MASTER PIPE EXAM | QUESTIONS AND ANSWERS | VERIFIED
ANSWERS | LATEST EXAM UPDATE
A run of screw pipe is being installed in the field. What should be done before
inserting a threaded pipe into a fitting?
Apply pipe dope
Why are regular orifice flanges installed in a pipe?
To provide taps for instrumentation
During hydrotesting, gate valves within a Piping system are normally ?
Blocked open
For personnel protection , insulation on pipes that are hotter that 110 degrees F
must be atleast?
7 ft
A pre-hydro testing checklist will contain all of the following requirements
except?
, All welds are insulated and jacketed
On a horizontal run, what type of of support is attached vertically from above
the pipe?
A hanger
What should be worn when cutting with an oxy-acetylene rig?
Cuffed trousers
The standard identification for piping used with fire protection, materials and
equipment is?
Red
If the centerline elevation of a 4" diameter sch 40 pipe is 11'7" what is the
bottom of pipe elevation?
11' 4" 3/4
,In an excavation 6' deep in type C soil , what is the angle required for sloping?
1 1/2 to 1 foot
What is the circumference of a 6" schedule 80 carbon steel pipe?
20 13/16
What is the take off for a 6x4 LR reducing 90?
9
The needle valve is used to ?
Regulate the direction of flow
, Which of the following is the decimal equivalent of 3/4?
.75
When bolting up a pair of 6" flanges that will not line up , what tool should be
used to assist in lining up the flanges?
Drift pin
What is the most common flare angle for flared fittings?
45
What is used to open flanges for the installation of test blind?
Flange spreader
ANSWERS | LATEST EXAM UPDATE
A run of screw pipe is being installed in the field. What should be done before
inserting a threaded pipe into a fitting?
Apply pipe dope
Why are regular orifice flanges installed in a pipe?
To provide taps for instrumentation
During hydrotesting, gate valves within a Piping system are normally ?
Blocked open
For personnel protection , insulation on pipes that are hotter that 110 degrees F
must be atleast?
7 ft
A pre-hydro testing checklist will contain all of the following requirements
except?
, All welds are insulated and jacketed
On a horizontal run, what type of of support is attached vertically from above
the pipe?
A hanger
What should be worn when cutting with an oxy-acetylene rig?
Cuffed trousers
The standard identification for piping used with fire protection, materials and
equipment is?
Red
If the centerline elevation of a 4" diameter sch 40 pipe is 11'7" what is the
bottom of pipe elevation?
11' 4" 3/4
,In an excavation 6' deep in type C soil , what is the angle required for sloping?
1 1/2 to 1 foot
What is the circumference of a 6" schedule 80 carbon steel pipe?
20 13/16
What is the take off for a 6x4 LR reducing 90?
9
The needle valve is used to ?
Regulate the direction of flow
, Which of the following is the decimal equivalent of 3/4?
.75
When bolting up a pair of 6" flanges that will not line up , what tool should be
used to assist in lining up the flanges?
Drift pin
What is the most common flare angle for flared fittings?
45
What is used to open flanges for the installation of test blind?
Flange spreader
