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XQ89/3C hydraulic power tongs are a special machine used for threading and unthreading oil pipes in oilfield workover operations. They are new products that are further improved and perfected based on the original XQ89/3B hydraulic power tongs. This product is driven by a large torque cycloid hydraulic motor, and the H-type manual reversing valve is directly connected to the hydraulic motor. It has a compact structure and is the lightest type of tubing tongs currently used for workover hydraulic power tongs.
The tong head uses inner curved roller climbing and clipping mechanism and needn't to change any part during making up or breaking out the tubing thread which diameter is 2 7/8 ″or 31/2″.
Two shifts provides high speed at the high gear and large torque at the low gear.
The brake mechanism is on the upper and so it is easy to adjust and repair.
The new type hydraulic Backup tong and master tong form a combined tong . Operating the manual control valve of master tong, the combined tong clipping and unloosing simultaneously.
The adequate torque will be gained during making up and breaking out the various steel tube by adjusting pressure of oil .
This product has owned several patents of China.(Patent NO. ZL202322919554.9 etc.)
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