In a fusion welding process | Interview Mechanical Engineering Questions
A. only heat is used
B. only pressure is used
C. combination of heat and pressure is used
D. none of these
Answer:A
In a fusion welding process | Interview Mechanical Engineering Questions
A. only heat is used B. only pressure is used C. combination of heat and pressure is used D. none of these
Explanation: Fusion welding is defined as melting together and joining metals by means of heat. It uses heat to melt the base metals and may add a filler metal. The thermal energy required for these operations is usually supplied by chemical or electrical means. Filler may or may not be used.