WELDING - Quiz

1) Which type of filler metal require flux while gas welding?

High silicon cast iron S - C 11 Mild steel-type S-FS1 Mild steel-type S-FS2 Wear-resisting alloy steel

2) Which is the important part in soldering iron?

Handle Shank Head (copper bit) Edge

3) Which material is used to manufacture soldering iron tip?

Cast iron Steel Bronze Copper

4) Which type of flux removes oxides on base metal surface?

Inorganic fluxes Organic fluxes Resin Tallow

5) Which is organic flux?

Hydrochloric acid Zinc chloride Ammonium chloride Tallow