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In forehand welding, the angle between the welding torch and the work is ________ as compared to backhand welding.
Which of the following statement(s) is/are true regarding butt welding? 1. Flash butt welding is a combination of resistance, arc and pressure welding 2. Upset butt welding is used for welding rods 3. Percussion Welding is a self timing spot welding method 4. Aluminium alloys are flash welded
In backhand welding, the angle between the welding rod and the work is ________ as compared to forehand welding.
In forehand welding, the angle between the welding rod and the work is kept as
Consider the following statements: In metal arc welding 1. Utilizes a consumable electrode 2. A welding torch used is connected to acetylene gas supply 3. The electrode and work-piece are connected to the welding power supply. Which of these statements are correct?
If the flame of the welding torch is directed towards the progress of welding, then what will you call the welding technique?
In backhand welding, the angle between the welding torch and the work is kept as
Which two of the following joining processes are autogenous? i. Diffusion welding ii. Electroslag welding iii. Tungsten inert gas welding iv. Friction welding
In forehand welding, the weld is made
For gas welding, the pressure desired at the welding torch for acetylene is