Precautions for the use of hemp rope sacks
Precautions for the use of hemp rope sacks: 1. Hemp rope is only applicable to the movement and lifting of lifting tools and light workpieces, or the hand-pulled rope for lifting workpieces, and shall not be used in mechanically driven lifting tools. 2. The hemp rope shall not be twisted continuously in one direction to avoid looseness or torsion. When the above phenomenon is found, it should be eliminated in time.
2021-09-22
pay attention to the use of hemp sacks:
1. The hemp rope is only applicable to the movement and lifting of lifting tools and light workpieces, or the hand-pulled rope for lifting workpieces, and shall not be used in mechanically driven lifting tools.
2. The hemp rope shall not be twisted continuously in one direction to avoid looseness or torsion. When the above phenomenon is found, it should be eliminated in time.
3. In the use of hemp rope, it is strictly prohibited to directly contact with sharp objects. If it is unavoidable, it should be padded to protect objects.
4. When hemp rope is used as a running rope, the safety factor shall not be less than 10; When used as a rope buckle, the safety factor shall not be less than 12.
5, hemp rope shall not be in contact with acid, alkali and other corrosive media.
6, hemp rope should be stored in a ventilated and dry place, not heat damp.
7, hemp rope should be carefully checked before use, when the surface uniform wear does not exceed 30% of the diameter, local contact injury does not exceed 10% of the diameter of the same section, can be reduced according to the degree of diameter reduction reduced to reduce the use. If local contact injury and local corrosion are serious, the damaged part can be cut off and used for plug connection.
8. When hemp rope is used in pulley group, the diameter of pulley should be greater than 10 times of the diameter of hemp rope, and the radius of rope groove should be greater than 1/4 of the radius of hemp rope.
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