| 旋塞阀内衬剥落腐蚀的分析与处理 |
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| 引用本文： | 薛子文,杨东辉. 旋塞阀内衬剥落腐蚀的分析与处理[J]. 阀门, 2010, 0(4): 37-39,45 |
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| 作者姓名： | 薛子文 杨东辉 |
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| 作者单位： | 兖矿国泰化工有限公司,山东滕州277527 |
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| 基金项目： | 薛子文（1984-）,男,山东滕州人,助理工程师,从事阀门管理工作. |
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| 摘 要： | 分析了普通型PTFE内衬旋塞阀在醋酸系统合成反应釜自循环管线上应用时出现内衬损坏的原因，介绍了T475材料的性能和特点，论述了采用T475替代原有的普通型咖内衬和改变旋塞阀内部结构的方法。
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| 关 键 词： | 旋塞阀 PTFE T475 冷流 热膨胀 拉伸强度 弹性模量 |
Analysis and settlement of lining dropping off the plug valve |
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| XUE Zi-wen,YANG Dong-hui. Analysis and settlement of lining dropping off the plug valve[J]. Valve, 2010, 0(4): 37-39,45 |
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| Authors: | XUE Zi-wen YANG Dong-hui |
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| Affiliation: | XUE Zi-wen,YANG Dong-hui(Yankuang Cathay Coal Chemicals Co.,Ltd,Tengzhou 277527,China) |
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| Abstract: | Analyses causes of lining breakdown of general types of PTFE linings for plug valve in self-recycling pipelines of synthetic reactors of acetic acid system,introduces properties and characteristics of T475 material,discusses the methods of adopting T475 to replace original general types of PTFE linings and changing the inner structure of plug valves. |
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| Keywords: | cock PTFE T475 cold flow heat expansion tensile-strength elastic modulus |
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