What aspects of the wire rope in use should be tested

Mar 13, 2021

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Wear inspection: The wear of the wire rope is inevitable during use. Through the wear inspection of the wire rope, the contact status of the wire rope and the matching wheel groove can be reflected. In the case that the performance test cannot be carried out at any time, the actual load-bearing capacity of the wire rope can be estimated based on the degree of the wire wear.

Broken wire inspection: After the wire rope is put into use, there will definitely be wire breakage, especially in the later period of use, the development speed of broken wire will rise rapidly. Because it is impossible for the wire rope to stop running once the wire breaks during use, the wire break inspection, especially the inspection of the wire break within a lay length, can not only infer the continuous carrying capacity of the wire rope, but also according to the broken wire. The development speed of the number of wires indirectly predicts the fatigue life of the wire rope.

Diameter check: Diameter is a very important parameter of steel wire rope. By measuring the diameter, it can reflect the changing speed of the diameter, whether the steel wire rope has received too much impact load, whether the strand tension is uniform during twisting, and whether the rope core maintains sufficient support capacity for the strand.

Lubrication inspection: Under normal circumstances, most of the new factory wire ropes have been lubricated during production, but during the use process, the loss of lubricating grease will be reduced. In view of the fact that lubrication can not only protect the steel wire rope from corrosion during transportation and storage, but also can reduce the friction between the steel wire, between the strands and between the wire rope and the matching wheel groove during the use of the wire rope, which is very beneficial to prolong the service life of the wire rope. Therefore, in order to reduce the harm of corrosion and friction to the steel wire rope to a low level, it is necessary to conduct a lubrication inspection.


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