Creating metal sculptures that withstand UV radiation requires careful material selection and protective techniques. Start by choosing metals with natural UV resistance, such as stainless steel, bronze, or aluminum, which oxidize less under sunlight. For additional protection, apply specialized UV-resistant coatings like powder coatings or clear polyurethane sealants, which block harmful rays while preserving the sculpture's finish.

Another effective method is anodizing aluminum sculptures, creating a durable oxide layer that resists fading and corrosion. For painted sculptures, use high-quality automotive or marine-grade paints with UV inhibitors. Regular maintenance, including cleaning and reapplying protective coatings, further extends the sculpture's lifespan.

For intricate designs, consider combining metals with UV-stable composites or glass elements. Proper placement also matters—position sculptures in shaded areas or use protective structures to minimize direct sun exposure. By combining these strategies, artists can ensure their metal creations remain vibrant and structurally sound for years, even in harsh outdoor environments.