供应BS476-7
于测定样品表面侧向延伸并基于速度和延伸长度确定燃烧等级。
BS476-7: Fire Tests on Building materials and structures Method of test to determine the classification of the surface spread of flame of products scope:This Part of BS 476 specifies a method of test for measuring the lateral spread of flame along the surface of a specimen of a product orientated in the vertical position under opposed flow conditions, and a classification system based on the rate and extent of the spread of flame.
BS476-
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