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Crane hook, types of crane hooks with different crane hook dimensions

03 Jan, 2017

Crane hook 

Crane hook for your overhead crane, gantry crane, and other types of lifting equipment is for sale. Type of crane hooks with different crane hook dimensions are available. Crane hook design service is also available. Check types of crane hooks now and get your crane hook designed. y0rHenan Dongqi Machinery Co., Ltd
y0rHenan Dongqi Machinery Co., Ltd
Crane lifting crane hook is a common device for grabbing and lifting loads used by a hoist or crane. The lifting crane hook is usually equipped with safety latch to ensure the wire rope sling, chain or rope in the proper place of crane hook and ensure the safety. With one or more built-in pulleys, the crane hook group can amplify the lifting force.y0rHenan Dongqi Machinery Co., Ltd

Application of crane hook group

Due to the characteristics of simple manufacture and strong usability, crane hook group is used widely to handle materials. As the most widely used loads handling devices, crane hook groups are usually used with hoist or crane machinery for handling materials in various applications in different industries.y0rHenan Dongqi Machinery Co., Ltd

 

crane hookCrane hooky0rHenan Dongqi Machinery Co., Ltd

Types of hook

According to different standards, crane hooks can be classified into different types, the single and double hook, the forging and laminated hook, closed and semi-closed hook, and other hooks, such as, electric rotary hook, etc. according to the different features, these types of crane hooks are widely used in different applications.y0rHenan Dongqi Machinery Co., Ltd

1) On the shape of hooks y0rHenan Dongqi Machinery Co., Ltd
crane hooks can be classified in to single hook, C type hook, and double hook, etc.y0rHenan Dongqi Machinery Co., Ltd

shapes of crane hookDifferent shapes of crane hooksy0rHenan Dongqi Machinery Co., Ltd

Single crane hook is usually used for handling loads under the weight of 75 tons, with the feature of simple manufacturing and convenient to use, etc.y0rHenan Dongqi Machinery Co., Ltd
Due to the good bearing capability, the double crane hook is widely used for heavy loads handling.y0rHenan Dongqi Machinery Co., Ltd

2) On manufacturing methodsy0rHenan Dongqi Machinery Co., Ltd
According to the produciton methods, crane hooks can be classified into forging crabe hook and Laminated crane hook.y0rHenan Dongqi Machinery Co., Ltd

forged crane hook y0rHenan Dongqi Machinery Co., Ltd

Forging crane hooky0rHenan Dongqi Machinery Co., Ltd

Forging crane hooky0rHenan Dongqi Machinery Co., Ltd

The forging crane hook is made of high quality low carbon steel or low carboon alloy steel, such as, 20 high-quality low carbon steel, 16Mn,20MnSi,36MnSi, which is annealed after being forged.y0rHenan Dongqi Machinery Co., Ltd

The forging hook is simple to be manfactured and is easy to be operated however its stress condition is not as good as laminated hook. Therefore, the froging hook is usually used for handling loads below 80 tons. And double hooks will be adopted when come into handling heavey loads.y0rHenan Dongqi Machinery Co., Ltd

Laminated crane hooky0rHenan Dongqi Machinery Co., Ltd

Laminated crane hook is riveted through several pieces of steel plates. The laminated hook provides high safety for when one individual plate has flaws, the whole hook still can work without being damaged. With the features of high safety and large dead weight, laminated hook is usually used on large lifting capacity cranes, such as, steel ladle cranes, etc.y0rHenan Dongqi Machinery Co., Ltd

Laminated hooks also can be classified into single laminated hooks and double laminated hooks.y0rHenan Dongqi Machinery Co., Ltd

laminated crane hookLaminated crane hooks y0rHenan Dongqi Machinery Co., Ltd

3) Closed and semi-closed crane hooksy0rHenan Dongqi Machinery Co., Ltd

closed and semi-closed crane hooksy0rHenan Dongqi Machinery Co., Ltd

Closed and semi-closed crane hooksy0rHenan Dongqi Machinery Co., Ltd

4) Electric rotary crane hooky0rHenan Dongqi Machinery Co., Ltd

electric rotary hooky0rHenan Dongqi Machinery Co., Ltd

Electric crane hooky0rHenan Dongqi Machinery Co., Ltd

5) Other types of crane hooksy0rHenan Dongqi Machinery Co., Ltd

insulated crane hooks and other types of crane hooks y0rHenan Dongqi Machinery Co., Ltd

Crtane hook design service 

As a well knonwn crane parts manufactuer and supplier, Dongqi Hoist and Crane is able to produce and design types of crane hooks for crane manfuactuers and for crane end users. With powerful crane designing team, Dongqi hoist and crane is able to provide crane hook design services to produce types of sepcalized crane hooks. If you overhead crane, gantry crane, or other types of cranes need unique crane hooks, please feel free to contact usy0rHenan Dongqi Machinery Co., Ltd

Crane hook design

Crane hook maintenance

 (1)Dismount all the Crane hook head, shaft, beam, pulley block, bearings, check the condition, clean and lubricate if necessary.y0rHenan Dongqi Machinery Co., Ltd

(2)Check the wear condition of the dangerous cross section.y0rHenan Dongqi Machinery Co., Ltd

(3)Test the crane hook.y0rHenan Dongqi Machinery Co., Ltd

(4)Check the condition of crane hook plate.y0rHenan Dongqi Machinery Co., Ltd

  • Crack is not allowed on the crane hook, beam and pulley block. The screw cannot be loosened. The bearing should be in good condition. Rotate the pulley, if find out the cutter mark or crack on the tool escape, please change it.
  • If the wear of the dangerous cross section is more than 10% compare to the original height, please change it.
  • After the repairing, testing and checking is necessary for the crane hook. Hanging the 1.25 maltaple weight compare to lifting capacity in 10 minutes, the mouth of crane hook should be opened less than 0.25% compare to the original size. After unloading the deformation and crack are not allowed.
  • After riveting for the crane hook plate, the gap between the plates should be less than 0.3 mm.

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