Braze welding should include
- cleaning the metals to be joined
- ensuring proper fit and clearance
- fluxing the welding area
- assembling the metal to be brazed
- lighting and adjusting the heat source to a neutral flame, following all safety precautions
- heating and brazing the filler metal
- cleaning the newly brazed joint.
Process/Skill Questions:
- What is the purpose of braze welding?
- What safety precautions should be followed when braze welding?
- Why is clean metal critical for good adhesion when braze welding?
- What are methods to determine the quality of the braze weld?
- What corrections can be made if the quality of the weld is not sufficient?