线材深加工精品—PC 钢棒的生产

:,,PC(,063009)PCPCBARFINELYPROCESSEDPRODUCTFORWIRENaShunsangChenLiansheng(HebeiInstituteofTechnology)AbstrsctSomekeytechnologiesintheproductionofprestressedreinforcedbarwithhighstrengthweredescribedcomprehensively,includingtherequirementformaterialandmanufactureprocedure,thecapabilityofequipmentandthequalitycontrollingprocess.KeyWordsPCBar,InductionHeating,QualityControl1,PC,1964,,2080PCSteelBarforPrestressedConcrete:,,,,,[1],,,(2),PC,,2000,(PC),PC,()()2PC,,211:PC,0125%014%245Vol124,No152120029SHANGHAIMETALSSept.,2002©1995-2005TsinghuaTongfangOpticalDiscCo.,Ltd.Allrightsreserved.:PC,,SiMn:,SPAs,SP01025%0102%,PC,PC,,PC:25MnSiV27MnSiB20Si2Cr30MnSiNb37SiMnMoV30MnSi30MnSiV40MnSi45Si2Cr,PC30MnSi,PC30MnSi10mm140t(70t)(2t),8,118(%)(/)CSiMnPSCrCu0129/01310159/01631104/110701010/0101301010/010140101/01050100/01041,,212PC6mm13mm,PCPC:,,,,PC3PCPC:,,15m/min,;,,,,6mm12mm2070m/min,0135%C910,,PC,,PC,,PC,15MPa,4PC,,,,PC6mm12mmPC,2224©1995-2005TsinghuaTongfangOpticalDiscCo.,Ltd.Allrightsreserved.411:P=K1K2CpGTP,kWG,kg/hCp,J/kgT,K1K2,,,65%412,,,()8000Hz,50000Hz,8000Hz,,,,413(),(),,,;PC:611mm714mm813mm912mm11mm12mm13mm,714mm;813mmPC22PmmPm/sPKg/h6116893071462126081353135091250156011103616351310322000,5PC,,,s1275MPa,b1420MPa,55%,018s10h115%019s,PC,PC,,,,,,,,PC;,,(),1PCSEM325:PC©1995-2005TsinghuaTongfangOpticalDiscCo.,Ltd.Allrightsreserved.2[2]PC,,,,,130MnSi920,465;2[1]...1999(4):3537[2]Nashunsang,etal.StabilizingtechnologyandmechanismofPCbar.ICME2000BEIJINGCHINAMACHNEPRESS:2001.12.20(RIST),,,,RIST,,,,1(10)RIST,600(),1001,2005,330,RIST5,RIST,2005300t,RIST,20051t,,POSCONEWS,2002.5.94224©1995-2005TsinghuaTongfangOpticalDiscCo.,Ltd.Allrightsreserved.