WELDING - Practice Mode

1) What size of nozzle number is used to weld 5mm thick plate?
Correct Answer: Nozzle size no 13
2) What is the diameter of filler rod used to weld 2.5mm thick mild steel by leftward technique?
Correct Answer: 2.0mm
3) What size of thickness metal used only in rightward technique?
Correct Answer: 6.03mm
4) What type of solder is used for soldering in heavy (thick) metals?
Correct Answer: Hard solder
5) What is the alloy of soft solder?
Correct Answer: Lead and tin