Single Crane Hooks

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Product Details

The hook is often impacted during the operation, and it must be made of high quality carbon steel with good toughness.Ensure the safety, quality and safety factor, and the static load is three times.The weight is from 5 tons to 550 tons.


Hook's scrap

In case of the following conditions, the hook shall be scrapped:

1. Crack;

2. 10% of the original size of the dangerous section;

3. Increase the opening rate by 15% compared with the original size;

4. The torsional deformation of more than 10 °;

5. Plastic deformation in the neck of the dangerous section or hook;

6. The liner shall be scrapped if it wears 50% of the original size;

7. When the plate hook shaft is worn at 50% of the original size, the spindle should be scrapped.

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