- Hooks can be classified into single hook and double hooks according to the appearance; forged hooks and strapped hooks according to production method.
- A lifting hook is a device for grabbing and lifting loads by means of a device such as a hoist or crane. A lifting hook is usually equipped with a safety latch to prevent the disengagement of the lifting wire rope sling, chain or rope to which the load is attached.
- Lifting equipment hooks have single hook and double hooks according to shape of hook. Five strength grades M,P,S,T,V,are classified in accordance with mechanical property. Forging hook and strap type hook are manufactured according to method of manufacturing.
- Forged hook is connected to the crane and the weight of the link, plays a vital role, must attach importance to the maintenance of it. So if the hook hoisting height limiter or hook locking device failure or damage, the hook absolutely cannot be used.