API 570 - Open Book - Practice Exam 2024 Already Passed

API 570 - Open Book - Practice Exam 2024 Already Passed A Hydrotest is conducted on an underground line as a substitute for the external inspection. The test pressure is 200 Psig. At the end of the test, the pressure must be at least - API 570 9.8.6 190 Psig. Determine the maximum allowed pressure for a Class 300 flange that has a design temperature of 950 °F. The flange material is ASTM A217 Gr. C12 - B16.5 Table 1.1-1 375 Psig. An 8 NPS pipe is being replaced with A106 gr. B material. The pipe retirement thickness (Tmin) is 0.218" and the corrosion allowance is 0.125". what is the minimum thickness of pipe that could be ordered after adjusting for mill-tolerance? - API 574: 4.1.1 0.392" A welder is being qualified by RT on a 0.600" plate using the SMAW process. What is the maximum allowed length of an individual elongated slag inclusion for this qualifying test? - ASME Sect. IX - QW-191.1.2.2(a)(2)(b) 0.200" Protection in a boiler from Boiler Feed Water Corrosion is accomplished by: - API 571: 3.9.3.b Maintaining a protective corrosion layer of magnetite (Fe3O4). A liquid penetrant procedure must be qualified when performing the examination: - ASME Sect. V - T-653 On Materials below 40 °F When qualifying a SMAW weld procedure, if the "A-Number" on the PQR is an A-2, what "A- Number" must be on the WPS? - ASME Sect. IX - Table QW-253 & QW-404.5 A-1 or A-2 When welding pipe, peening is prohibited on: ASME B31.3: - 328.5.1(d) The Root and Final Passes What is the diameter of the bolts that are used for a 6 NPS class 600 Flange - ASME B16.5: - Table 15C 1.00 Inch During the evaluation of a radiograph, the density at the IQI is 3.0. What is the minimum density allowed on this radiograph in the weld? - ASME Sect V: T-282.2(a)(1) 2.55 Which materials are generally Not susceptible to Acidic Sour Water Corrosion? This may have more than one correct answer. Please select all answers that apply - API 571: 3.58.2.a&b Copper, Nickel, Stainless Alloys For Class 2 piping, a petrochemical plant should consider performing CUI inspections at: API 570: Table 2 (pg. 48) 33% of the non-damaged areas. The set pressure for a relief device protecting piping systems shall be set: ASME B31.3 - 322.6.3(b) In accordance with the rules of ASME B&PV Section VIII. When performing a WFMPT (Wet Fluorescent Magnetic Particle Testing) examination, prior to the examination, the examiner shall be in a darkened area for. ASME Sect V. - T-777.2(b) 5 Minutes What is the maximum allowed hydrotest pressure for piping with class 300 flanges that are made of ASTM 182 Gr. F316 Material? The Design Temperature is 600 °F - ASME B16.5: 2.6, Tables 1.1-1 & 2-2.2c 1100 Psig. What is the required preheat temperature for an A106 Gr. B pipe with carbon content less than 0.2% and has a wall thickness of 0.500"? - ASME B31.3: Table 330.1.1 50 °F Atmospheric corrosion becomes less of an issue at temperatures above: - API 571 - 3.8.3.f 250 °F Which of the following is an essential variable when qualifying a welder using the SMAW process? - ASME Sect. IX - Table QW-416 or Table QW-353 Deletion of backing