Steamfitter Equipment and Tools Knowledge 4

Question 1

What is the purpose of a flange spreader (or flange jack) in pipefitting work?

Accepted Answer

To safely separate stuck flanges for gasket replacement without damaging the mating faces

Answer

To cut flanges off old pipe

Answer

To drill bolt holes in flanges

Answer

To align flange bolt holes during assembly

Question 2

A pipe laser level is most useful during which phase of a steamfitting project?

Accepted Answer

Establishing grade and elevation for long pipe runs

Answer

Threading pipe ends

Answer

Pressure-testing completed systems

Answer

Cutting pipe to length

Question 3

What distinguishes a reciprocating saw from a jigsaw when cutting pipe in the field?

Accepted Answer

A reciprocating saw blade moves in-line with the tool body, allowing access in tight spaces

Answer

A jigsaw cuts faster on large-diameter pipe

Answer

A reciprocating saw cannot cut metal pipe

Answer

A jigsaw uses a circular blade

Question 4

A boiler feed pump is classified as what type of pump in a steam system?

Accepted Answer

Centrifugal pump

Answer

Gear pump

Answer

Peristaltic pump

Answer

Diaphragm pump

Question 5

Which type of valve is best suited for throttling steam flow to regulate process temperature?

Accepted Answer

Globe valve

Answer

Gate valve

Answer

Ball valve

Answer

Check valve

Question 6

A T-drill (hole-cutting drill) is used to create a branch outlet in an existing pipe because it:

Accepted Answer

Cuts a precise circular hole and forms a collar that eliminates the need for a welded tee fitting

Answer

Threads the branch outlet automatically

Answer

Works only on plastic pipe

Answer

Requires no special tooling

Question 7

What is the purpose of a pipe-freezing kit in steamfitting maintenance work?

Accepted Answer

To create an ice plug inside a water pipe to isolate a section without draining the entire system

Answer

To test pipe for cold-temperature brittleness

Answer

To bend pipe at low temperatures

Answer

To detect leaks using refrigerant dye