One of the most common cranes in hoisting machinery. The hook often hangs on the wire rope of the hoisting mechanism by means of the pulley group and other parts.
The hook is divided into single hook and double crochet according to the shape, divided into forging hook and laminated hook according to manufacturing method.
Single hook manufacturing is simple, easy to use, but the force situation is not good, mostly used in the starting weight of 80 tons of work occasions; Laminated hook by a number of pieces of cutting formed steel riveted, the individual plate cracks when the entire hook will not be damaged, good security, but larger, mostly used in large weight or hanging steel ladle crane. The hook is often impacted in the course of operation and must be made of high quality carbon steel with good toughness.
Hook classification is very wide, generally include: Shackle, rings, rings, pear-shaped ring, long rings, combined rings, S hook, Nose hook, American hook Claw hook, eye-shaped slip hook, with insurance card rings screws, chain shackle, with unique, novel, high quality, safe features, applicable to factories, mines, petroleum, chemical and ship terminals. Ensure safety, quality safety factor, static load up to 3 times times. Starting weight from 5 tons $number tons.