The steel plate lifting clamp is a tool for lifting steel plate items. Here's how to repair it:

1. The jaw opening of steel plate lifting tongs shall be within 1% of the original size.

2. Steel plate lifting tongs shall be marked with safety load and other marks.

3. The surface of steel plate lifting tongs shall be smooth and flat without cracks and damages, and the welding position shall be fully welded without slag inclusion and welding deformation.

4. The lifting ring and shaft hole shall be free of cracks, and the wear of the lifting ring shall not exceed 10% of the original diameter.

5. The steel plate lifting tongs shall be tested with twice the safety load and kept for five minutes. After unloading, they shall be fully inspected and shall not be deformed for a long time.

Next: Relevant knowledge of steel plate lifting tongs

Previous: What are the main components of lifting tongs?