调节阀大修工艺及质量控制的探讨

:10025855(2010)04004402:(1985-),,,(,102500)论述了调节阀维修中重点检测部位产生故障的原因,介绍了故障处理流程和方法;;:TH134:ADiscussiononheavyrepairtechnicalprocessandqualitycontrolforregulatingvalvesZHANGYuanyuan,ZHANGLei(ZHENGBangEquipmentRepairLimitedCompany,BeijingYanshanChemica,lBeijing102500,China)Abstract:discussescausesoffaultsoccurredinthekeyinspectionpositionduringrepairingforregulatingvalves,introducesprocessandmethodsforfaultelimination.Keywords:regulatingvalve;heavyrepairtechnicalprocess;qualitycontrol1,,,,,,2,,,,,,,,,,O,,,3,,,,(1)(),,(2),,(3)(),,,(4),,44阀门2010年第4期(5),,(6),,,,(7),1%(8),4,,,,(1),,(),,(2),,(3)(4),,,,(5),5,,,(),,,,,6,,,,,,,!1∀.!M∀.:,2006.!2∀.()!M∀.:,2004.!3∀()!S∀.:,2004.(收稿日期:20090918)(39),,,,4T475PTFE,,!1∀CzerwiecT.low-pressure,high-densityplasmanitriding;mechanisms,technologyandresults!J∀.SurfaceandCoatingTechnology,1998.!2∀GB/T1040-1992.,1992.!3∀.[J].,2006(1):46-48.!4∀,,.PTFE[J].,2007(1):29-30.(收稿日期:20091221)452010年第4期阀门