Steamfitter Equipment and Tools Knowledge 2

Question 1

What is the primary purpose of a pipe alignment clamp when joining flanged connections?

Accepted Answer

To hold mating flanges in proper axial alignment during bolting

Answer

To cut the pipe to the correct length

Answer

To measure the pipe wall thickness

Answer

To pressure-test the joint before welding

Question 2

A chain pipe vise is preferred over a yoke vise when working with pipe larger than approximately:

Accepted Answer

4 inches

Answer

1 inch

Answer

2 inches

Answer

8 inches

Question 3

Which type of pipe cutter is specifically designed for use in confined spaces where a full rotation cannot be made?

Accepted Answer

Oscillating pipe cutter

Answer

Wheel cutter

Answer

Soil-pipe cutter

Answer

Rotary pipe cutter

Question 4

When using an oxyacetylene torch for brazing copper piping in a steam system, the flame type should be:

Accepted Answer

Neutral flame

Answer

Carburizing (reducing) flame

Answer

Oxidizing flame

Answer

Backfire flame

Question 5

A hydraulic pipe bender is used instead of a mechanical bender primarily because it:

Accepted Answer

Generates greater force allowing bending of heavier-wall pipe

Answer

Produces tighter radius bends on smaller pipe

Answer

Works only on plastic pipe

Answer

Eliminates the need for a back shoe

Question 6

What tool is used to verify that a newly cut pipe end is perfectly square (90° to the pipe axis)?

Accepted Answer

Combination square against the pipe OD

Answer

Speed square placed across the bore

Answer

Pipe level

Answer

Micrometer

Question 7

Which hand tool is used to remove burrs from the inside diameter of a freshly cut pipe?

Accepted Answer

Half-round file or reamer

Answer

Pipe dope brush

Answer

Thread die

Answer

Flaring tool