ZQJ178/90 drill pipe screwing tong
The company has developed a wide variety of mechanized wellhead tools for oil drilling and production with a full set of models, including more than 50 series and more than 100 models including ZQ drill pipe power tong series
ZQJ178/90 drill pipe screwing tong is designed and manufactured by Jiangsu Rushi Machinery Co., Ltd for coal bed methane drill rig. It is used to loosen/tighten joint of drill pipe in coal bed gas exploration and exploitation. Open throat design of tong head allows the tong to escape from drill pipe freely with high mobility. The tong is wholly hydraulic driven with large torque and reliable clamp. Forward-backward movement and upward-downward movement of the tong are driven via hydraulic cylinder, powerful and stable.
|Working flow, hydraulic system||l／min||40～60|
|Working pressure, hydraulic system||MPa||20.7|
|Maximum breakout torque||kN.m||90|