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What Does the Sign on the Shackle Indicate

What Does the Sign on the Shackle Indicate

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The shackle is a connecting piece in the hoisting operation. Although it is small in size, it contains all its information. This information is as vital as our ID card, allowing you to know the identity of each shackle all the time. Everywhere.

At present, most hoisting operations are inseparable from the assistance of shackles. There are many types of shackles, mainly divided into bow shackles and D-shaped shackles. No matter what kind of shackles, a series of information is indispensable as long as regular manufacturers produce them. Therefore, this information is also a means to judge whether the shackle is qualified.

So what does the information on the shackle mean? Next, we will answer them one by one for you.

The shackles produced by different manufacturers may have slightly different identification information, but four points must be there:

Marking on the surface of the shackle

1. WLL

First, the full name of WLL is the working load limit, which means that the shackle limits the workload, that is, its maximum load.

WLL: Working load for correct use along the axis of symmetry.

The working load meets the use requirements: WLL≥L (load weight).

2. “X” T

The X in the “X” T in the back is a number, and the number represents the maximum load of several tons. For example, WLL 2T means the entire load is 2 tons.

3. CE

CE is the CE certification of rigging, the mark of EU certification. If there is CE on the equipment, it has passed the EU certification, and there is no need to worry about the quality.

4. Separate numbers.

The last number is generally located at the end of the information. On the right side of the body, it may be a fraction or an integer, which means the diameter of the shackle, which the user can use to judge whether this size can be used.

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