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:2004203231:(19642),,,1988,,,,(,271104):UHPLF20CrMnTiH,,,:;20CrMnTiH;;:TG142.41:B:100424620(2004)0420066203ResearchandDevelopmentofHighPropertyGearSteelAppliedforAutomobileDUXian2bin,ZHOUPing,ZHAIZheng2long,QIXian2ling(LaiwuIronandSteelCo.Ltd.,Laiwu271104,China)Abstract:The20CrMnTiHhighpropertygearsteelisdevelopedatLaigangadoptingprocessofelectricarcfurnaceshortroute.Byusingrefinedrawmaterial,strengtheningdeoxidizationandtotalprocessprotectivecastingetc.,theproducthasthecharacteristicsofnarrowJominyhardenability,lowoxygencontent,lowinclusioncontent,smallgrainsize,whichmeetstheneedofrequirementofhighpropertygearsteelinautomobileindustry.Keywords:gearsteel;20CrMnTiH;shortroute;hardenability1,,,:,,()20031,Q/LYS1982003,20CrMnTiH2211(1)2010-4%(2)()1(3):A3.0B2.0C1.0D1.0(4):(5):2,HRC4(6):120CrMnTiH%CSiMnPSCrTiMo0.180.170.800.0350.0351.000.040.030.230.371.151.350.10220CrMnTiHHRCJ9J1520CrMnTiH364235212:50tUHP-EBTLF300mm260mm/220mm180mm(É55É130mm)3311311113,CMnCr6626420048ShandongMetallurgyVol126,No14August2004©1994-2008ChinaAcademicJournalElectronicPublishingHouse.Allrightsreserved.:0.22%C,1.05%Mn,0.24%Si,1.16%Cr,01020%Mo,0.067%Ti520CrMnTiHHRCJ9J9J15J15414.0334.0360.75240.537.93.328.93.2131114F+P,2,8,3111520CrMnTiH66,,331231211,SP,30%,2100620CrMnTiH0.51.51.50.50.50.5331212EBT,,,,LF,,,,AlN,,,,,31213,,,,;,,,,,,,,,,,,7620044©1994-2008ChinaAcademicJournalElectronicPublishingHouse.Allrightsreserved.[1,2]31214,;,,,,;,,31331311,,,,,,,4HRC,,31312Ti,,,[3],,[O]2010-4%Ti,TiTiN,,,TiNTi,Ti,Ti,Ti,,[2]31313,,[4]Ti,Al,Al,,8,31314,,,,4411,:J9,,4HRC;D;,,,;É55É130mm8000,412,,,,,,,,551150tUHPEBTLF20CrMnTiH,,512,,4HRC513,,[O]2010-4%514Ti,Ti;,,,TiTiN515Ti,Ti,Al,:[1],[M],:,1998.[2],[M],:,1991.[3],[M],:,1997.[4],[M],:,1999.862004826©1994-2008ChinaAcademicJournalElectronicPublishingHouse.Allrightsreserved.
本文标题:汽车用高性能齿轮钢的研究与开发
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