In thisstudy,thefracturefailureofth

In thisstudy,thefracturefailureofthe4Cr13stainlesssteellinkagecomponentsincircuit
breakerswasstudied.Themicrostructureandmorphologyoffracturesurfacewere
observedbyscanningelectronmicroscopyandopticalmicroscopy.Amicro-Vickerstester
measuredthehardnessofthecomponents.Thetensilestrengthandstrainofthe
componentsweredeterminedbyauniversaltestingmachine.Theresultsshowthat
fracturefailuremodewasquasi-cleavagefracture,andsomedimplesandedgesof
cleavagewerepresentonthefracturesurface.Thesubstandardsampleexhibitedhigher
hardnessthanthestandardsample.Thehighhardnesscouldcausethestrongrigidityand
less toughness,whichwasnothelpfultobendthesamplestoformhookstructure.The
heat treatmentinfluencedthemechanicalpropertiesofthe4Cr13components.With
increasingthetemperingtemperature,thehardnessofthecomponentwasdecreased
whenthequenchingtemperaturewaskeptstable.

ผลลัพธ์ (ไทย) 1:

ใน thisstudy, thefracturefailureofthe4Cr13stainlesssteellinkagecomponentsincircuitbreakerswasstudied Themicrostructureandmorphologyoffracturesurfacewereobservedbyscanningelectronmicroscopyandopticalmicroscopy Amicro-Vickerstestermeasuredthehardnessofthecomponents Thetensilestrengthandstrainofthecomponentsweredeterminedbyauniversaltestingmachine Theresultsshowthatfracturefailuremodewasquasi-cleavagefracture, andsomedimplesandedgesofcleavagewerepresentonthefracturesurface Thesubstandardsampleexhibitedhigherhardnessthanthestandardsample Thehighhardnesscouldcausethestrongrigidityandลดความเหนียว whichwasnothelpfultobendthesamplestoformhookstructure การความร้อน treatmentinfluencedthemechanicalpropertiesofthe4Cr13components.Withincreasingthetemperingtemperature, thehardnessofthecomponentwasdecreasedwhenthequenchingtemperaturewaskeptstable

ผลลัพธ์ (ไทย) 2:

ใน ความเหนียว whichwasnothelpfultobendthesamplestoformhookstructure.The ความร้อน