API 510 Pressure Vessel Inspector Exam Questions & Answers

Greetings from apiXams!

We have collected API 510 Pressure Vessels Inspector's Examination information, Study Materials, Various organization's preparatory course materials, Question Banks and answers from many sources and archived as a single RAR file.

The following documents are available in this archive

1. Examination information includes;
   1. Publication Effectivity Sheets - it contents the details of codes and standards shall be studied for this exam
   2. Body of knowledge - it describes detailly about the required knowledge of the candidate in all aspect
   3. The examination schedule and fees detail for the year 2020
   4. Complete detailed instructions about CBT - Computer-Based Testing
   5. Tutorial about the CBT usage
   6. Reference document for the pre-test questions
2. Preparatory Course Documents
   1. Haward Technology Material
   2. Kuwait Petroleum Training Material
   3. and many more
3. Question Banks which contents approximately 1000 with answers
4. Code wise Mock-up Test
5. Code reference provided for maximum questions

All the above archived as a single RAR file about 100 megabytes. It's hard work to collect and archive and we need financial support to maintain the cloud storage. So we set a small amount to download the archive. Please support us by paying the small amount. Your download will start automatically, additionally, you will receive an automated email that contents the download link. It will work only 24 hours, so download as soon as possible.

Download here...

If you face any issues or clarifications, please contact us at apiXams@gmail.com.

Note: If you read these documents, it will increase your chances to succeed your examination, but remember these are not your actual API exam questions.

apiXams

Tags: API 510 Question & Answer, API 510 Sample Question, API 510, API 510 Question Bank, API 510 MOCKUP Test, Pressure Vessel Inspector,  API 510 Pressure Vessel Inspector

Read more »

API 510 Free Downloadable Question Bank

SL #	FILE NAME	Download Link
1	API 510 Exam1	click here
2	API 510 Exam 2	click here
3	API 510 Exam 3	click here
4	API 510 Exam 4	click here
5	API 510 Exam 5	click here
6	API 510 Exam 6	click here
7	API 510 Exam 7	click here
8	API 510 Exam 8	click here
9	API 510 Exam 9	click here
10	API 510 Final Closed Book	click here
11	API 510 Final Open Book	click here
12	API 510 MID Closed Book	click here
13	API 510 MID Open Book	click here

Read more »

API 510 Free Downloadable Question Bank

Hi! Friends,

Here the third and forth free downloadable question banks. apiXams is requesting visitors to use maximum links which is available in this blog. Please visit our advertisers websites at least one advertiser website. Visitors also requested to share their comments. It will help to improve our service.

Download link for third question bank: click here

Download link for forth question bank: click here

Read more »

API 510 Free Downloadable Question Bank

Second free downloadable question bank. apiXams is requesting visitors to click and follow our advertisers websites to give better service.

Download link 

Read more »

API 510 Free Downloadable Question Bank

API 510 Pressure Vessel Inspector Certification Examination Practice Questions With Answers are available here for free download. The first available download file contents 20 questions with answers all closed book exam questions. Use below given link to download.

Use this links to download (msword format) Download link 1 or Download link 2

Read more »

API 510 Question Bank (API 510 QB001) Full Version

Read more »

API 510 Question Bank (API 510 QB002)

Hie! folks,

This is the second question bank for API 510 Pressure Vessel Inspector Exam. For your information this second question bank questions are open book questions, you can refer code books during exam to answer. 

1. A standard  seamless , ASME F & D head (Torispherical) is used for the following conditions:

Material of Construction = SA 515 gr 60

Design Pressure = 250 psig 

Design temp = 580ºF

Inside Crown Radius = 72 inches 

Minimum available thk. = 1.14 inches 

Category B welds are spot radiographed.

Corrosion allowance = 0.125 inches 

Allowable stress at design temp.   = 16400 psig

Your assessment is:

a. The head does not meet code requirements.

b. The head meets the code requirements.

c. Suitability would depend on decision of pressure vessel inspector.

d. Data are not adequate.

2. A pressure vessel is to be constructed with MDMT = +20°F, M.O.C = SA 515 gr 60 . Impact testing not performed.

Required shell thickness = ¾ , dished head thk. =  1-⅛ " ( torisph. head). Determine if this material is suitable for:

a. Both shell as well as dished head

b. Suitable for head but not for shell

c. Suitable for shell only but not for head

d. Not suitable for either

3. For a certain pressure vessel with spot radiography, and all Welds  type 1, 

Vessel diameter =  72 inch I.D.  

M.O. C = SA 515 gr 70 

Design temp. = 600°F 

Allowable stress at design temp. = 20,000 psi  

If shell thk. = 5/8" and C. A = 1/8", the MAWP for the shell will be:

a. 234 psi

b. 168 psi

c. 256 psi 

d. None of the above

4. A pressure vessel (M.O.C. 516 gr. 70) has external jacket spread over 72 inches length of the shell. (Jacket pressure = 180 psi, Jacket temperature = 350°F) the vessel OD = 36 inches. Shell thickness= 0.5 inch, C.A. = Nil.  Decide which of the following are applicable in the present case.

a. Shell thickness is OK.

b. Shell thickness is NOT OK.

c. Data are not adequate.

d. Acceptance of shell thickness depends on opinion of vessel engineer.

5. Choose correct hydrostatic test pressure from given options for a vessel   with the following data:

Design Pr = 360 psi

Design temp = 675ºF

M.O.C = SA 537 Cl. 1

Allow stress (Ambient) = 18600 psi

Allow stress (675°F) = 16900 psi

a. 540 psig 

b. 515 psig

c. 450 psig

d. None of above

6. Impact test requirement for the two plates is to be assessed for MDMT = 0ºF, to be used for Vessel which will be hydrotested and used for steady operation. 

Plate A. Plates 537 class 1,    2.0 inch thick 

Plate B. Plates 515 gr 60,      0.75 inch thick 

Your assessment is:

a. Plate (A) and plate (B) both require impact test.

b. Only (A) requires, (B) is exempt.

c. Only (B) requires, (A) is exempt.

d. Both do not require impact testing.

7. For vessel shell, thk= 4.0 inch, max. weld mismatch shall be as follows:

a. Long seam = ¼”, circ seam = ½”

b. Long seam = ¼”, circ seam = 7/32”

c. Long seam = 7/32”, circ seam = ¼”

d. Long seam = 5/8”, circ seam = ½”

8. Toughness (opposite of brittleness) will be best for which materials:

a. Materials represented by curve A

b. Materials represented by curve B

c. Materials represented by curve C

d. Materials represented by curve D

9. In a pressure vessel one of the 2:1 ellipsoidal dished head is removed and a new seamless dished head of same type is installed with a single ‘V’ joint with backing strip and full radiography. What is the joint category, type and efficiency of the joint now?

a. Category-B,  Type-1 &  E-0.9

b. Category-B,  Type-2 &  E-0.9

c. Category-A,  Type-2 &  E-1.0

d. Category-B,  Type-2 &  E-1.0

10. A pressure vessel of overall height 80’ has its part MAWP at various parts as detailed in the sketch. What is the vessel MAWP (hydrostatic head 1’ = 0.433 psi)?

a. 419 psi

b. 420 psi

c. 430 psi

d. 426 psi 

Read more »

Answer Sheet for API 510 QB001

Question No	Answer
1	B
2	D
3	B
4	C
5	C
6	C
7	A
8	D
9	A
10	A
11	B
12	A
13	D
14	B
15	C
16	B
17	B
18	C
19	B
20	C

Read more »

API 510 Question Bank (API 510 QB001)

Today's question here...........

18. ASME Sec. VIII Div. 1 recommends use of U.T. in place of R.T. (for a fully radiographed vessel) for:
a. All butt welds in vessel
b. All butt and fillet welds in vessel
c. For closing seams only
d. The code does not permit use of U.T. at all 

19.   Vessel MAWP for tall vertical vessel will normally be:
a. Greater than vessel part MAWPs
b. Lower than Vessel part MAWPs
c. May be (a) or (b) depending on Vessel height
d. Is always same as vessel design pressure

20. For a vessel constructed with Type 1 welds:
a. RT3 means E = 1
b. RT2 means E = 0.85
c. RT1 and RT2 may mean E = 1
d. RT4 means spot radiography

API 510 Question Bank (API 510 QB001) completes here check next post for answers.

Read more »

API 510 Question Bank (API 510 QB001)

The question bank continues..........

12. Vessel MAWP for vertical vessel is measured at:

a. Top most point of vessel

b. Bottom most point of vessel

c. At the mid point between top & bottom

d. None of above

13. Which of the following statements is true? 

a. All defects are not discontinuities. 

b. All discontinuities are defects. 

c. Discontinuities are rejectable defects. 

d. Defects are rejectable discontinuities.

14. A Pressure Vessel is designed for 0.85 joint efficiency with full penetration welds. RT requirement will be:

a. Nil          

b. Spot        

c. 100 %        

d. T-joints radiography

15. A vessel with 50 inches OD and 1¼ in. thickness is to be provided Std. torisph. heads. The heads shall be formed with crown radius and min. knuckle radius as follows:

a. 25 inch,  4 inch

b. 50 inch,  3 inch 

c. 40 inch,  3¾ inch 

d. 25 inch,  2 inch 

16. If there is a conflict between ASME VIII & API 510 Code, for vessels in-service:

a. ASME will precedent

b. API will precedent 

c. ASNT will precedent

d. Owner user will decide

17.   Two head to shell joints, one joining a seamless Hemisph, head   to shell was radiographed for full length and the other joint joining seamless std. torisph. head to shell was spot radiographed, The weld joint efficiency for each of these heads respectively will be:

a. 1,  0.85              

b. 1,  1           

c. 0.85,  1              

d. 0.85,  0.85 

visit again for more............

Read more »

API 510 Question Bank (API 510 QB001)

API 510 questions continues here.........

6. A new pressure vessel should be inspected to which of the following codes?

a. API 510 ,                                

b. ASME Sec. 1,                          

c. ASME Sec. VIII Div. 1,                  

d. None  of these 

7. Code rules for testing vessels in service are detailed in:

a. API 510                                        

b. API 570                                            

c. ASME Section VIII Div.1                

d. None of above

8.   Identify category A joints from following:

a. Longitudinal joints

b. Circumferential joints, shell to shell 

c. Shell to hemispherical head joint  

d. a and c above 

9. If all other conditions are remains same the design thickness of which dished end (Torispherical, Hemispherical, Ellipsoidal) will be maximum?

a. Torispherical             

b. Hemispherical      

c. Ellipsoidal    

d. All will be same

10. Any thickness-offset within the allowable tolerance shell be provided a minimum taper transition of:

a. 3 to 1 min

b. 4 to 1 min

c. 3 to 2 min

d. 1 to 2 min

11. ASME Sec VIII Div. 1 specifies different acceptance level for weld reinforcement, which of the following statements are true in your opinion?

a. Permitted reinforcement for long. seems is higher than circ. seems

b. Permitted reinforcement for long. seems is lower than circ. seems

c. Permitted reinforcement for long. seems is same as circ. seems

d. Permitted reinforcement does not depend on location of seems.

visit again for more..........

Read more »

API 510 Question Bank (API 510 QB001)

apiXams provides Question Bank freely in this blog to help who is unable to buy. If you visit our blog frequently, you will get new questions regularly. Don't miss this chance, because it will be available  for limited time offer after that it will be deleted. So don't forget to visit our blog. If you want to download Complete set of Question Bank with answer immediately, visit to downloads page. Direct download link available on it, remember its not free.

You shall save this questions with same Question Bank Code, which is provided each post heading within bracket. Because first we post all questions in this Question Bank then we will post the answers for that particular Question Bank with the same Question Bank Code.

If you missed to save with question bank code, you cannot locate correct answers. So aware and ensure every time while you save the questions for correct question bank code. See below for today's questions.

1. In a 30 mm thick cylindrical shell, the longitudinal as well as circumferential joints are double welded butt welds with full penetration. Which of the following is true as regards the longitudinal and circumferential joints?

a. They are of same category but different types.

b. They are of same type but different categories.

c. Both the category as well as type are same.

d. Both the category as well as type are different.

2. Vessel MAWP of existing vertical vessel will be affected for which of the following?

a. If Vessel Part MAWP changes for any vessel part.

b. If design pressure is reduced  (other factors remaining same)

c. Vessel height is changed by adding/deleting a shell course

d. A and C

3.   A Shell with Inside dia = 2200 mm, and Corr. allow.= 5 mm is to be designed as per ASME Sec. VIII , Div.1. What will the value of “R” in design formula for shell thickness?

a. 1100 mm         

b. 1105 mm          

c. 1095 mm          

d. 1110 mm

4. In thickness formula for internal pressure for shell, term ‘E’ refers to:

a. Modules of Elasticity of material 

b. Thermal Expansion

c. Joint efficiency of the weld

d. None of above

5. The hydrostatic pressure caused by 10 ft. of liquid column (sp. gr. = 1) will be:

a. 10 psi        

b. 43.3 psi          

c. 4.33 psi          

d. None of the above

visit again for more.........

Read more »