Global smart factory lightweight materials market size was valued at USD 4,200 million in 2025. The market is projected to grow from USD 4,400 million in 2026 to USD 6,800 million by 2034, exhibiting a CAGR of 5.5% during the forecast period. Lightweight materials such as advanced aluminum alloys, magnesium, high‑strength steel and carbon‑fiber composites are increasingly integrated into...