Rotary hook in oil field

The rotary hook in the oil field, also known as the special hook of the oil field, is a professional hook used with the oil field rig. There are mainly three tons, five tons, eight tons of three specifications, the shackle, the rotary body and the claw safety hook, shackle is 40Cr alloy steel forgings, tensile safety coefficient is 4 times, the rotary body is 40Cr machined, body is provided with a pressure bearing, and the safety hook claw is manufactured by 35CrMo die forging the safety coefficient is up to 5 times.

 

 

Oil rotary hook made of alloy steel forging made by special heat treatment, so as to meet the requirements of high strength. To provide all kinds of rigging fittings and connection terminal: high strength ring, hook, shackle, turnbuckle, made available with steel wire rope, sling chain, combined with free combined into various forms of rigging sets.