建筑物的耐火 meaning in English

making the building fireproof

May i ask the government if there is any stipulation regarding the range of temperatures in which the fireproof property holds ? for instance , fuel can burn to some 1 500 degrees and in this connection , for how long can buildings remain fire resistant
我想请问政府有没有关于耐火温度的规定，例如fuel燃烧的温度为一千五百多度，那么建筑物的耐火时间是多少？