OFFSET
MITER
LAYOUT CUTS
SADDLE
100

 If one of the acute angles of a right triangle is 22 1/2 degrees, the other acute angle is _____.

WHAT IS
 67 1/2 degrees

100

Guides for cutting miters and for marking contours are known as _____.

WHAT IS
 ordinate lines

100

A 12", four-piece, 45-degree mitered turn has cuts made at a(n) _____.

WHAT IS
 7 1/2-degree angle

100

In order to lay out laterals, first calculate the angle of the short side of the cut, which always equals

WHAT IS
one-half the angle of the lateral for the short side

200

 The length of the travel for a simple 45-degree offset is found by multiplying the set by the constant

_____.

WHAT IS
1.414

200

To make a 22 1/2 degree turn, join two pipes that have been cut with _____.

WHAT IS
11 1/4-degree miters

200

To what angle are the miters between the branches and header cut if the 120-degree wye is to be 60 degrees?

WHAT IS
15 degrees

200

A lateral is the intersection of two pipes at LESS than _____.

WHAT IS
90 DEGREES

300

The set and travel for all the lines in an equal-spread offset are _____.

WHAT IS
always the same

300

What does a tank coil provide to a vessel to keep a material molten?

WHAT IS
Steam or heated liquid

300

 The longest leg of a 6", 90-degree Schedule 40 riser on a 10" Schedule 40 header (OD is 10.75") is

WHAT IS
15/16"

300

The first step in laying out a 45-degree lateral without using reference charts is to _____.

WHAT IS
measure the exact inside and outside diameter of the pipe

400

 The three basic sides of an offset are the set, run, and _____.

WHAT IS
travel

400

 How many segments of pipe are used in a 90-degree mitered turn that is at least 12" in diameter?

WHAT IS
4 to 7

400

 The laying out of laterals without references involves the use of _____.

WHAT IS
drafting tools

400

When measuring a mitered turn, the number of degrees per miter in a four-piece, 90-degree elbow (3 welds) is _____.

WHAT IS
15 degrees

500

5. Calculating unequal-spread offsets is necessary to _____.

WHAT IS
move piping around an object

500

Refer to the figure provided. What type of support is concentric on the center line radius of the elbow?

WHAT IS
Type 1 support

500

The formula for center-to-center length of each segment of a mitered turn is _____.

WHAT IS
2 × the radius × the tangent of the miter

500

 The first step in laying out and fabricating a three-piece, 90-degree mitered turn is to _____.

WHAT IS
find the number of degrees in each miter