How to braze metal with a propane torch

Written by james melzer
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How to braze metal with a propane torch
Braze two metals to join them together. (mig welder image by Jake Hellbach from

Brazing is the process of joining two metals together to form a solid structure. The two metals must be heated with a propane torch to the proper temperature before brazing can occur. When this happens, they two metals are joined together with another metal, known as brazing wire. Brazing is a simple process, but safety precautions should be taken since you are working with hot metal and a flame.

Skill level:

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Things you need

  • Brazing wire
  • Propane torch
  • Safety goggles
  • Work gloves

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  1. 1

    Place the two metals together on a fire-resistant surface. Put on the safety goggles and work gloves.

  2. 2

    Heat the two metals with the propane torch until they reach the brazing temperature of 232 degrees C Celsius/449 degrees Celsius, or are red hot.

  3. 3

    Place the brazing wire against the seam of where the two metals are joined. Heat the brazing wire with the propane torch until it melts against the seam.

  4. 4

    Let the two metals and brazing wire cool.

Tips and warnings

  • All the supplies needed for brazing can be purchased at your local hardware store.

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