MARCH 2014 COMPUTER MEMORIES Well call him GEORGE HARRISON He remembered an amazing 105 Qs of 150 for March 2014 computerized exam and claims Control F function was not allowed Can you locate the Code Sections and REFERENCES ON ALL ANSWERS THIS MAKES FUN PRACTICE Nice Job George 1,

2,

3,

4,

5, Act of penetrating a thin component

6, Characteristics of SAW

7,

8,

9,

10, Suitable for Safe Operation

11,

12, open book

13,open book

15,

16, Ring Gasket should be as per API 620- OPEN BOOK

18, UN KNOWN MATERIAL YIELD STRENGTH OPEN BOOK

20, if you want to use A-283 instead of A-36 require purchaser written approval .

SEE ALSO 4.1.5 Rules for SUBSTITUTION OF PLATE21, Routine inspection interval one month

22, Personnel for routine inspection

23,If the internal inspection is only for tank bottom

24,

25,

26,

27,

28,

29, Gave below fig and mentioned C distance as 2 instead of 3

30,

31,

32, Negative 850 mv

33,

34, 190F CRUDE OPEN BOOK

35, Thin film is for new tanks

36, Testing for thin film

37, diameter given as 155 and answer is 16.

38, Crushed rock- underside corrosion

39,

40, MIC appearance open book

41, Sulfuric acid percentage -85 and Temp -125 F Figure 5-21 Corrosion Rate question

41, OPEN BOOK

42,

43, Thickness is .50 Hole Type Source side

45,

46, 1:4

47,

48, API 653 Governs if it is more stringent than others.

49, Sum of the pits arc parallel to the shell-to- bottom

50,

51, Lamination check

52,

53,

54,

55,

56,

57, Maximum UT inspection interval A , 5 YRS B, 15 YRS C, Half of Remaining Life (R.L) D, Quarter of Remaining Life (R.L)58,

59,

60,

61,

62, open book

63,

64, Los Angles open book

65,

66,

67,

68,

69, 10+5+2 =17

70, J value open book t =.5

71,

72,

75, Major alteration A -12 , B- 18

76, Thickness required for finding Height H is actual thickness Minus the corrosion allowance

77, Given thickness is 3/8 and depth of pit .180 is it acceptable without repairs

78,

79,

80, IR 192 MINIMUM DENSITY 2

81, Light image of B is rejection

82,

83,

84, Filling Rates for thickness(.5)

85, W.P.S question joint sketch given but did not mention the grove angle.86, P.Q.R question thickness range qualification .87, P.Q.R question - SA 516 Gr 70 Mechanical and bend test results 88, Critical length calculation Given tank dia, least thickness , average thickness, remaining thickness and ask us calculate critical length.89, T minimum for bottom shell 90, Remaining life calculation91, Given corrosion rates for shell and bottom plates . ask us tell Maximum UT inspection interval .92, Given different data for calculation height (H).92,Welder symbol is not required for which type of joints?

CHAPTER 11 API 653 easy see question and reference below93,Given shell and bottom plate corrosion rate and ask find UT inspection interval Since we know corrosion rate , interval is 5 years94,Meaning of RCA

95 Keyword in the exam is experiences with coatings and linings OPEN BOOK

96, Key word is to the maximum liquid level , not shell height in the examination they mentioned tanl height and liquid level and ask us which one we have to consider for calculating thickness

97,

98,

98, Carbon Steel (Unknown Specification) thickness is .5 and temp -20F- safe for use

99, Need for Hydrotest .

100,

101, 2/3 yield strength or 2/5 Tensile Strength

102, Hold Points

103, Minimum plate dimension

104,

105,

106,