Classify butt welding process.

Classify butt welding process.
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1 Answer

Answer :

Classification of Butt Welding Processes:

1. Flash Butt Welding

2. Resistance Butt Welding

3. Hand Welding

4. Upset Welding
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A butt weld has been made by MMA in a 50mm thick impact tested steel plate. The welding electrode used was a basic type, 5mm diameter. The measured welding parameters for one of the runs was 250 amps, 24 volts, using DC+ve polarity, and a ROL:of 180mm per min. What would be the arc energy? a) Insufficient information given to calculate the arc energy b) 1.9 kJ/mm c) 1.87 kJ/mm d) 2.0 kJ/mm

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