part 10.material selection

《part 10.material selection》由会员上传分享，免费在线阅读，更多相关内容在学术论文-天天文库。

1、Lecture10MaterialSelection12345•Tensilestrength:failurestressofmaterialundertension•Yieldstrength:stressatwhichyieldingorpermanentdeformationofmaterialstarts•Elongation->elasticityofmaterial•Reductionofarea->reductionofcross-sectionofmaterialundertension->Poissionratio•Hardness->am

2、ountofindentationofadiamondheadintothematerial•Impactstrength->energyabsorbedbythematerialbeforebreakage->toughness67•ModulusE:lineardeformationofmaterialundertension•ModulusG:angulardeformationofmaterialundertorsion891011•GFRP:glassfiberreinforcedplastic•CFRP:carbonfiberreinforced

3、plastic121314Materialsperformanceindices151617MaterialSelectionChart:ModulusVsDensityNote:Cisaconstant18MaterialSelectionChart:StrengthVsDensityNote:Cisaconstant192021222324DecisionMatrix:25