《》20093811Casting·Forging·Welding(diffusionbonding),,,,[1-2]。,、。,、、,;,[3-5]。,,。,。,,。1,,γA,,γA,。,γA、,。:2009-02-16:(0645031):(1983-),,,,;:15993770973;E-mail:guojing066@126.com,,(,454003):,,,,。,。;。:;;;:TG441.7:A:1001-3814(2009)11-0131-03SolutionandItsPrincipleofMacro-deformationofDiffusionBondingJiontsGUOShijing,CHENSijie,LIANGFeng(SchoolofMaterialsScience&Engineering,HenanPolytechnicUniversity,Jiaozuo454003,China)Abstract:Thepressureisthemostimportantparametersforthediffusionbondingwithinthelimittemperaturerange,alargerpressureareusuallyrequiredtoensuretherapiddiffusionbonding,sothemacroscopicdeformationhasbecomethemajorproblemfordiffusionbonding.Twodiffusionbondingtechniques:transientliquidphasediffusionbondingandhotisostaticpressingdiffusionbondingwasbroughtinandthemacro-deformationofthediffusionbondingjiontswassolved.Transientliquidphasediffusionbondingtechnologyrealizesrapidweldingweldmentatalowerpressuretoensurenon-macro-deformation,hotisostaticpressingdiffusionbondingwithahomogeneouspressureprocesstoensurethatweldingmacro-deformationisnotrealizedinalargerpressure.Keywords:macro-deformation;soliddiffusionbonding;transientliquidphasediffusion;hotisostaticpressingdiffusion131Casting·Forging·WeldingHotWorkingTechnology2009,Vol.38,No.1120096,,。,,,,,γA,,,。,,,。2、2.1,。,,。[2,6]:1,,,,,,,;,,;,,。,,,,,。,,,,,,,。2.2,,。,。,(TLP)。TLP,,。,。TLP[7]:、。(),,,,,,,,。TLP。2.3,。,,,,(c)(d)1Fig.1Theprocessofthesoliddiffusionbonding(a)(b)132《》20093811Casting·Forging·Welding(130)。3(1),,,,,,。(2),,。,,,。(3),,。:[1],.[J]..2006,27(7):5-8.(HIP)。,,,。HIP,[6-8]。HIP:,,,。,。,;(100~200MPa),。HIP。3,、、。,,,。TLP,,。HIP,,。:[1],.[M].:,2007.[2],,.[M].:,2004.[3]LiuLiming,NiuJitai,TianYanhong.DiffusionbondingmechanismandmicrostructureofweldedjointofaluminummatrixcompositeA12O3p/6061[J].TransactionofnonferrousmetalssocietyofChina,1999,(4):826-830.[4],,,.-[J].,1999,(3):330-332.[5]MraKL.Newstrategiesforjoiningceramicsforhightem-peratureapplication[J].KeyEngi.Mater.,1995(111-112):157-162.[6].[M].:,2007.[7],.[J].,2007,36(11):66-69.[8]LANGZebao,WANGLiang,ZHANGXuhu.HIPdiffusionbondingofP/MtitaniumalloyTi-6Al-4Vandstainlesssteel1Cr18Ni9Ti[J].TransactionofnonferrousmetalssocietyofChina,2007,(17):79-83.133