Multiple choice general knowledge sports

Which metal is used for making Gas welding nozzle tips?

  1. Silver

  2. Iron

  3. Tin

  4. Copper

Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

Copper is used for gas welding nozzle tips because of its high thermal conductivity, which efficiently transfers heat away from the tip. It also has a high melting point (1085°C), allowing it to withstand welding temperatures without deforming.