NCCER Pipefitter case studies
NCCER Pipefitter · Put your knowledge to work in context.
The Pipefitting assessment is one of the craft titles offered under NCCER's National Craft Assessment and Certification Program (NCACP). NCCER describes NCACP as a way for contractors to assess both the skills and knowledge of current craft professionals against industry standards, and the Pipefitting title appears in the craft filter on the Journey-Level Assessments page. The program is aimed at four audiences: contractors and owners verifying journey-level competency before deployment, workforce development and training teams targeting faster upskilling, HR and operations leaders building skills-based talent pipelines, and craft professionals seeking to validate experience and advance their careers. NCCER states that its assessments include knowledge assessments to validate knowledge, performance verifications to verify skills, personalized training plans to close skill gaps, and industry-recognized credentials. The NCCER Pipefitter case studies are 5 cases and about 2,680 words.
1Pump Suction Flange Will Not Close
You are fitting a new 6-inch, 150-lb carbon steel suction line to a centrifugal pump. The pump is set and grouted, and the pipe anchor is 4 ft upstream.
605 words, about 3 min2Steam Main Expansion Between Anchors
A 150-ft straight run of 6-inch Schedule 40 carbon steel steam main is installed between two anchors. The line operates at 50 psig saturated steam, about 298°F, and was erected at 60°F.
567 words, about 3 min3Hydrostatic Test With a Relief Valve in Line
A 4-inch Schedule 80 carbon steel line is designed for 285 psi at 100°F and is rated by 150-lb flanges. It has a pressure relief valve set at 300 psi, a pressure gauge, and a drain at the low point.
475 words, about 2 min4Threaded Gas Line Leak at a Coupling
During a 10-psig air test of a 1-1/2-inch Schedule 40 black steel gas line, a leak is found at a threaded coupling. The line was assembled with a power vise and a hand threader.
491 words, about 2 min5Off-Center Lift of a Valve Spool
A 24-ft, 10-inch Schedule 40 carbon steel spool is being lifted from a pipe rack to an elevated rack. The spool has a 10-inch gate valve flanged on one end and a blind flange on the other.
542 words, about 3 min