What are the best ways to prevent warping in metal outdoor rectangular tables with mixed materials?

Warping in metal outdoor rectangular tables with mixed materials can be a common issue due to exposure to varying weather conditions and material expansion. To prevent warping, start by selecting high-quality materials that are resistant to temperature changes and moisture. Ensure proper sealing and coating of all surfaces, especially the metal components, to protect against rust and corrosion. Regularly inspect and tighten fasteners, as loose connections can lead to structural instability. Additionally, avoid placing heavy objects unevenly on the table, as this can cause stress and deformation. Finally, store the table indoors or use protective covers during extreme weather to prolong its lifespan and maintain its shape. By following these steps, you can keep your outdoor table durable and warp-free for years to come.