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加工低凝环烷基原油常减压装置的选材
引用本文:裴力君,刘艳峰,李茂东. 加工低凝环烷基原油常减压装置的选材[J]. 石油化工腐蚀与防护, 2004, 21(3): 53-56
作者姓名:裴力君  刘艳峰  李茂东
作者单位:中国石油天然气股份公司辽河石化分公司,辽宁,盘锦,124022
摘    要:辽河分公司南蒸馏装置改造之后 ,主要加工高酸值、强腐蚀性的低凝环烷基原油。文章介绍了装置改造中的选材情况 :在塔顶系统Cl-腐蚀环境 (如换热器等 ) ,主要选用 12AlMoV ,12Cr2AlMoV和 0Cr13TiRE等材质 ;高温硫和环烷酸腐蚀部位 (如管道、塔内件、泵等 )选用 316L不锈钢 ;冲蚀明显的部位 ,可选用钛复合管、Ni-P镀层和渗铝钢等

关 键 词:常减压蒸馏  低凝环烷基原油  钛复合管  Ni-P镀  渗铝钢
文章编号:1007-015X(2004)03-0053-04
修稿时间:2003-06-10

Material Selection for Atmospheric - vacuum Distillation Unit Processing Low - freezing- point Naphthenic Crude Oil
Pei Lijun,Liu Yanfeng,Li Maodong Liaohe Petrochemical Company of PetroChina Co.,Ltd.. Material Selection for Atmospheric - vacuum Distillation Unit Processing Low - freezing- point Naphthenic Crude Oil[J]. Petrochemical Corrosion and Protection, 2004, 21(3): 53-56
Authors:Pei Lijun  Liu Yanfeng  Li Maodong Liaohe Petrochemical Company of PetroChina Co.  Ltd.
Abstract:The south crude distillation unit in Liaohe Petrochemical Company mainly processes high-acid-value, corrosive and low-freezing-point naphthenic crude oils after revamping. The material selection in the revamping of the unit is described: 12AlMoV, 12Cr2AlMoV and 0Cr13TiRE materials for Cl - corrosive environment ( such as heat exchangers,etc) in the overhead system of distillation unit, 316L stainless steel for high-temperature sulfur and naphthenic acid corrosion services (such as pipelines, tower internals and pumps,etc) and the composite Ti pipe, and Ni-P plated steel and aluminum-diffused steel materials for the sections subject to erosion.
Keywords:atmospheric-vacuum distillation   low-freezing-point naphthenic crude oil   composite Ti pipe  Ni-P plated steel  aluminium diffused steel
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