Title of article
Experimentalinvestigationofthefailurebehaviorofnotchedwall-thinnedpipesOriginalResearchArticle
Author/Authors
JinWeonKim، نويسنده , , ChiYongPark، نويسنده ,
Issue Information
روزنامه با شماره پیاپی سال 2006
Pages
9
From page
1838
To page
1846
Abstract
Thepresentstudyperformedfull-scalepipetestsusing100ASchedule80pipespecimenswithsimulatednotchedandcircularwallthinningtoinvestigatethefailurebehaviorofnotchedwall-thinnedpipes.Thetestswereconductedunderbothmonotonicandcyclicbendingmomentsataconstantinternalpressureof10MPaatroomtemperature.Thefailurepattern,loadcarryingcapacity,deformationability,andfatiguestrengthofthenotchedwall-thinnedpipeswereevaluatedbycomparingresultstothoseofcircularwall-thinnedpipes.Theinvestigationshowedthattheeffectofthetypeofthinningonthefailurebehaviorwasmoresensitiveundercyclicloadingconditionsthanundermonotonicloadingconditions.Theloadcarryingcapacityofpipeswithnotchedwallthinningwasapproximatelythesameorslightlylessthanthatofpipeswithcircularwallthinningwhenthethinningareawassubjectedtotensilestress.However,whenthethinningareawassubjectedtocompressivestress,theloadcarryingcapacityofpipeswithnotchedwallthinningwasgreaterthanthatofpipescontainingcircularwallthinning.Thedeformationabilityandfatiguestrengthincreasedproportionallywiththeaxiallengthofthethinningdefect,andthusthesepropertiesweresignificantlyreducedinnotchedwall-thinnedpipes.
Journal title
Nuclear Engineering and Design Eslah
Serial Year
2006
Journal title
Nuclear Engineering and Design Eslah
Record number
941302
Link To Document