Introduction of nipple
The nipple is a kind of fitting commonly used in industrial pipeline connection.There are common screw nipples, which are divided into double head outer thread, single head outer thread and flat head outer thread. In addition, there are also nipples connected by flange.
The nipple is divided into tubing nipple and casing nipple. Flanging nipple in pipe connection is commonly used together with the flange, which is sheathed in the inner space of the flange, and then the tail is welded with the steel pipe. At this time, the flange can be moved, as long as the flange of a specification can be connected at any time. The purpose is that the flange can move.
The oil pipe nipple is a short section of oil pipe. Compared with the oil pipe, it is only different in length, and the others are the same. The length is 0.25m, 0.5m, 1M, 1.5m, etc., which is used to assemble and lower the well string.
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