BS 476-24-1987 Fire tests on building materials and structures - Method for determination of the fire resistance of ventilation ducts《建筑材料和结构的燃烧试验 第24部分 通风管道耐火性的测定方法》.pdf

1、NO COPYING WITHOUT BSI PERMISSION EXCEPT AS PERMITTED BY COPYRIGHT LAWIncorporating Corrigendum No. 1ICS 13.220.50This part of BS 476 is published by BSI Standards Limited, under licence from The British Standards Institution.This standard has been superseded by the current BS EN 1366-1, BS EN 1366-

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