The hook is divided into single hook and double hook according to its shape;The hook is divided into forging hook and laminated hook according to the manufacturing method.
Single hook is simple to manufacture, easy to use, but the force is not good, mostly used in the lifting weight of 80 tons of the following working occasions;The double hook with symmetrical force is often used for heavy lifting.The stack hook is riveted by several pieces of steel plate cut into shape. The whole hook will not be destroyed when the individual plate cracks. It has good safety, but its dead weight is large, and it is mostly used in the crane with large lifting weight or lifting the ladle of steel.The hook is often impacted in the process of operation and must be made of high quality carbon steel with good toughness.
Hook classification, generally includes: the shackle, ring, ring, pear ring, long rings, composite rings, S hook, hook nose, American hook Claw hook, eye hook, belt insurance card lifting bolt, shackle chain, has the characteristics of unique, innovative, high quality, safety, applicable to factories, mines, oil, chemical industry and dock, etc.Ensure safety, quality safety factor, static load up to 3 times.Lifting weight from 5 tons to 150 tons.