Polished Rod Clamp

This type of polished rod clamp is composited of clamp body, bolt, nut, and washer set (clamp slip, lock screw, rubber gasket of dustproof). There are threads on the clamp slip which closely snap onto the rods. Clamp slip is 20CrMnTi (Chinese brand) alloy steel with high strength, making clamp can stand working load can reach to 40,000 LBS Rated Working Load, and it is tested to 55,000 LBS maximum working load when used for 11/8" Polished rod. It is normally used for rods of size 1.1/8″, 1.1/4″, and 1.1/2″.

The polished rod clamp is of butterfly structure, it is fixed on the polished rod as retaining device for the rope hanger. It makes the pumping unit horsehead connected with polished rod through rod eye lifting device, and then the polished rod append and support the load of sucker rod string. The polished rod clamp is an important part connecting oil pump and sucker rod, it is required not only reliable, have a certain capacity, but also can not cause damage for sucker rod.