Api 571 exam - Study guides, Class notes & Summaries

API 571 Practice Exam #1 Questions And Correct Answers, 100% Verified At what oxygen content would many metals become flammable even at low pressures, whereas they are non-flammable in air? a) >10% b) >25% c) 20-40% d) >40% B 4.2.20.1 What area of a heater burning fuel oil with numerous impurities would first suffer damage from fuel ash corrosion. a) shock tubes b) radian tubes c) tube hangers and supports d) convection tubes C 4.4.6.4 c) Hydriding of titanium is a meta...

API 571 UPDATED Exam Questions and CORRECT Answers 1. __________ is a change in the microstructure of certain carbon steels and 0.5 Mo steels after long term operation in the 800º F to 1100º F range. A. Graphitization B. Softening C. Temper Embrittlement D. Creep - Correct ANSWER- A 2. What structure is 304 stainless steel? A. Martensitic B. Austenitic C. Duplex D. Ferritic - Correct ANSWER- B

API 570 - Open Book - Exam Questions With Revised Correct Detailed Answers Guarantee Pass 1) 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. 2) 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 ...

API 571 Practice Exam #2 Questions And Correct Answers, 100% Verified Ammonium bisulfide corrosion is an aggressive corrosion occurring in hydroprocessing reactor effluent streams and in units handling alkaline sour water. Several major failures have occurred in hydroprocessing reactor effluent systems due to localized corrosion. The least resistant material to this type of corrosion is: a) aluminum alloys b) carbon steel c) 300 Series SS d) duplex SS B 5.1.1.2.2 a) For materials susce...

API 571 Practice Exam #2 Questions And Correct Answers, 100% Verified Ammonium bisulfide corrosion is an aggressive corrosion occurring in hydroprocessing reactor effluent streams and in units handling alkaline sour water. Several major failures have occurred in hydroprocessing reactor effluent systems due to localized corrosion. The least resistant material to this type of corrosion is: a) aluminum alloys b) carbon steel c) 300 Series SS d) duplex SS B 5.1.1.2.2 a) For materials susce...

API 571 Practice Exam #1 Questions And Correct Answers, 100% Verified At what oxygen content would many metals become flammable even at low pressures, whereas they are non-flammable in air? a) >10% b) >25% c) 20-40% d) >40% B 4.2.20.1 What area of a heater burning fuel oil with numerous impurities would first suffer damage from fuel ash corrosion. a) shock tubes b) radian tubes c) tube hangers and supports d) convection tubes C 4.4.6.4 c) Hydriding of titanium is a meta...

API 570 Exam Questions and Answers 100% Pass Section 1 - Scope 1-Which of the following activities is NOT included in the scope of API 570? - Answer- Operating a pipe system 2-Which of the following activities is NOT included in the scope of API 570? - Answer- Performing pipe fabrication 3-API 570 pertains to: - Answer- Only to metallic and FRP pipe 4-API 570 pertains only to: - Answer- Pipe and their associated relief devices 5-The inspector discovers a problem on a pipe that requires c...

API 653 – 571 SECTION 6 EXAM QUESTIONS AND ANSWERS 2024 What does "L" mean in Austenitic SS, like 304L? - ANSWERS Has a low carbon content What does "H" mean in Austenitic SS, like 316 H? - ANSWERS Has a high carbon content Low alloy steels can contain up to: - ANSWERS 9% chrome Nickel alloys are materials that have over: - ANSWERS 30% nickel A Brittle Fracture: - ANSWERS grows very rapidly with minimum deformation prior to failure Resistance to Brittle Fracture is called: - ...

API 570 Exam Questions and Answers 100% Pass Section 1 - Scope 1-Which of the following activities is NOT included in the scope of API 570? - Answer- Operating a pipe system 2-Which of the following activities is NOT included in the scope of API 570? - Answer- Performing pipe fabrication 3-API 570 pertains to: - Answer- Only to metallic and FRP pipe 4-API 570 pertains only to: - Answer- Pipe and their associated relief devices 5-The inspector discovers a problem on a pipe that requires c...

API 653 – 571 SECTION 6 EXAM QUESTIONS AND ANSWERS 2024 What does "L" mean in Austenitic SS, like 304L? - ANSWERS Has a low carbon content What does "H" mean in Austenitic SS, like 316 H? - ANSWERS Has a high carbon content Low alloy steels can contain up to: - ANSWERS 9% chrome Nickel alloys are materials that have over: - ANSWERS 30% nickel A Brittle Fracture: - ANSWERS grows very rapidly with minimum deformation prior to failure Resistance to Brittle Fracture is called: - ...