PartCracking/Distortion100%0%CoolingRateIntensiveQuenchingSystems:N.I.Kobasko,M.A.Aronov,J.A.PowellandG.E.TottenEngineeringandDesignIntensiveQuenchingSystems:EngineeringandDesignN.I.Kobasko,M.A.Aronov,J.A.Powell,andG.E.TottenASTMStockNumber:MNL64LibraryofCongressCataloging-in-PublicationDataIntensivequenchingsystems:engineeringanddesign/N.I.Kobasko...[etal.].p.cm.Includesbibliographicalreferencesandindex.“ASTMstocknumber:MNL64.”ISBN978-0-8031-7019-31.Steel—Quenching.I.Kobasko,N.I.TN752.Q4I572010672.3’6—dc222010037802Copyrightª2010ASTMInternational,WestConshohocken,PA.Allrightsreserved.Thismaterialmaynotberepro-ducedorcopied,inwholeorinpart,inanyprinted,mechanical,electronic,film,orotherdistributionandstoragemedia,withoutthewrittenconsentofthepublisher.PhotocopyRightsAuthorizationtophotocopyitemsforinternal,personal,oreducationalclassroomuseofspecificclientsisgrantedbyASTMInternationalprovidedthattheappropriatefeeispaidtoASTMInternational,100BarrHarborDrive,POBoxC700.WestConshohocken,PA19428-2959,Tel:610-832-9634;online:http://www.astm.org/copyright/ASTMInternationalisnotresponsible,asabody,forthestatementsandopinionsadvancedinthepublication.ASTMdoesnotendorseanyproductsrepresentedinthispublication.PrintedinNewburyport,MANovember,2010iiForewordTHISPUBLICATION,IntensiveQuenchingSystems:EngineeringandDesign,wassponsoredbyCommitteeD02onPetroleumProductsandLubricants.ThisisManual64inASTMInternational’smanualseries.iiiContentsPreface....................................................................................viIntroduction...............................................................................viiChapter1—ThermalandMetallurgicalBasicsofDesignofHigh-StrengthSteels............................1byN.I.KobaskoChapter2—TransientNucleateBoilingandSelf-RegulatedThermalProcesses.............................24byN.I.KobaskoChapter3—CriticalHeatFluxDensitiesandCharacteristicsofHeatTransferDuringFilmBoiling...............45byN.I.Kobasko,M.A.Aronov,andJ.A.Powel...