C-HRA-1材料不同程度变形后热处理工艺研究.pdf

学兔兔 学兔兔 学兔兔 学兔兔 学兔兔 76 锅 炉 技 术 第 45卷 ResearchonHeatTreatmentProcessofC—HRA．1 inVariousDegreeDeformation ZHENGZi—jie， LIQiang， QIAn—fang (ShanghaiBoilerW orks，Co．，lad．，Shanghai200245，China) Abstract：C—HRA一1 isan importantcandidatematerialof700 ℃ A—USC boilerheating surface，theresearch on itsmanufacturepropertiesbydomesticmanufacturingenterpriseis stillon the primary stage． In order to simulate the cold working deformation in manufacturing，wemakesamplesofvariousdegreedeformation by tension tests．Then the solutiontreatmentwithvariousparametersarecarriedon thesesamplesinBox—typeelectric furnace．Thehardness，metallography，andintergranularcorrosion resistantofthesamples beforeandafterthesolution treatmentareexamined．In thispaper，we discusstheheat treatmentprocessaftercoldworkingdeformationofC—HRA一1。whichcanprovidereferences fortheusein700℃ A—USC boiler． Keywords：C—HRA一1； coldworkingdeformation； solution treatment (上接 第 35页) [7]I．eeA．，SheehanM E．Developmentofageometricflight E9]VanPuyveldeD．R．Modellingtheholdupofliftersinrotary unloadingmodelforflightedrotarydryers[J~．PowderTech dryers[J]．ChemicalEngineeringResearchand Design， nology，2010，198(3)：395—403． 2009，87(2)：226—232． [8]RevolD．，BriensC．L．，ChabagnoJ．M．Thedesignof [1O]刘怀伟．滚筒冷渣机 中灰渣运动及传热过程研究 [D]．北 flightsinrotarydryersEJ]．PowderTechnology，2001，121 京 ：北京科技大学 ，2012． (2)：230— 238． PerformanceComparisonofThreeKindsofFIightofRotaryDrum IYU Chun—wang， IIU Huai一wei， TAN Pei—lai， LIU