http://chineseinput.net/에서 pinyin(병음)방식으로 중국어를 변환할 수 있습니다.
변환된 중국어를 복사하여 사용하시면 됩니다.
저온ㆍ고온고습 환경시험에 의한 GFRP의 미시계면 접착상태 및 노치형상강도 특성에 관한 연구
김옥만(Yok-Man Kim),박귀성(Gue-Seung Park),한길영(Gil-Young Han),이동기(Dong-Gi Lee),김이곤(E-Gon Kim) 한국해양공학회 1996 韓國海洋工學會誌 Vol.10 No.4
The purpose of this investigation is to estimate the strength with the variations of the notch shape and the adhesive condition at the fiber/matrix micro interface of E-glass/PP laminates. To promote the degradation of the adhesive condition at the fiber/matrix micro interface without matrix dissolution loss, low-, hot-wet and spiking tests were carried out. The absorption properties and the tensile properties were compared according to the fiber orientation and the content.<br/> The results show that, firstly, saturated moisture absorption was reached at 5cycles and their absorptions of RD-40, UD-42 and UD-50 are 0.68%, 0.63%, 0.60%, respectively.<br/> Secondly, all the specimens investigated were mostly degraded at 5cyc1e, whereas UD-50 having ellipse shaped notch the least decrement of strength.