engineering recuitment GATE ME 2023-24 Test Series Production Engineering (Manufacturing) Joining Welding
A butt weld joint is developed using plates of thickness 8 mm and GTAW. The welding voltage and current are 24 V and 480 A respectively. If the weld speed is 20 mm/min and the heat transfer efficiency is 86 %, then the heat input per unit length is _______ kJ/mm.
Enter numerical value using the virtual keypad. Round off where necessary.