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The general causes of fastener failure
② The thread is broken due to shear force.
③ The stress concentration area breaks after use;
④ Fatigue fracture;
⑤ Delayed fracture;
⑥ Torque alarm for parts;
⑦ Thread slippage.
The causes of failure
It originates from one of the following three aspects or a combination of them
Quality issues in the manufacturing process of fasteners lead to their failure.
② The failure of fasteners is caused by issues with the selection of fasteners or the use of components (including those caused by human factors).
③ Fastener assembly problems led to fastener failure.
