Ironworker NCCER Verified Multiple Choice and
Conceptual Actual Frequently Tested Exam
Questions With Reviewed
100% Correct Detailed Answers
Guaranteed Pass!!Current Update!!
1. How should bolts on an 8-bolt flange be tightened?
A. In a circular sequence
B. From top to bottom
C. In a star pattern
D. One side at a time
2. Pipe jack stands are...
A. Used for all pipe sizes
B. Safe for overhead loads
C. Dangerous if used for a pipe size larger than their specifications
D. Designed for permanent support
3. The kissing measurement for dimension A (from the given graphic) is:
A. 1 foot 4 inches
B. 1 foot 6 inches
C. 1 foot 8 inches
D. 2 feet
4. A valve is being rigged for installation in a vertical line. The valve should be
rigged so that the flange faces are:
,A. Perpendicular
B. Parallel
C. At a 45° angle
D. Downward
5. What does it mean to “two-block” a crane?
A. To block both outriggers
B. When the load block makes contact with the boom tip
C. To secure both hooks
D. To double up on the rigging slings
6. Which of the following flanges is frequently used for high-pressure and high-
temperature service?
A. Flat face
B. Raised face
C. Lap joint
D. Slip-on
7. What is the square footage of the surface area of a steel plate measuring 120"
x 48"?
A. 40 sq. ft.
B. 48 sq. ft.
C. 50 sq. ft.
D. 52 sq. ft.
8. A pipe has been threaded with a Rigid 535 machine and the threads are to be
checked with a fitting. How many turns are normally sufficient to check the
threads?
A. 2 turns
, B. 3 to 4 turns
C. 5 to 6 turns
D. Until hand tight
9. Which of the following statements is true about a 6-inch, 300# full-face flange
used on a typical valve?
A. Only two bolts need removal to change the gasket
B. All bolts must be removed to remove the gasket
C. The gasket can be slid out with bolts loosened
D. Bolts must be cut off for gasket replacement
10. Which is the preferred type of flange for piping that will be used in severe
service conditions?
A. Slip-on flange
B. Threaded flange
C. Weld neck flange
D. Lap joint flange
11. While installing a 3-inch diameter pipe run under a beam, beam clamps and
clevis hangers are used. The required centerline elevation for the pipe is 22 feet
at both beams. What is the BOP (bottom of pipe) elevation for the 3-inch pipe?
A. 22 feet
B. 21 feet, 11 inches
C. 21 feet, 10 1/4 inches
D. 21 feet, 9 inches
12. What is a threaded swage nipple?
A. A threaded reducer coupling
B. A pipe nipple used to join pipes of different sizes
Conceptual Actual Frequently Tested Exam
Questions With Reviewed
100% Correct Detailed Answers
Guaranteed Pass!!Current Update!!
1. How should bolts on an 8-bolt flange be tightened?
A. In a circular sequence
B. From top to bottom
C. In a star pattern
D. One side at a time
2. Pipe jack stands are...
A. Used for all pipe sizes
B. Safe for overhead loads
C. Dangerous if used for a pipe size larger than their specifications
D. Designed for permanent support
3. The kissing measurement for dimension A (from the given graphic) is:
A. 1 foot 4 inches
B. 1 foot 6 inches
C. 1 foot 8 inches
D. 2 feet
4. A valve is being rigged for installation in a vertical line. The valve should be
rigged so that the flange faces are:
,A. Perpendicular
B. Parallel
C. At a 45° angle
D. Downward
5. What does it mean to “two-block” a crane?
A. To block both outriggers
B. When the load block makes contact with the boom tip
C. To secure both hooks
D. To double up on the rigging slings
6. Which of the following flanges is frequently used for high-pressure and high-
temperature service?
A. Flat face
B. Raised face
C. Lap joint
D. Slip-on
7. What is the square footage of the surface area of a steel plate measuring 120"
x 48"?
A. 40 sq. ft.
B. 48 sq. ft.
C. 50 sq. ft.
D. 52 sq. ft.
8. A pipe has been threaded with a Rigid 535 machine and the threads are to be
checked with a fitting. How many turns are normally sufficient to check the
threads?
A. 2 turns
, B. 3 to 4 turns
C. 5 to 6 turns
D. Until hand tight
9. Which of the following statements is true about a 6-inch, 300# full-face flange
used on a typical valve?
A. Only two bolts need removal to change the gasket
B. All bolts must be removed to remove the gasket
C. The gasket can be slid out with bolts loosened
D. Bolts must be cut off for gasket replacement
10. Which is the preferred type of flange for piping that will be used in severe
service conditions?
A. Slip-on flange
B. Threaded flange
C. Weld neck flange
D. Lap joint flange
11. While installing a 3-inch diameter pipe run under a beam, beam clamps and
clevis hangers are used. The required centerline elevation for the pipe is 22 feet
at both beams. What is the BOP (bottom of pipe) elevation for the 3-inch pipe?
A. 22 feet
B. 21 feet, 11 inches
C. 21 feet, 10 1/4 inches
D. 21 feet, 9 inches
12. What is a threaded swage nipple?
A. A threaded reducer coupling
B. A pipe nipple used to join pipes of different sizes
