Creating a functional metal sculpture requires a careful balance of artistic vision and practical engineering. The first consideration is material selection—stainless steel, bronze, or corten steel offer durability and weather resistance for outdoor installations. Structural integrity is paramount; the sculpture must withstand environmental stresses while maintaining its form.

Welding techniques and joint design play a crucial role in longevity, with proper seals preventing moisture damage. Weight distribution affects both stability and installation feasibility, requiring precise calculations. The sculpture's intended function—whether decorative, interactive, or load-bearing—dictates design choices.

Surface treatment deserves special attention, as protective coatings enhance both aesthetics and corrosion resistance. Finally, consider maintenance requirements; accessible designs simplify cleaning and repairs. By addressing these factors, artists can create metal sculptures that are both visually compelling and built to last.