高温闸阀阀杆密封结构郭延摘要介绍了应用于高温闸阀阀杆密封的常用结构,分析了各种结构的原理和性能,以及适用环境。关键词高温闸阀;阀杆;密封:TH136文献标识码:BStemsealingstructureforhightemperaturegatevalveGUOYan2junAbstract:Thispaperintroducedthenormalstructureswhichusedinthehigh2temperaturegatevalve.Thenanalysestheirprocessandfuction,advantagesanddisadvantages,andin2troduceditsapplications.1概述对于阀...