Boilermaker NCCR Test Questions And Answers
When are steel chain slings recommended? - Answer-When rigging from three points
/.A big control valve is pulled who is responsible for the rigging? - Answer-Crane
operator and rigger
/.What should be used to hold the pipe when setting up two 40-foot joints of 16-inch
STD WT pipe? - Answer-4 legged roller top jacks
/.The hitch made by wrapping the sling around the load, then passing one eye of the
sling throughout a shackle is called? - Answer-Choker Hitch
/.When should rigging material be attached to a bean that is being demolished? -
Answer-Before any bolts are removed or any cutting is done on the beam.
/.Which of the following has a greater possibility of being a respiratory hazard? -
Answer-Asbestos
/.Which type of insulation is required before a vessel is entered? - Answer-Locking,
Tagging, and Blinding lines that feed the vessel
/.According to OSHA, oxygen and acetylene cylinders in storage must be separated at
what minimum distance? - Answer-20 Ft
/.What is the first thing a boilermaker should do before cutting into a tank or vessel? -
Answer-Determine the content
/.What tool is normally used to check the alignment on the horizontal seams of the shell
plates? - Answer-A 2-foot level
/.What is used to expand tubes inside mud and steam drums? - Answer-Rolling motors
and espanders
/.What does a grooved nut on an Acetylene rig indicate? - Answer-The left hand thread
is for acetylene use only
/.Thermal beveling of pipe in preparation for welding requires use of an? - Answer-
Oxyfuel Torch
/.A 1-inch plate is to be cut. Why should an acetylene gerulator on a cutting rig not be
adjusted over 15 PSI? - Answer-Acetylene is unstable above this pressure
, /.What action should be taken if a boiler tube fails? - Answer-Replace the failed tube
/.Before a wall burner is pulled for inspection - Answer-The fuel gas valve must be shut
/.Which of the following is a type of insulation used inside furnaces? - Answer-Fire Brick
/.What does "MTW" mean in reference to boiler tubing? - Answer-Minimum Wall
Thickness
/.On a drawing, what is used to record any changes to the drawing? - Answer-Revision
Block
/.Scales on a drawing are usually written in - Answer-inches and feet
/.Dimensional measurements can be found on all of the following except - Answer-
Mechanical flow diagram
/.All vessels elevations are taken from the - Answer-top of steel on the embed ring
(base plate)
/.A gate valve is being removed from a product line. All of the following procedures must
be performed except? - Answer-Valve must be in closed position
/.What is a spud wrench most commonly used for? - Answer-Aligning flanges
/.What type of valves are typically used on a sight glass to direct flow? - Answer-3 way
valves
/.Handhole cap and plug material is verified by the - Answer-P4 report
/.What are the four major components of a gate valve? - Answer-Body, Bonnet, gate,
and stem
/.What is the most commonly used fasteners in boiler construction? - Answer-Threaded
/.On site, who determines what grade of material to be used for repair? - Answer-
QA/QC
/.What is the best tool to be used to prepare XXH 2-inch tubing for welding? - Answer-
Milling Motor
/.All of the following tools are used in preparation of the butt weld of a tube except? -
Answer-Chipping Gun
When are steel chain slings recommended? - Answer-When rigging from three points
/.A big control valve is pulled who is responsible for the rigging? - Answer-Crane
operator and rigger
/.What should be used to hold the pipe when setting up two 40-foot joints of 16-inch
STD WT pipe? - Answer-4 legged roller top jacks
/.The hitch made by wrapping the sling around the load, then passing one eye of the
sling throughout a shackle is called? - Answer-Choker Hitch
/.When should rigging material be attached to a bean that is being demolished? -
Answer-Before any bolts are removed or any cutting is done on the beam.
/.Which of the following has a greater possibility of being a respiratory hazard? -
Answer-Asbestos
/.Which type of insulation is required before a vessel is entered? - Answer-Locking,
Tagging, and Blinding lines that feed the vessel
/.According to OSHA, oxygen and acetylene cylinders in storage must be separated at
what minimum distance? - Answer-20 Ft
/.What is the first thing a boilermaker should do before cutting into a tank or vessel? -
Answer-Determine the content
/.What tool is normally used to check the alignment on the horizontal seams of the shell
plates? - Answer-A 2-foot level
/.What is used to expand tubes inside mud and steam drums? - Answer-Rolling motors
and espanders
/.What does a grooved nut on an Acetylene rig indicate? - Answer-The left hand thread
is for acetylene use only
/.Thermal beveling of pipe in preparation for welding requires use of an? - Answer-
Oxyfuel Torch
/.A 1-inch plate is to be cut. Why should an acetylene gerulator on a cutting rig not be
adjusted over 15 PSI? - Answer-Acetylene is unstable above this pressure
, /.What action should be taken if a boiler tube fails? - Answer-Replace the failed tube
/.Before a wall burner is pulled for inspection - Answer-The fuel gas valve must be shut
/.Which of the following is a type of insulation used inside furnaces? - Answer-Fire Brick
/.What does "MTW" mean in reference to boiler tubing? - Answer-Minimum Wall
Thickness
/.On a drawing, what is used to record any changes to the drawing? - Answer-Revision
Block
/.Scales on a drawing are usually written in - Answer-inches and feet
/.Dimensional measurements can be found on all of the following except - Answer-
Mechanical flow diagram
/.All vessels elevations are taken from the - Answer-top of steel on the embed ring
(base plate)
/.A gate valve is being removed from a product line. All of the following procedures must
be performed except? - Answer-Valve must be in closed position
/.What is a spud wrench most commonly used for? - Answer-Aligning flanges
/.What type of valves are typically used on a sight glass to direct flow? - Answer-3 way
valves
/.Handhole cap and plug material is verified by the - Answer-P4 report
/.What are the four major components of a gate valve? - Answer-Body, Bonnet, gate,
and stem
/.What is the most commonly used fasteners in boiler construction? - Answer-Threaded
/.On site, who determines what grade of material to be used for repair? - Answer-
QA/QC
/.What is the best tool to be used to prepare XXH 2-inch tubing for welding? - Answer-
Milling Motor
/.All of the following tools are used in preparation of the butt weld of a tube except? -
Answer-Chipping Gun
