English 
It is believed that many people have seen the situation of elevator out of service, but this situation is not necessarily caused by elevator failure, but also may be caused by regular maintenance. For such consumables as elevator wire rope, the loss situation needs to be timely mastered, so as to en
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When the fiber core of the wire rope is damaged or the steel core (or the inner rope strand in the multi-layer structure) is broken, resulting in a significant reduction in the rope diameter, the wire rope shall be scrapped. Minor damage, especially when the stress in all strands is in good balance,
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