化工设备与管道
化工設備與管道
화공설비여관도
PROCESS EQUIPMENT DESIGN
2001年
2期
52-55
,共4页
本文介绍了旋塞阀的分类、密封原理和选用原则。并根据世界各国的输油及输气管线广泛采用油封式旋塞阀和压力平衡式倒锥油密封旋塞阀的情况，重点介绍其特点和应用。
本文介紹瞭鏇塞閥的分類、密封原理和選用原則。併根據世界各國的輸油及輸氣管線廣汎採用油封式鏇塞閥和壓力平衡式倒錐油密封鏇塞閥的情況，重點介紹其特點和應用。
본문개소료선새벌적분류、밀봉원리화선용원칙。병근거세계각국적수유급수기관선엄범채용유봉식선새벌화압력평형식도추유밀봉선새벌적정황，중점개소기특점화응용。
The classification, seal mechanism and selection principles of the cock valve were introduced in this article. The characteristics and application of the cock valves were introduced in detail in view of the fact that oil seal cock valve and pressure equilibrium conical oil seal cock valve were in use worldwide in oil and gas Zransportation piping.
