1

A gas burner (torch) that burns mapp gas is advertised to have a flame temperature of 2900 C. Steel melts at 1300 C. Gas burner tips are made of steel. How come they don't melt?

closed as off-topic by isherwood, Speedy Petey, Daniel Griscom, ThreePhaseEel, Chris Cudmore Jan 23 '17 at 16:24

  • This question does not appear to be about home improvement within the scope defined in the help center.
If this question can be reworded to fit the rules in the help center, please edit the question.

  • 4
    I'm voting to close this question as off-topic because it isn't about home improvement. It's a physics question that might be better asked at physics.stackexchange.com. – isherwood Jan 19 '17 at 17:50
1

That is the temperature of the hottest part of the flame. Here is a useful picture from SE that shows temperatures for a candle flame:

temperature of candle flame

Here is a diagram for a gas flame showing how the temperature changes by region. Only the hottest point in the center is at the claimed maximum:

enter image description here

Not the answer you're looking for? Browse other questions tagged or ask your own question.