BS 476-20：建筑材料和构件的防火测试.第20部分:建筑构件耐火的测试方法(一般原理)
日期:2011-02-16 21:57
BS476-20：建筑材料和构件的防火测试.第20部分:建筑构件耐火的测试方法(一般原理)
BS 476-20：Fire Tests on Building Materials and Structures Part 20: Method for Determination of the Fire Resistance of Elements of Construction (General Principles)
Abstract 摘要
This British Standard, a part of the BS 476 series, describes a procedure for a laboratory test for the determination of fire resistance of elements of construction when subjected to defined heating and pressure conditions.The method provides a m
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