PIPEFITTER NCEER CERTIFICATION
EXAM NEWEST 2024-2025 COMPLETE
QUESTIONS AND CORRECT DETAILED
ANSWERS (VERIFIED ANSWERS)
To what position does a pneumatic control valve that loses its air supply return?
- ✔✔Normally closed
In MOST instances, what is stamped or forged on the side of valves, fittings, and
flanges? - ✔✔Types of material, size, and pressure ratings
Expansion loops are NOT made with these types of fittings: - ✔✔Butt Weld
If a pipe is 36' - 8 & 3/4" from the centerline of one elbow on one end to the
center of a tee in the pipeline and center of the elbow on one end to the center
of the elbow to the other end? - ✔✔1/2 wall thickness of the pipe
All piping and piping components are identified by what international
identification system? - ✔✔ASME
A slip on flange should extend, whichever is greater, at least 3/8" or: - ✔✔1/2
the wall thickness of the pipe
Dry wash is a form of - ✔✔cold springing
Which drawing gives enough info to be able to fabricate a pipe run? - ✔✔P & ID
1|Page
©JOSHCLAY 2025/2026. YEAR PUBLISHED 2025.
, When using shoring to support walls in an excavation, which of the following
would NOT be used? - ✔✔Soil Anchor
The inlet of a CORRECTLY installed orifice plate will be: - ✔✔beveled toward the
flow
What is the decimal sum of 1/2" + 3/8" + 0.625? - ✔✔1.500 inches
What is a flexible link seal used for? - ✔✔Seal a pipe in a pipe sleeve
A tugger is: - ✔✔A pneumatic winch
Which type of eye bolt is preferred for angular lifting or horizontal pulling? -
✔✔Swivel eyebolt
Bending pipe allows the process to: - ✔✔Be stopped
When are all the spring cans adjusted to their cold settings? - ✔✔During
installation
What is the difference between an 8 inch 300# flange and an 8 inch 150# flange?
- ✔✔A 300# flange has a different pressure rating than a 150# flange
What MUST be done to MOST socket welded valves before being welded into
place? - ✔✔Open the valve completely
Flat face flanges require what type of gasket? - ✔✔Full face
A plug valve is used to: - ✔✔Regulate flow
2|Page
©JOSHCLAY 2025/2026. YEAR PUBLISHED 2025.
EXAM NEWEST 2024-2025 COMPLETE
QUESTIONS AND CORRECT DETAILED
ANSWERS (VERIFIED ANSWERS)
To what position does a pneumatic control valve that loses its air supply return?
- ✔✔Normally closed
In MOST instances, what is stamped or forged on the side of valves, fittings, and
flanges? - ✔✔Types of material, size, and pressure ratings
Expansion loops are NOT made with these types of fittings: - ✔✔Butt Weld
If a pipe is 36' - 8 & 3/4" from the centerline of one elbow on one end to the
center of a tee in the pipeline and center of the elbow on one end to the center
of the elbow to the other end? - ✔✔1/2 wall thickness of the pipe
All piping and piping components are identified by what international
identification system? - ✔✔ASME
A slip on flange should extend, whichever is greater, at least 3/8" or: - ✔✔1/2
the wall thickness of the pipe
Dry wash is a form of - ✔✔cold springing
Which drawing gives enough info to be able to fabricate a pipe run? - ✔✔P & ID
1|Page
©JOSHCLAY 2025/2026. YEAR PUBLISHED 2025.
, When using shoring to support walls in an excavation, which of the following
would NOT be used? - ✔✔Soil Anchor
The inlet of a CORRECTLY installed orifice plate will be: - ✔✔beveled toward the
flow
What is the decimal sum of 1/2" + 3/8" + 0.625? - ✔✔1.500 inches
What is a flexible link seal used for? - ✔✔Seal a pipe in a pipe sleeve
A tugger is: - ✔✔A pneumatic winch
Which type of eye bolt is preferred for angular lifting or horizontal pulling? -
✔✔Swivel eyebolt
Bending pipe allows the process to: - ✔✔Be stopped
When are all the spring cans adjusted to their cold settings? - ✔✔During
installation
What is the difference between an 8 inch 300# flange and an 8 inch 150# flange?
- ✔✔A 300# flange has a different pressure rating than a 150# flange
What MUST be done to MOST socket welded valves before being welded into
place? - ✔✔Open the valve completely
Flat face flanges require what type of gasket? - ✔✔Full face
A plug valve is used to: - ✔✔Regulate flow
2|Page
©JOSHCLAY 2025/2026. YEAR PUBLISHED 2025.
