Beijing Owetech Petroleum Technology Co., Ltd. [China]

The upper and lower threads may be API tubing threads and VAM threads.

·Taper type and straight type·Metal-to-metal seal and non-metal seal·Back pressure valve thread·Various cable penetrator channel, control pipeline channel of subsurface safety valve.Chemical reagent injection channel and capillary channel.·The upper and lower threads may be API tubing threads and VAM threads.

Tubing hanger