Real API API-580 Exam Dumps with Correct 92 Questions and Answers
Valid API-580 Test Answers & API API-580 Exam PDF
API-580 Exam topics
Candidates must know the exam topics before they start of preparation. Because it will really help them in hitting the core. Our API-580 exam dumps will include the following topics:
- Possess a general background on the scope, organization and use of API 580 and be able to review the standards and other references related to it.
- Identify the various mechanical and metallurgical failure mechanisms such as brittle fracture, steam blanketing, stress rupture, cracking, thermal shock, fatigue and corrosion.
- Determine general damage mechanisms on uniform or localized loss thickness and explain the various types of Risked Based Inspection related to it.
- Explore damage mechanisms on high temperature corrosion including oxidation, sulfidation, carburization and metal dusting.
- Understand refining industry damage mechanisms used in uniform of localized loss in thickness phenomena.
- Explore refining industry damage mechanisms for environment assisted cracking and be able to identify the other types of mechanisms.
NEW QUESTION # 35
In RBI, operating conditions that should be considered include:
- A. those considered an "act of God."
- B. only those that could cause significant leaks
- C. upset conditions
- D. all possible operating conditions, even if unlikely
- E. emergency shutdown and start-up
- F. idle or out of service time
Answer: C,E,F
Explanation:
API 580 Section 5.5 outlines:
"The susceptibility of each equipment item should be clearly defined for the current and projected operating conditions including such factors as:
a) normal operation
b) upset conditions
c) normal start-up and shutdown
d) idle or out-of-service time
e) emergency shutdown and subsequent start-up."
Furthermore, API 580 stresses that these operational states impact deterioration and must be included in the RBI assessment.
Options A, C, and D are clearly included in the standard.
Option B and E are too restrictive or speculative.
Option F is not referenced and is not considered in RBI methodology.
Reference: API 580, 2nd Edition (2016), Section 5.5
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NEW QUESTION # 36
The following assumption can bemade that significantly impactthe calculated corrosion rate early in the equipment life
- A. If the base line thickness were not performed the nominal thickness may be used for the original thickness
- B. Iftheoriginal thicknessnot available, maximum utthickness readings may be used
- C. If original thickness not available, averaged ut thickness readings may be used
Answer: A
NEW QUESTION # 37
Outcome of an event
- A. Risk
- B. Consequence
- C. Event
Answer: B
NEW QUESTION # 38
In general the probability of failure is determined by
- A. A& B
- B. Deterioration mechanism
- C. Effectiveness of inspection program
- D. Consequence detailed
Answer: B
NEW QUESTION # 39
If the material of construction and internal/external conditions are the same
- A. We cannot do that, since we do not know about it
- B. Need to consult Equipment Engineer for final decision
- C. Inspection results can be related from one equipment can be related to the other equipment
Answer: C
NEW QUESTION # 40
Rbi requires the commitment and cooperation of the
- A. Inspection
- B. Total organization
- C. Materials engineering
- D. Maintenance
Answer: B
NEW QUESTION # 41
When in accurate or insufficient failure data exists on the specific equipment item for quantative probability of failure analysis then
- A. Process hazard analysis failure data may be used
- B. General industry, company or manufacturer failure data used
- C. Process and toxic concentration analysis may be used
Answer: B
NEW QUESTION # 42
Damage mechanisms where deterioration rates are immeasurable or unknown are
- A. All of the above
- B. Stress corrosion cracking
- C. Thinning
- D. Both a and b
- E. Hydrogen inducen cracking
Answer: D
NEW QUESTION # 43
______________ provides a consistent methodology for assessing theoptimum combination of methods and frequencies.
- A. Rem
- B. Hazop
- C. Pha
- D. Rbi
Answer: D
NEW QUESTION # 44
Qualitative consequence analysis of failure can be estimated separately for each unit, system, equipment group or individual equipment item.
- A. No basis required since it is qualitative
- B. On the basis of expert knowledge and experience
- C. On the basis of available data
- D. On the basis of process and environmental conditions
Answer: B
NEW QUESTION # 45
The type of failure mode that likely to occur due to pitting
- A. Small hole sized leaks
- B. Cracks
- C. Small holes to ruptures
- D. Catastrophic rupture
Answer: A
NEW QUESTION # 46
What must be developed in order to implement and sustain the RBI program?
- A. Risk mitigation actions to reduce highest risks
- B. A documented management system
- C. Jurisdictional approval process
- D. Inspection plans for all equipment and piping in the RBI program
Answer: B
Explanation:
According to API 580, Section 16.1:
"A documented management system to implement and sustain an RBI program shall be developed and typically would include... procedures covering implementation, maintenance and reassessment, roles
/responsibilities, documented assumptions, timeframe for applicability, and more." This is a minimum program requirement and foundational to RBI integrity.
Reference: API 580, 2nd Edition (2016), Section 16.1
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NEW QUESTION # 47
Following are the common mechanical deterioration mechanismsexcept
- A. Fatigue
- B. Intergranular corrosion
- C. Stress/creep rupture
- D. Tensile overload
Answer: B
NEW QUESTION # 48
Probability of failure analysis shall address:
- A. only the damage mechanism that is most likely to cause failure.
- B. all damage mechanisms that may be present at a site.
- C. causes of failure such as operator errors, PMI inaccuracies, and design flaws.
- D. situations in which equipment is susceptible to multiple damage mechanisms.
Answer: D
Explanation:
According to Section 9.1 of API 580:
"The POF analysis shall address all credible damage mechanisms to which the equipment being reviewed is or can be susceptible. Further, it shall address the situation where equipment is or can be susceptible to multiple damage mechanisms (e.g. thinning and creep)." Thus, C is the most accurate and complete choice. Option D is incorrect because the analysis is focused on equipment-specific mechanisms, not the entire site.
Reference: API 580, 2nd Edition (2016), Section 9.1
NEW QUESTION # 49
What will affect the level of risk mitigation achieved in RBI?
- A. Replacement of equipment instead of continuing to inspect it after half-life is attained
- B. The established frequency of inspection for higher risk equipment
- C. The quality of the inspection data and the analysis or interpretation of that data
- D. Upgrading the metallurgy of equipment to higher alloys which are more corrosion resistant
Answer: C
Explanation:
According to API 580 Section 12.1:
"Risk mitigation (by the reduction in uncertainty) achieved through inspection presumes that the organization will act on the results of the inspection in a timely manner. The quality of the inspection data and the analysis or interpretation will greatly affect the level of risk mitigation." Thus, inspection data quality and its correct analysis are directly linked to effective risk reduction.
Reference: API 580, 2nd Edition (2016), Section 12.1
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NEW QUESTION # 50
In cases where inspection technology cannot adequately and/or cost-effectively mitigate risks, what is the next step to consider?
- A. The equipment should be replaced
- B. Other risk mitigation approaches
- C. The inspection interval should be shortened
- D. A new risk assessment should be conducted
Answer: B
Explanation:
API 580, Section 13.1 states:
"Inspection may not always provide sufficient risk mitigation or may not be the most cost-effective method.
The purpose of this section is to describe other methods of risk mitigation." And further clarifies:
"RBI offers the added advantage of identifying gaps or shortcomings in the effectiveness of commercially available inspection technologies... In cases where technology cannot adequately and/or cost-effectively mitigate risk, other risk mitigation approaches can be implemented." Reference: API 580, 2nd Edition (2016), Section 13.1
NEW QUESTION # 51
The rbi program for environmental consequences, typically focuses
- A. Non threat environmental risks
- B. Onacute and immediatechronicrisks thanimmediate environmental risks
- C. On acute and immediate environmental risks, rather than chronic risks from low-level emissions
Answer: C
NEW QUESTION # 52
Potential source of errors in rbi analysis regarding data quality are the following except
- A. If the base line thickness were not performed the nominal thickness may be used for the original thickness
- B. Ifthe original thickness notavailable,maximum utthickness readings may be used
- C. If original thickness not available, averaged ut thickness readings may be used
Answer: A
NEW QUESTION # 53
A Rbi analysis shares many of the techniques and data requirements with a____________.
- A. Event tree
- B. Qra
- C. Hazop
- D. Pha
Answer: B
NEW QUESTION # 54
RBI as a risk-based approach focuses attention specifically on:
- A. consequence-based inspection intervals.
- B. the equipment and associated damage mechanisms.
- C. on-stream inspections in lieu of internal inspections.
- D. inspection intervals based on a percentage of equipment life.
Answer: B
Explanation:
According to API 580, Section 4.3:
"RBI as a risk-based approach focuses attention specifically on the equipment and associated damage mechanisms representing the most risk to the facility." This confirms that the correct focus of RBI is on the equipment and the damage mechanisms that pose the greatest risk-making Option A correct. Other options are examples of traditional inspection strategies, not the defining focus of RBI.
Reference: API 580, 2nd Edition (2016), Section 4.3
NEW QUESTION # 55
Risk evaluation is defined as the process used to:
- A. select and implement measures to modify risk.
- B. assign values to the probability and consequence of risk.
- C. compare estimated risk against given risk criteria.
- D. find, list, and characterize elements of risk.
Answer: C
Explanation:
As defined in API 580, Section 3.1.59:
"Risk evaluation: The process used to compare the estimated risk against given risk criteria to determine the significance of the risk." This follows from the broader risk assessment process where risk identification and analysis occur first, followed by risk evaluation.
Reference: API 580, 2nd Edition (2016), Section 3.1.59
NEW QUESTION # 56
Thinning causes the loss of material from
- A. Internal surfaces only
- B. External surfaces only
- C. External or internal surfaces
Answer: B
NEW QUESTION # 57
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