Exam 33: Brazing, Braze Welding, and Soldering

Tin-leads are most commonly used for ____.

The spacing between the parts being joined greatly affects the ____ of the finished part.

The strongest joints are obtained when the parts use lap or scarf joints where the joining area is equal to ____ times the thickness of the thinnest joint member.

List the three major functions of fluxes.

​Why would a fuel gas be bubbled through a flux container?

​Versatility, portability, and speed are all advantages of which brazing process?

Fluxes that are active at room temperature ____.

What is the paste range of an alloy of 61.9% tin and 38.1% lead?

____ alloys have excellent wetting, flow, and strength characteristics, but they are expensive.

​Which of the following is a form that flux is available as?

​What alloys make up the filler metal BAlSi?

​What is an advantage of furnace brazing?

Unlike welding or hardsurfacing, ____________________ has no hard spots that make remachining difficult.

Soldering fluxes are chemical compounds such as ____.

The ____________________ strength of a joint is its ability to withstand a force parallel to the joint.

____ relies on capillary action to draw filler metal into the joint, whereas ____ does not need capillary action.

Brazing fluxes are chemical compounds such as ____.

​The term phos-copper is used to refer to ________________.

As the joint space decreases, ____.

____ has a higher tensile strength and lower creep than the tin-lead solders.