Study Guide: Tubing Concepts and Applications (12111-14)

The wall thickness of metric tubing is normally expressed in ____

millimeters

The formula: X = outside diameter - (2 x wall thickness), is used to determine the tubing _____

inside diameter

Looking at the inside surface of tubing is the best way to determine____

if the tubing is welded or seamless

Stainless steel tubing is often used in ___

high-pressure and high-temperature applications

Steel tubing is often used in ____

high-pressure hydraulic systems

Which of the following is not an organization related to tubing standards?

ASHRAE

When storing tubing, it is a good work practice to _____

keep the same size and types of tubing together

A common hacksaw blade used for tube cutting has ______

32 teeth per inch

A flat file is a good tool to use to

remove burrs from the outside of tubing

Tubing shears are often used to cut

poly or plastic tubing

The type of bend used to go around an obstacle is called a(n)

Offset

Which of these is commonly used to bend large, heavy-walled tubing?

Hydraulic tubing bender

On a hand-operated lever bender, the part that is moved around the tubing to conform the tubing to the shape of the forming wheel is called the _____

slide bar or shoe

A 1/2-inch piece of tubing is generally connected to a

1/2-inch fitting

The fitting designed to change the run from a larger size to a smaller size of tubing or piping is a(n)

reducer

The fitting that has one or two ferrules that pinch the tubing as the nut is tightened onto the body of the fitting is a

Compression fitting

The type of fitting with extermal threads that connect to a component having internal threads is a

male fitting

A flare fitting for high-pressure applications that incorporates a sleeve around the flare is the

JIC style

Brazing is a process in which

the joint is heated above 842°F (450°C)

Once a PVC joint has been initially made up,

the tube should be rotated about 1/4 turn