Which NCCER curriculum level introduces 'Pipeline Mechanic Hand and Power Tools' (Module 63103)?
Curriculum Structure
Question · Easy
Lockout/tagout, called like a cup final
Short
Which ASME code governs the design, fabrication, and pressure testing of onshore liquid hydrocarbon transmission pipelines?
Codes And Standards
Which ASME code applies to gas transmission and distribution piping systems?
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What is the primary purpose of a Piping and Instrumentation Diagram (P&ID)?
Blueprint Reading
What type of drawing shows pipe runs in three-dimensional perspective, with all dimensions and fittings, for fabrication and field installation?
On a weld map, what does the symbol 'FW' typically designate?
Which valve type is best suited for tight-shutoff isolation service on a pipeline mainline application?
Valves
Which valve type is specifically designed to prevent backflow without requiring operator action?
Which ASME standard governs valve pressure-temperature ratings and material requirements for flanged, threaded, and welding-end valves?
Question · Medium
Which API standard specifically governs pipeline ball, gate, plug, and check valves used on hydrocarbon transmission lines?
Which valve actuator type is most common on remotely operated mainline block valves in gas pipelines?
A pressure relief valve's 'set pressure' is defined as:
ASME B16.5 'Class 150' refers to:
Flanges And Fasteners
Which flange face type uses a soft metal ring that seats in a machined groove on each flange, with no gasket required between the raised faces?
A flat-face (FF) flange is most commonly mated to:
ASME PCC-1 is the guideline document for:
Per ASME PCC-1's Legacy method, what is the correct tightening pattern for the initial passes on a bolted flange joint?
A bolted flange joint leaks immediately upon pressurization at 50% of design pressure. The most likely root cause is:
Question · Hard
Which gasket type is best suited for a Class 300 raised-face flange in hydrocarbon service?
Which ASTM specification commonly applies to high-strength stud bolts used on Class 600 raised-face flanged joints?
When using a manual torque wrench to tighten flange studs, what is the correct method for applying the final pass at target torque?
For accurate flange bolt torque, the bolt threads and nut bearing surfaces must be:
What does NPS stand for in piping nomenclature?
Piping Systems
For a Schedule 40 carbon steel pipe at NPS 6, increasing to Schedule 80 will:
API 5L X65 designates carbon steel line pipe with a:
When cutting a section of API 5L line pipe in the field with a powered cutting tool, the cut surface must be:
On a pipe spool drawing, a 6-inch 90-degree long-radius ell has a centerline-to-end (takeout) of:
Pipefitting
When calculating a rolling offset travel distance, which trigonometric relationship is used?
What is the constant used to calculate travel for a 45-degree simple offset (multiply by the offset distance)?
Before lifting a fabricated pipe spool with a crane, the rigger must verify:
Rigging And Safety
A two-leg sling lift with each leg at 30 degrees from horizontal will experience approximately what sling tension compared to the load weight per leg?
The most common centrifugal pump used on a pipeline mainline station is best described as:
Pumps
API 610 governs:
API 682 covers:
A pump operator reports cavitation in a mainline centrifugal pump. Which root cause is most likely?
What does NPSH stand for?
Which compressor type is most commonly used to move natural gas through long-distance transmission pipelines?
Compressors
On a reciprocating compressor, the most common cause of unloader malfunction is:
Which standard governs reciprocating compressors for petroleum, chemical, and gas industry services?
The clearance volume of a reciprocating compressor cylinder is:
Pump-to-driver shaft alignment 'soft foot' refers to:
Mechanical Maintenance
Modern shaft alignment between a pump and driver is most accurately performed using:
Acceptable misalignment tolerances are typically tightest for:
Thermal growth compensation in shaft alignment refers to:
Which bearing failure mode is characterized by overlapping ridges across the raceway and rolling elements caused by stationary impact loads while the machine is shut down?
Which lubricant property is most important for boundary lubrication conditions (slow speed, high load, intermittent operation)?
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