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API 653 Covering all Codes and Standards Exam Questions and Answers 100% Pass $12.49
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API 653 Covering all Codes and Standards Exam Questions and Answers 100% Pass

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API 653 Covering all Codes and Standards Exam Questions and Answers 100% Pass __________ is a change from previous operating conditions involving different properties of the stored product such as specific gravity or corrosivity and / or different service conditions of temperature and / or p...

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  • January 10, 2025
  • 88
  • 2024/2025
  • Exam (elaborations)
  • Questions & answers
  • Api 653
  • Api 653
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EmilyCharlene
API 653 Covering all Codes and
Standards Exam Questions and
Answers 100% Pass

__________ is a change from previous operating conditions involving different

properties of the


stored product such as specific gravity or corrosivity and / or different service

conditions of


temperature and / or pressure"


(a) Re-rating;


(b) Change in service;


(c) Repair;


(d) Reconstruction - ✔✔B


A __________ is a device used to determine the image quality of a radiograph.


(a) A step wedge comparison film; (b) A densitometer;


(c) A penetramter




EMILY CHARLENE © 2025, ALL RIGHTS RESERVED 1

,(d) All of the above. - ✔✔C


A corroded roof plate is found to have an average thickness of 0.1" measured over an

area of


100 sq. inches. This area shall be :-


(a) Repaired or replaced;


(b) Found to be acceptable;


(c) Repair is prohibited;


(d) Replacement is mandated - ✔✔B


A double-welded butt joint is defined as :-


(a) A joint between two members that intersect at an angle between 0 degrees (a butt

joint)


and 90 degrees (a corner joint).


(b) A joint between two abutting parts lying in approximately the same plane that is

welded


from both sides.


(c) A joint whose size is equal to the thickness of the thinner jointed member.


(d) A joint between two overlapping members in which the overlapped edge is welded.

- ✔✔B




EMILY CHARLENE © 2025, ALL RIGHTS RESERVED 2

,An external floating roof shall be provided with at least one manhole having a

minimum


inside diameter of __________ inches.


(a) 18;


(b) 15;


(c) 24;


(d) 30. - ✔✔C


A formal Visual External inspection by a qualified inspector shall be done atleast :-


(a) Every 5 years of ¼ CR life whichever is less


(b) Every 5 years of ½ CR life whichever is less


(c) Every 2 years


(d) Every 1- years or ¼ CR life whichever is greater - ✔✔A


A full hydrostatic test (when required) shall be held for __________ hours :-


(a) 24;


(b) 8;


(c) 18;


(d) 12 - ✔✔A




EMILY CHARLENE © 2025, ALL RIGHTS RESERVED 3

, A full-fillet weld is a weld that :-


(a) not less than 1/3 the thinner plate;


(b) the legs equal the thickness of the thinner plate;


(c) the largest isosceles triangle that can be inscribed within the cross section of the weld


(d) is atleast the thickness of the thicker plate - ✔✔B


A hot tap in a 1.25" thick tank with a minimum metal temperature of 65oF at time of hot

tap,


without having material toughness data is :-


(a) not permitted;


(b) permitted;


(c) not enough information;


(d) not addressed by the code - ✔✔A


A hydrostatic test for a relocated tank :-


(a) may be waived by the Owner / Operator;


(b) is required;


(c) may be waived by the Inspector; (d) is not necessary - ✔✔B




EMILY CHARLENE © 2025, ALL RIGHTS RESERVED 4

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