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Takehiro Inoue Yoshiya Yamaguchi Hiroshi Yajima ShujiAihara Hitoshi Yoshinari Kazuhiro Hirota Masanobu Toyoda Takaaki Kiyosue Tsunehisa Handa Tomoya Kawabata Tokutaka Tani 《上海造船》2011,(1):72-79
对船用钢进行长裂纹止裂特性研究表明:它们的脆性裂纹止裂能力不够。TMCP钢有足够的脆性裂纹止裂能力。对船用钢进行了两种实尺(actual-scale)模型试验,明确了脆性裂纹扩展的条件。根据试验结果提出了止裂韧度值Kca,已经归纳在"脆性裂纹止裂设计指导性文件"中。 相似文献
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Peiran Ding Don g-Ying Ju Shoji Imatani Tatsuo Inoue . Engineering Services Department MSC Japan Ltd. Osaka Japan . Department of Mechanical Engineering Saitama Institute of Technology Saitama Japan . Department of Energy Conversion Science K 《上海交通大学学报(英文版)》2000,(1)
IntroductionInhotforging,variationanddistributiol1oftemperatureplayveryimportantroIeinviewofthermalstressesorthermalstrainaswe1lasthemateria1properties.MechanicaldefOrmationcangenerateheatbyfrictionalslidingand/ordissipatiOI1ofplasticwork.Theboundaryconditionfortemperatureismodifiedbythechangeinmaterialshape.Dietemperatureusuallyislowerthanworkpiecetemperatureandthisfactresultsindiechilling.Itsignificantlyaffectsthetemperatureoftheworkpiecea11d,consequently,alterstheflowstress.Whenthedieisr… 相似文献