API_510_Exam.pdf - 1 All welding done during vessel repairs...

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1- All welding done during vessel repairs or alterations must be conducted by a welder qualified according to: a) API 577 b) API 1104 c) ASME B&PV Code Section IX d) AWS D1.1 e) any recognized welder qualification code 2- All welding done during vessel repairs or alterations must be conducted to a weld procedure qualified according to: a) API 577 b) API 1104 c) ASME B&PV Code Section IX d) AWS D1.1 e) any recognized welder qualification code 3- Atomic hydrogen is small enough to migrate through steel. Which of the following is not a way that atomic hydrogen is generated. a) A process with high pressure (>600 psig) that contains some water b) welding with wet electrodes c) by product of some corrosion cells d) molecular hydrogen disassociation at elevated temperature 4- Before work is started, all alterations to pressure vessels must be authorized by: a) authorized inspector b) pressure vessel engineer c) authorized inspector and pressure vessel engineer d) authorized inspector or pressure vessel engineer 5- Before work is started, all repair and alterations to pressure vessels must be authorized by: a) authorized inspector b) pressure vessel engineer c) authorized inspector and pressure vessel engineer d) authorized inspector or pressure vessel engineer 6- Before work is started, all repairs to ASME Section VIII Div. 2 vessels must be authorized by: a) authorized inspector b) pressure vessel engineer c) authorized inspector and pressure vessel engineer d) authorized inspector or pressure vessel engineer 7- Before work is started, all repairs to pressure vessels must be authorized by: a) authorized inspector b) pressure vessel engineer c) authorized inspector and pressure vessel engineer d) authorized inspector or pressure vessel engineer 8- A carbon steel vessel has a corroded area that will be repaired with an insert patch. The vessel's nameplate is stamped with an RT- 1. The insert plate welds should be examined using: a) spot RT b) full RT c) MT or PT d) eddy current 9- A carbon steel vessel has a corroded area that will be repaired with an insert patch. The vessel's nameplate is stamped with an RT- 3. The insert plate welds should be examined using: a) spot RT b) full RT c) MT or PT d) eddy current 10- A carbon steel vessel has a corroded area that will be repaired with an insert patch. The vessel's welds will be examined using radiography. The acceptance criteria for these welds shall be in accordance with: a) API 510 b) ASME Section VIII, or other applicable pressure vessel code c) ASME Section IX or other acceptable welding code d) ASNT SNT-TC-1A 11- A corroded area in a carbon steel vessel is being repaired by using weld overlay (weld build-up). The vessel surface should be examined by: a) MT or PT before welding b) MT or PT after welding c) MT or PT before and after welding d) MT or PT after welding, and UT flaw detection after 24 hours e) MT or PT both before and after welding, and UT flaw detection after 24 hours
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12- A corroded area in a vessel is 0.300" deep. The base metal thickness near the corroded area is 0.75" thick. The area is going to be repaired using weld build-up. The base metal is SA-516-70. Determine the thickness of the repair in an E-6010 electrode is used
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