Global Purlins and Side Rails market was valued at USD 3.2 billion in 2023 and is projected to reach USD 4.8 billion by 2030, exhibiting a steady CAGR of 5.9% during the forecast period. Purlins and side rails form the structural backbone of modern roofing and cladding systems, serving as critical components in industrial, commercial, and residential construction. These galvanized steel or...