1. Adjusting the height of the vertical roller to improve the accuracy of LSAW steel pipes in producting;

2. Add some pads of different thickness under the lower roll bearing seat of LSAW steel pipe to adjust the accuracy;

3. If the device is pressed on the bottom of LSAW steel pipe, the accuracy can be adjusted by the press on the device;

4. For the frame of the LSAW steel pipe manufacturer, the single frame and their bases, different thicknesses should be added;

5. Choose the right bottom diameter of the lower rollers for frame.

We are specializes in the production of spiral steel pipes, etc., has been strictly controlling in quality, and has been deeply supported and trusted by customers for many years.