BS EN 2825 煙霧密度測(cè)定
EN 2825 Determination of smoke density
EN 2825?煙霧密度測(cè)定
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EN2824?-?EN 2825-?EN 2826煙密度和煙氣成分分析 - 標(biāo)準(zhǔn)簡(jiǎn)介
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EN2824?定義了測(cè)試設(shè)備,裝置和介質(zhì),根據(jù)EN 2825測(cè)定煙霧密度和根據(jù)EN 2826測(cè)定煙霧中氣體成分濃度,由于在輻射熱影響下或同時(shí)使用火焰時(shí),厚度高達(dá)25 mm的固體材料和復(fù)合材料會(huì)發(fā)生熱解分解。
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Defines the test equipment, apparatus and media required for determination of the smoke density according to EN 2825 and the concentration of the gas components in the smoke according to EN 2826 due to pyrolitic decomposition of solid materials and composite materials of up to 25 mm in thickness under the influence of radiant heat only or with simultaneous flame application.
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