1. The extended type connection is used when the steel bar is too long and dense, and it is inconvenient to rotate. The elongated threaded sleeve is screwed into a pre all steel, and then screwed into the threaded ends are anti-bonding steel, steel semi-rotation lock can be connected to the lap element, the choice of standard coupling sleeve.
2. The possible free rotation of the standard connection use. The reason for using iron bars is opposite each other in the end strength of the lock bridge piece. Choose a standard sleeve or a reducer connection sleeve.
3, the lock female connection is used for the steel bar can not be rotated at all, such as bending steel bars and bridges, cast-in-situ piles and other steel cages docking each other. Screw the lock nut and the connecting sleeve into the extension thread before screwing it into the other end of the steel bar and lock the connection sleeve with the lock nut. Standard or flared connection sleeves can be used to lock the mother
4. The positive and negative thread-type connection is used for occasions where the steel bar can not be rotated completely and the internal force of the steel bar is required to be adjusted, such as construction joints and post-casting belts. The connecting sleeve is provided with a positive and negative threaded buckle, which can loosen or tighten the two steel bars in one screwing direction. The connecting sleeve with the positive and negative threaded fasteners should be used first.
2. The possible free rotation of the standard connection use. The reason for using iron bars is opposite each other in the end strength of the lock bridge piece. Choose a standard sleeve or a reducer connection sleeve.
3, the lock female connection is used for the steel bar can not be rotated at all, such as bending steel bars and bridges, cast-in-situ piles and other steel cages docking each other. Screw the lock nut and the connecting sleeve into the extension thread before screwing it into the other end of the steel bar and lock the connection sleeve with the lock nut. Standard or flared connection sleeves can be used to lock the mother
4. The positive and negative thread-type connection is used for occasions where the steel bar can not be rotated completely and the internal force of the steel bar is required to be adjusted, such as construction joints and post-casting belts. The connecting sleeve is provided with a positive and negative threaded buckle, which can loosen or tighten the two steel bars in one screwing direction. The connecting sleeve with the positive and negative threaded fasteners should be used first.
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Label: Sleeve Construction joints Reinforcement cage Thread Reducing
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