TIG Welding Market Size, Share & Industry Analysis, By Automation Level (Manual, Semi-Automated, and Fully Automated), By Power Output (Up to 200 Amperes, 201-300 Amperes, 301-400 Amperes, and Above 400 Amperes), By Application (Sheet & Thin-Metal Welding, Pipe & Tube Welding, Pressure Vessel, Boiler & Tank Welding, Structural & General Component Welding, and Precision & High-Purity Welding), By End Use Industry (Automotive & Transportation, Aerospace & Defense, Oil & Gas, Power Generation, Shipbuilding & Marine, and Industrial Machinery & Fabrication), and Regional Forecast, 2026-2034