API API-571 Exam (page: 11)
API Corrosion and Materials Professional
Updated on: 09-Feb-2026

Viewing Page 11 of 92

__________ are the most common type of equipment susceptible to carburization in the refining industry.

  1. Reactors
  2. Heat exchangers
  3. Heater tubes
  4. Fin Fans

Answer(s): C



Different organisms thrive on different nutrients including inorganic substances (Sulfur, H²S), and organic substances (Hydrocarbons, Organic acids). In addition, all organisms require a source of carbon, nitrogen and _______ for growth.

  1. Oxygen
  2. Water
  3. Manganese
  4. Phosphorous

Answer(s): D



In design and fabrication, it is advisable to avoid sharp changes in cross section, such as short radius fillets or undercut that can give rise to _________. Long-seam welds are particularly susceptible to reheat cracking due to mismatch caused by fit up problems.

  1. Stress concentrations
  2. Cracking
  3. Circumferential stress
  4. All of the above

Answer(s): A



The most important factors affecting graphitization are the chemistry, stress, temperature and _______.

  1. Velocity
  2. Time at exposure
  3. Pressure
  4. Ductility

Answer(s): B



Creep damage is found in high temperature equipment operating above the ________. Fired heater tubes and components, Catalytic reactors, FCC reactors and FCC fractionator and regenerator internals all operate in or near this.

  1. Transition range
  2. MADT
  3. Creep range
  4. None of the above

Answer(s): C



Viewing Page 11 of 92



Share your comments for API API-571 exam with other users:

Shuv 10/3/2023 8:19:00 AM

good questions
UNITED STATES


Reb974 8/5/2023 1:44:00 AM

hello are these questions valid for ms-102
CANADA


Mchal 7/20/2023 3:38:00 AM

some questions are wrongly answered but its good nonetheless
POLAND


Sonbir 8/8/2023 1:04:00 PM

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Anonymous


Manju 10/19/2023 1:19:00 PM

is it really helpful to pass the exam
Anonymous


LeAnne Hair 8/24/2023 12:47:00 PM

#229 in incorrect - all the customers require an annual review
UNITED STATES


Abdul SK 9/28/2023 11:42:00 PM

kindy upload
Anonymous


Aderonke 10/23/2023 12:53:00 PM

fantastic assessment on psm 1
UNITED KINGDOM


SAJI 7/20/2023 2:51:00 AM

56 question correct answer a,b
Anonymous


Raj Kumar 10/23/2023 8:52:00 PM

thank you for providing the q bank
CANADA


piyush keshari 7/7/2023 9:46:00 PM

true quesstions
Anonymous


B.A.J 11/6/2023 7:01:00 AM

i can“t believe ms asks things like this, seems to be only marketing material.
Anonymous


Guss 5/23/2023 12:28:00 PM

hi, could you please add the last update of ns0-527
Anonymous


Rond65 8/22/2023 4:39:00 PM

question #3 refers to vnet4 and vnet5. however, there is no vnet5 listed in the case study (testlet 2).
UNITED STATES


Cheers 12/13/2023 9:55:00 AM

sometimes it may be good some times it may be
GERMANY


Sumita Bose 7/21/2023 1:01:00 AM

qs 4 answer seems wrong- please check
AUSTRALIA


Amit 9/7/2023 12:53:00 AM

very detailed explanation !
HONG KONG


FisherGirl 5/16/2022 10:36:00 PM

the interactive nature of the test engine application makes the preparation process less boring.
NETHERLANDS


Chiranthaka 9/20/2023 11:15:00 AM

very useful.
Anonymous


SK 7/15/2023 3:51:00 AM

complete question dump should be made available for practice.
Anonymous


Gamerrr420 5/25/2022 9:38:00 PM

i just passed my first exam. i got 2 exam dumps as part of the 50% sale. my second exam is under work. once i write that exam i report my result. but so far i am confident.
AUSTRALIA


Kudu hgeur 9/21/2023 5:58:00 PM

nice create dewey stefen
CZECH REPUBLIC


Anorag 9/6/2023 9:24:00 AM

i just wrote this exam and it is still valid. the questions are exactly the same but there are about 4 or 5 questions that are answered incorrectly. so watch out for those. best of luck with your exam.
CANADA


Nathan 1/10/2023 3:54:00 PM

passed my exam today. this is a good start to 2023.
UNITED STATES


1 10/28/2023 7:32:00 AM

great sharing
Anonymous


Anand 1/20/2024 10:36:00 AM

very helpful
UNITED STATES


Kumar 6/23/2023 1:07:00 PM

thanks.. very helpful
FRANCE


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i registered for 1z0-1047-23 but dumps qre available for 1z0-1047-22. help me with this...
UNITED STATES


kk 1/17/2024 3:00:00 PM

very helpful
UNITED STATES


Raj 7/24/2023 10:20:00 AM

please upload oracle 1z0-1110-22 exam pdf
INDIA


Blessious Phiri 8/13/2023 11:58:00 AM

becoming interesting on the logical part of the cdbs and pdbs
Anonymous


LOL what a joke 9/10/2023 9:09:00 AM

some of the answers are incorrect, i would be wary of using this until an admin goes back and reviews all the answers
UNITED STATES


Muhammad Rawish Siddiqui 12/9/2023 7:40:00 AM

question # 267: federated operating model is also correct.
SAUDI ARABIA


Mayar 9/22/2023 4:58:00 AM

its helpful alot.
Anonymous