产品详情介绍
循环接头是下套管中途或下完套管时循环钻井液用的专用接头。
根据需要可分为套管螺纹循环接头和由壬螺纹循环接头（全规格）。
Circulation sub is a specialized tool for Circulation drilling fluid when running in casing on the way or finishing running casing downhole.According to actual needsThere are circulating sub with casing thread and circulating sub withunion thread(All sizes)
