RHODE ISLAND MASTER PIPEFITTER EXAM 2026/2027 ACTUAL
QUESTIONS WITH VERIFIED ANSWERS ALREADY GRADED A+.
Full penetration of first pass - (ANSWER)Welder will get full penetration of first pass.
1/8" root spacing - (ANSWER)What is the purpose of the 1/8" root spacing on butt weld fitting?
22 1/2 degrees - (ANSWER)What angle do you cut the pipe for a 3 piece elbow?
Purpose of a transformer - (ANSWER)Change the range of variable type.
Smaller size pipe with larger pump - (ANSWER)Can smaller size pipe sometimes be used by using a larger
size pump?
Pipe saddle - (ANSWER)A pipe saddle is used to protect the pipe insulation from damage.
AC/DC - (ANSWER)At what current is a 60-11 weld rod used?
Weld reducing fittings - (ANSWER)Concentric Reducer, Reducing Tee, Reducing Elbow.
Formula for 45% offset - (ANSWER)1.41 x run.
Purpose of a Hartford Loop - (ANSWER)To prevent a boiler from draining out.
Turbulence in a heat exchanger - (ANSWER)False - Turbulence in a heat exchanger or thermal converter
increase the heat.
Proper valve in drain line - (ANSWER)Gate Valve.
Flared joint and compression joint - (ANSWER)False - A flared joint and a compression joint are the same.
,RHODE ISLAND MASTER PIPEFITTER EXAM 2026/2027 ACTUAL
QUESTIONS WITH VERIFIED ANSWERS ALREADY GRADED A+.
Safety valve in gas system - (ANSWER)Thermocouple.
Welded pipe vs threaded pipe - (ANSWER)High Pressure - In a gas system when is welded pipe preferred
over threaded pipe?
Measurement of STD (long Radius) 90 degree weld elbow - (ANSWER)1 1/2 the diameter.
Circumference of a pipe - (ANSWER)Diameter X 3.14.
Space from end of pipe to shoulder of socket weld fitting - (ANSWER)1/16.
Globe valve in feed water system - (ANSWER)Feed water side against bottom of seat.
Excessive weld spatter - (ANSWER)Too much heat/wrong polarity.
Saddle installed on a pipe - (ANSWER)Protect insulation.
Pressure gauge on a boiler - (ANSWER)Top of Boiler.
Siphon - (ANSWER)What is between pressure gauge and piping?
Reaming pipe before threading - (ANSWER)True - When threading a pipe the pipe should be reamed
before threading is started.
O.D. and I.D. of pipe - (ANSWER)True - The O.D. of pipe stands for outside diameter and the I.D. stands
for inside diameter.
,RHODE ISLAND MASTER PIPEFITTER EXAM 2026/2027 ACTUAL
QUESTIONS WITH VERIFIED ANSWERS ALREADY GRADED A+.
Wall thickness of pipe sizes - (ANSWER)False - All pipe sizes have the same wall thickness.
Bolt holes on companion flanges - (ANSWER)False - It is not necessary to check the position of the bolt
holes on a set of companion flanges when making a flange joint connection.
Ring gasket and bolt holes - (ANSWER)False - A ring gasket must have the bolt holes to match the bolt
hole in the flange connection.
Compression joint and flared joint - (ANSWER)False - A compression joint is also known as a flared joint.
Welded joint vs screw joint - (ANSWER)True - A welded joint is superior to a screw joint.
Gate valves usage - (ANSWER)True - Gate valves, as a rule, should be either fully open or fully closed.
Globe valve resistance to flow - (ANSWER)False - A globe valve has very little resistance to flow.
Valve marked 200 *** - (ANSWER)False - A valve marked only 200 *** may be used for steam service.
Types of butterfly valves - (ANSWER)Lug Type - There are three different types of butterfly valves. Name
one.
Installing a valve in a horizontal line - (ANSWER)Stem Up - The best way to install a valve in a horizontal
line is with the stem up.
Most commonly used valve in piping - (ANSWER)Gate Valve.
Turns to open a closed ball valve - (ANSWER)1/4 - How many turns are required to open a closed ball
valve?
, RHODE ISLAND MASTER PIPEFITTER EXAM 2026/2027 ACTUAL
QUESTIONS WITH VERIFIED ANSWERS ALREADY GRADED A+.
Ball check valve installation - (ANSWER)False - A ball check valve can be installed in a vertical line,
regardless of direction of flow.
Valve in boiler feed line - (ANSWER)True - The valve closest to the boiler, in the boiler feed line must be a
globe valve.
Stuffing box - (ANSWER)The Stuffing box can be repacked.
Valves installation - (ANSWER)Valves should be installed so that they can open fully.
Clevis Hanger - (ANSWER)The most common hanger used in piping work is the Clevis Hanger.
Pipe hanger and pipe supports - (ANSWER)Pipe hanger and pipe supports perform the same function of
keeping the pipe where it should be.
Pipe guides - (ANSWER)Pipe guides allow the pipe to move in an axial direction only.
Flanged joint - (ANSWER)In making up a flanged joint the cross-over method should be used.
Boiler accessories installation - (ANSWER)Why is it important for the pipefitter to understand correct
procedures in the installation of boiler accessories?
Lobe pump - (ANSWER)Which of the following is not a rotary type pump?
Pump piping - (ANSWER)All suction and discharge piping connected to the pump should be hung
independently so that no strain will be transmitted to the pump.
QUESTIONS WITH VERIFIED ANSWERS ALREADY GRADED A+.
Full penetration of first pass - (ANSWER)Welder will get full penetration of first pass.
1/8" root spacing - (ANSWER)What is the purpose of the 1/8" root spacing on butt weld fitting?
22 1/2 degrees - (ANSWER)What angle do you cut the pipe for a 3 piece elbow?
Purpose of a transformer - (ANSWER)Change the range of variable type.
Smaller size pipe with larger pump - (ANSWER)Can smaller size pipe sometimes be used by using a larger
size pump?
Pipe saddle - (ANSWER)A pipe saddle is used to protect the pipe insulation from damage.
AC/DC - (ANSWER)At what current is a 60-11 weld rod used?
Weld reducing fittings - (ANSWER)Concentric Reducer, Reducing Tee, Reducing Elbow.
Formula for 45% offset - (ANSWER)1.41 x run.
Purpose of a Hartford Loop - (ANSWER)To prevent a boiler from draining out.
Turbulence in a heat exchanger - (ANSWER)False - Turbulence in a heat exchanger or thermal converter
increase the heat.
Proper valve in drain line - (ANSWER)Gate Valve.
Flared joint and compression joint - (ANSWER)False - A flared joint and a compression joint are the same.
,RHODE ISLAND MASTER PIPEFITTER EXAM 2026/2027 ACTUAL
QUESTIONS WITH VERIFIED ANSWERS ALREADY GRADED A+.
Safety valve in gas system - (ANSWER)Thermocouple.
Welded pipe vs threaded pipe - (ANSWER)High Pressure - In a gas system when is welded pipe preferred
over threaded pipe?
Measurement of STD (long Radius) 90 degree weld elbow - (ANSWER)1 1/2 the diameter.
Circumference of a pipe - (ANSWER)Diameter X 3.14.
Space from end of pipe to shoulder of socket weld fitting - (ANSWER)1/16.
Globe valve in feed water system - (ANSWER)Feed water side against bottom of seat.
Excessive weld spatter - (ANSWER)Too much heat/wrong polarity.
Saddle installed on a pipe - (ANSWER)Protect insulation.
Pressure gauge on a boiler - (ANSWER)Top of Boiler.
Siphon - (ANSWER)What is between pressure gauge and piping?
Reaming pipe before threading - (ANSWER)True - When threading a pipe the pipe should be reamed
before threading is started.
O.D. and I.D. of pipe - (ANSWER)True - The O.D. of pipe stands for outside diameter and the I.D. stands
for inside diameter.
,RHODE ISLAND MASTER PIPEFITTER EXAM 2026/2027 ACTUAL
QUESTIONS WITH VERIFIED ANSWERS ALREADY GRADED A+.
Wall thickness of pipe sizes - (ANSWER)False - All pipe sizes have the same wall thickness.
Bolt holes on companion flanges - (ANSWER)False - It is not necessary to check the position of the bolt
holes on a set of companion flanges when making a flange joint connection.
Ring gasket and bolt holes - (ANSWER)False - A ring gasket must have the bolt holes to match the bolt
hole in the flange connection.
Compression joint and flared joint - (ANSWER)False - A compression joint is also known as a flared joint.
Welded joint vs screw joint - (ANSWER)True - A welded joint is superior to a screw joint.
Gate valves usage - (ANSWER)True - Gate valves, as a rule, should be either fully open or fully closed.
Globe valve resistance to flow - (ANSWER)False - A globe valve has very little resistance to flow.
Valve marked 200 *** - (ANSWER)False - A valve marked only 200 *** may be used for steam service.
Types of butterfly valves - (ANSWER)Lug Type - There are three different types of butterfly valves. Name
one.
Installing a valve in a horizontal line - (ANSWER)Stem Up - The best way to install a valve in a horizontal
line is with the stem up.
Most commonly used valve in piping - (ANSWER)Gate Valve.
Turns to open a closed ball valve - (ANSWER)1/4 - How many turns are required to open a closed ball
valve?
, RHODE ISLAND MASTER PIPEFITTER EXAM 2026/2027 ACTUAL
QUESTIONS WITH VERIFIED ANSWERS ALREADY GRADED A+.
Ball check valve installation - (ANSWER)False - A ball check valve can be installed in a vertical line,
regardless of direction of flow.
Valve in boiler feed line - (ANSWER)True - The valve closest to the boiler, in the boiler feed line must be a
globe valve.
Stuffing box - (ANSWER)The Stuffing box can be repacked.
Valves installation - (ANSWER)Valves should be installed so that they can open fully.
Clevis Hanger - (ANSWER)The most common hanger used in piping work is the Clevis Hanger.
Pipe hanger and pipe supports - (ANSWER)Pipe hanger and pipe supports perform the same function of
keeping the pipe where it should be.
Pipe guides - (ANSWER)Pipe guides allow the pipe to move in an axial direction only.
Flanged joint - (ANSWER)In making up a flanged joint the cross-over method should be used.
Boiler accessories installation - (ANSWER)Why is it important for the pipefitter to understand correct
procedures in the installation of boiler accessories?
Lobe pump - (ANSWER)Which of the following is not a rotary type pump?
Pump piping - (ANSWER)All suction and discharge piping connected to the pump should be hung
independently so that no strain will be transmitted to the pump.
