1. The plane thickness of the large cast iron plate is about 30~35cm, the medium cast iron plate is about 25cm, and the small cast iron plate is about 10~20cm.

 　　

2. The height of the main rib is about 1/4~1/5 of the flat width of the cast iron surface plate.

 　　

3. The diameter of the three legs is twice the thickness of the cast iron surface plate.

　　

4. The three legs should be 1/3 of the plane thickness higher than the rib surface.

 　　

5. The thickness of the main rib is about 1/2~3/5 of the thickness of the cast iron plate.

　　

6. The thickness of the auxiliary rib is about 2/5~1/2 of the plane thickness. 　

　

7. The height of the cast iron plate is about 1/3~1/5 of the width.

 

 

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