采用发泡聚苯乙烯保温砂浆芯材的夹芯叠合板受弯性能

罗斌,黄炜,马相,李斌,周文彩,任杉杉

Flexural behavior of sandwich composite panels with core material of expanded polystyrene thermal insulation motar

Bin LUO,Wei HUANG,Xiang MA,Bin LI,Wen-cai ZHOU,Shan-shan REN

表 9 夹芯保温叠合板在弹性阶段的复合工作性能

Tab.9 Composite performance of CSICP in elastic stage

试件编号 ${\sigma _{\rm{t}}}$/MPa ${\sigma _{\rm{b}}}$/MPa Ie/(106 mm4) Ie/Ig1) 1）注：Ig=253.13×106 mm4 JXB-1 –4.39 3.01 246.83 97.51% JXB-2 –4.22 2.98 224.10 88.53% JXB-3 –3.22 2.78 233.41 92.21%