本文论述了火灾对钢结构的危害和钢结构抗火设计的目标与意义。介绍了传统的钢结构抗火设计方法及其存在的问题,指出性能化方法是今后钢结构抗火设计方法的发展趋势。
In this paper, the disastrous effect of fire on steel structure and the purpose of fire-resistant design for steel structures are introduced. The conventional fire-resistant design method and its disadvantage are discussed. As an advanced and promising fire-resistant design method, the performance-based method is recommended.