Market Overview The U.S. heat-treating market was valued at USD 23.09 billion in 2024 and is projected to expand to USD 30.12 billion by 2034, registering a compound annual growth rate (CAGR) of 2.7% from 2025 to 2034. Heat treating, a critical industrial process used to alter the physical and mechanical properties of metals, continues to play a pivotal role in the...