Brazing and Soldering Techniques

Front

What are the two essential techniques in producing leak proof sealed system joints?

Back

Brazing and soldering

Front

At what temperature is soldering performed?

Back

Below 840 degrees Fahrenheit

Front

What is the purpose of using flux in soldering?

Back

To ensure good capillary action.

Front

What is the filler metal used in brazing copper to copper?

Back

Phosphorus, copper, silver

Front

What is the trick to creating a perfect braze or solder joint?

Back

Evenly heating the tubing and the connection

Front

What is capillary attraction?

Back

The force that draws filler metal into the joint

Front

What is wetting in brazing and soldering?

Back

The process of filler metal moving through the joint.

Front

Why is proper heating critical to making good joints?

Back

To ensure capillary action

Front

What happens if the base metals are overheated?

Back

The filler metal will not flow into the joint.

Front

What is the best flame for brazing copper?

Back

Neutral flame