What are the challenges of maintaining wrought iron figurative sculptures exposed to harsh weather?

Wrought iron figurative sculptures are prized for their intricate designs and historical charm, but exposure to harsh weather poses significant challenges. One major issue is rust, as moisture and oxygen react with iron, leading to corrosion that weakens the structure. Temperature fluctuations cause expansion and contraction, potentially cracking or warping the metal. Pollutants like acid rain accelerate deterioration, while salt in coastal areas can cause rapid rusting. Regular maintenance, including sealing, painting, and cleaning, is essential but labor-intensive. Without proper care, these sculptures lose their aesthetic appeal and structural integrity over time. Protective coatings and strategic placement can help mitigate damage, but long-term preservation requires ongoing effort.