WELDING - Practice Mode

1) Which type of filler metal require flux while gas welding?
Correct Answer: High silicon cast iron S - C 11
2) Which is the important part in soldering iron?
Correct Answer: Head (copper bit)
3) Which material is used to manufacture soldering iron tip?
Correct Answer: Copper
4) Which type of flux removes oxides on base metal surface?
Correct Answer: Inorganic fluxes
5) Which is organic flux?
Correct Answer: Tallow
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