be inherent properties of the material, product, or assembly.
1.1.8* This test method shall not provide information on the fire performance of the test specimens under fire conditions other than those conditions specified in this test method.
1.1.9 This standard shall measure and describe the response of materials, products, or assemblies to heat and flame under controlled conditions, but shall not by itself incorporate all factors required for fire hazard or fi
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