试验材料采用首钢研制的高性能耐火耐候建筑用钢SQ460FRW和普通建筑用钢Q235并制成符合相关规格尺寸的构件,在相同的载荷条件和升温曲线条件下,分别测定各自的变形挠度。
SQ460FRW and Q235 high performance weathering resistant building steel developed by Shougang Are used as test materials, and the components are made into the relevant specifications and sizes. Under the same load condition and heating curve condition, the deflection of each component is measured respectively.