BLUEPRINTS
PERIODIC TABLE
DEGREES AND ANGLES
ABB.
FRACTION TO DECIMAL
100

The arrow side of the reference line is always on the top of the line? True or False

False

100

AL

Aluminum 

100

What is the proper bevel on one D1.1 plate?

22.5 Degrees

100

B/P

Base Plate

100

1/4"

.250

200

A solid black flag coming off of the reference line means that the weld should be done in the field?

True or False 

True

200

He

Helium

200

What is the proper bevel angle on a piece of pipe?

37.5 Degrees

200

CJP

Complete Joint Penetration 

200

5/8"

.625

300

What is length and pitch?

The length is how long the weld is and the pitch is the distance between the center of the two welds.

300

K

Potassium

300

What is the v-groove angle for a D1.1

45 Degrees

300

ER-70

Electrode Rod-70,000 Tensile

300

3/4" 

.750
400

Name 3 types of grooves.

V-groove, U-groove, Bevel groove 

400

N

Nitrogen

400
What formula can be used to find the circumference of a pipe?

Diameter X 3.14 Pi 

400

PAC

Plasma Arc Cutting

400

1/16"

.0625

500

What is the purpose of a phantom line?

To show a parts movement on a bluprint.

500

Th

Thorium

500

Two and a half rotations of a circle or pipe is how many degrees?

900 Degrees 

500

OFW

Oxy Fuel Welding

500

1/4" + 1/8" 

.375