Api 571 - 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...

The Best way to prevent 885°F embrittlement is to use low ____ alloys, or to avoid exposing the susceptible material to the embrittlement range. A. Austenite B. Martensite C. Ferrite D. Chromium - Answer C The amplitude and frequency of vibration as well as the ___ of the components are critical factors in vibration-induced fatigue. A. Velocity B. Temperature C. Fatigue resistance D. Material properties - Answer C Cavitation is best prevented by avoiding conditions that...

What does "L" mean in Austentic SS, like 304L? A) Has a low carbon content B) has a low chrome content C) has a low nickel level D) has a low toughness level E) is lousy steel - Answer A What does "H" mean in Austenitic SS, like 316 H? A) Has a high carbon content B) has a high chrome content C) has a high nickel level D) has a high toughness level E) is horrible steel - Answer A Which of the following is NOT a Ferritic Steel? A) 300 Series SS B) 400 series SS C) Chromes D) c...

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...

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 - Answer A 2. What structure is 304 stainless steel? A. Martensitic B. Austenitic C. Duplex D. Ferritic - Answer B 3. _________ is the result of cyclic stress caused by variations in temperature. A. Creep B. Thermal Fatigue C. Cyclic Cracking D. Stress Corro...

API 571 Exam #1 VERSION 2023/2024 VERIFIED QUESTIONS AND ANSWERS LATEST UPDATE ALREADY GRADED A

API 571 Exam Quizzes & Answers 2024

API 571 Study Guide- Practice Questions for API 570 Exam- Hydrochloric Acid (HCL) Corrosion (5.1.1.4) correct answers latest version 2024

API 571 Exam #1 VERSION 2023/2024 VERIFIED QUESTIONS AND ANSWERS LATEST UPDATE ALREADY GRADED A