卡瓦的加工与检验

【摘要】 卡瓦在油气田的生产过程中有着重要的作用,它用来卡住并悬挂下井的钻杆、钻铤、动力钻具、套管等管柱。在这个过程中,主要是靠卡瓦牙对管柱的咬合来抱紧管柱。文章主要介绍卡瓦如何加工才能保证牙型的尖锐性以及如何检验卡瓦的合格性。更多还原

【Abstract】 Slips play an important role in the production process of oil and gas fields. They are used to clip and hang the string of drill pipe, drill collar, power drill tool, casing and so on. In this process, the main way to tighten the string is the clenching of the slip insert to the pipe string. This paper mainly introduces how to process slips in order to ensure the sharpness of the slip inserts and how to check the qualification of slips.更多还原