| Step 1. | Choose Home tab→Solids group→Blend  | 
| Step 2. | On the Blend command bar, choose Variable Radius. | 
| Step 3. | Select the edges you want to round. 
 Note: The selected edges must form a single chain, and they must be tangentially connected at their end points. Solid Edge calculates a smooth transition along the length of the chain. | 
| Step 4. | Use the Blend command bar boxes to define characteristics of the rounds. | 
| Step 5. | Define the end you want to apply the start radius to. 
 Note: By default, you can select endpoints and midpoints. If you need keypoints in other locations, add them using the Intersection Point command. | 
| Step 6. | In the Radius field of the Select Vertices step, type in a radius value, and click the Accept button  | 
| Step 7. | Define the end you want to apply the end radius to. 
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| Step 8. | In the Radius field of the Select Vertices step, type in a radius value, and click the Accept button  | 
| Step 9. | On the Blend command bar, click the Finish button. 
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