When selecting connecting sleeves, the following factors need to be considered:
1. Load-bearing capacity and application environment: Select the connecting sleeve's load-bearing capacity and other performance indicators based on the application environment and requirements.
2. Connection method and fit tolerances: Select the appropriate connecting sleeve based on the connection method, and consider its fit tolerances.
3. Material and surface treatment: Select suitable materials and surface treatment methods to ensure the connecting sleeve's corrosion resistance, wear resistance, etc.
4. Quality and price: Under the condition of meeting technical requirements, consider the connecting sleeve's quality and price.
