废硫酸回收用钽管的加工研究朱梅生

200827121。。。。、、、。。1985[1]。3300mm4000mm。φ25mm×0.9mm×11000mm。2Ta-11。1Ta-1710016。φ25×0.9×11000mm。LD30、。。TG337A1008-5939200812-033-032008-11-161956710016029-862310961w/%Table1ChemicalcompositionoftantalumtubesFeSiNiWMoTiNbHCONTa0.0050.0050.0020.0100.0100.0020.0500.00150.0100.0150.005bal.0.00220.00290.00120.010.0050.00120.00240.00050.010.010.003bal.GB/T8182-2008。φ25mm×0.9mm3300mm4000mm。→→→→→→→→→→→→→→→→→→→。2.1120kWφ88mm33Vol.27,No.12,2008φ84mmφ85mm。LD60φ42mmφ31mmφ42mm×5.5mm。φ83.5mmφ85mm1.5mmφ32mmφ31mm1.0mmA3φ82mm×24.5~34mm×14~18mm。2.2φ83.5mm×25.75mm→φ42mm×5.5mmλ1=83.52-322÷422-312=7.4φ42mm×5.5mm→φ25mm×0.9mmλ2=422-312÷252-23.22=9.263300mm3300÷9.26÷7.4=48.16mm150~200mm3300mm4000mm48.15×2+4000÷3300×48.16=155mm100mm3[3300×2+4000÷9.26+100]÷7.4=168mmφ83.5mm×25.75mm×175mm13.6kg10600mm12kg。2.3、31300mm。C620700mm11000mmLD30。。LD306600mm6600mm11000mm1.740%。20%~70%1.25~3.33[2]。6600mm、。24。24Table2EvaluationoffourKindsoftechnologicalparameterforfinalpass/mm/mmφ28×1.5×6000φ25×0.9×11000φ28×1.35×6632φ28×1.25×71356600mmφ27×1.35×69006600mm2.42.4.1φ83.5mm×25.75mm×175mm600t、1000~1100℃500~600℃50~120mm/s。2.4.2、6.3μm。0.3~0.5mm。Q1=D+0.3Q2=Q1+0.2Q1Q212D。80~100r/min。34200827123Table3Tensilepropertiesoftantalumtuoes/℃Rm/MPaA/%971-42432256972-42438750973-42438157ProcessingResearchofTantalumTubeUsedforWasteSulfuricAcidRecyclingZhuMeishengNorthwestInstituteforNonferrousMetalResearchXi’an710016ChinaAbstractByimprovingtheboringholesprocessforextrudingtubethecontinuosextrusionprocessofthetubeisrealized.Asare－sult,thetantalumtubewithdimensionofφ25×0.9×11000mmwasproducedwhichreducedthenumberoftheendsforthetubeincreasedtheyieldoffinishedproducts.TodeterminethedimensionofblacktubeofpreviouspassinthefinishedthelargestmillLD30loadinglengthoftantalummaterial,thedeformationvolumeandtheratioofsizingandwallReductionshallbetakenintoacount.KeywordswastesulphuricacidtantalumtubeboreholerollingBiographyZhuMeishengSeniorEngineerQualityControlCentreNorthwestInstituteforNonferrousMetalResearchXi’an710016P.R.ChinaTel0086-29-86231096、、、。。2×10-2Pa150℃。2.4.3、。、、、、、、、、。95%φ42×5.5φ25×0.988.94%。3。20~50mm。31C620700mm1300mm2φ25×0.9×11000mm。References[1]PeiDarongGuoYuexia.[J].RareMetalMaterialandEngineering199827suppl.241~245[2]EditorialCommitteeofThisHandbook.HandbookofRareMetalMaterialsWorking[M].BeijingMetallurgicalIndustryPress1984:146~66835