Which beams are stronger circular or rectangular beams?

The strength of a beam, whether circular or rectangular, depends on various factors such as material properties, dimensions, and the type of load applied. Generally, circular beams (or tubes) are stronger in torsional resistance and can handle bending loads well in all directions, making them ideal for certain applications. Rectangular beams, on the other hand, are often preferred for their ease of fabrication and effective use of materials in specific orientations. Ultimately, the choice between them should consider the specific structural requirements and loading conditions.