IPT Pipe Trades Manual, Section 4- Fittings

Pipe fittings are the joining components that make possible the assembly of equipment, valves and pipe in to functioning piping systems.

• false

• true

Fittings are specified or identified by the nominal pipe size or tube size that the fitting is manufactured to fit.

• true

• false

What type of fitting is designated or described by the amount of directional change they make in a piping system

• tee

• flange

• elbow

• coupling

The face to center distance of a 4" NPS, long radius, butt welded elbow is:

• 4"

• 6"

• 8"

• 10"

What type of fitting is used to make joining or dismantling of piping or equipment easier?

• coupling

• bushing

• tee

• union

What type of fitting is generally classified as ground joint or gasket type?

• union

• flange

• elbow

• tee

What type of fitting is used to join two pieces of pipe together in a straight line?

• union

• coupling

• tee

• flange

Which type of coupling is used when it is important to keep a constant center-line?

• concentric coupling

• eccentric coupling

Which type of coupling has an offset center-line?

• concentric coupling

• eccentric coupling

What type of fitting provides for for branches, take-offs and/ or auxiliary connections within a piping system?

• couplings

• elbows

• tees

• flanges