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API 510 > Section 8 > Flashcards

Section 8 Flashcards

1
Q

U-1 (d) Section 8 applies to pressure vessels up to a max pressure of:

A

3000 psi

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2
Q

UG-13 Thread engagement must be:

A

full depth

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3
Q

UG-16 Minimum thickness of pressure containing parts shall not be less than:

A

one sixteenth

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4
Q

UG-16 Mill undertolerance of plate shall not be less than:

A

0.01 inch or 6 percent, whichever is less

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5
Q

UG-36 Max size of openings in vessels 60 in ID and less:

A

half ID or 20 inches, whichever is less

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6
Q

UG-36 Max size of openings in vessels greater than 60 in ID:

A

third ID or 40 inches, whichever is less

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7
Q

UG-80 Max out of roundness for ID of vessel shall not exceed:

A

1 percent of the ID

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8
Q

UG-80 Cross section through an opening out of roundness may increase by:

A

2 percent

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9
Q

UG-84 Impact test procedures shall be in accordance with:

A

SA-370

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10
Q

UG-84 Impact tests must have how many specimens?

A

3

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11
Q

UG-93 Which type of material requires material test reports?

A

Plate

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12
Q

UG-99 What is the formula for hydrostatic test pressure?

A

1.3 MAWP times (Stress at test temp divided by stress at design temp)

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13
Q

UG-99 Hydro static test temp should be maintained:

A

30 deg above MDMT up to 120 deg limit

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14
Q

UG-100 What is the formula for pneumatic test pressure?

A

1.1 MAWP times (Stress at test temp divided by stress at design temp)

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15
Q

UG-102 What range should test gages have?

A

double the test pressure

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16
Q

UG-102 What are the limits of the test gage ranges?

A

no less than 1.5 test pressure and no greater than 4 times test pressure

17
Q

UG-125 Relief valves shall prevent overpressure of:

A

10 percent or 3 psi, whichever is greater

18
Q

UG-126 What is the tolerance on set pressure up to 70 psi

A

2 psi

19
Q

UG-126 What is the tolerance for set pressures greater than 70 psi

A

3 percent

20
Q

UW-12 Seamless heads with spot radiography have an efficiency of:

A

1

21
Q

UW-12 Seamless heads without spot radiography have an efficiency of:

A

0.85

22
Q

UW-51 Which NDE technique does not require a written procedure?

A

RT

23
Q

UW-51 UT may be used in place of RT for welds on what thickness material?

A

.25 inches or greater

24
Q

UW-52 Spot radiography is required for weld increments of:

A

50 feet

25
Q

UCS-66 PWHT is mandatory for material over what thickness?

A

1.5 inches

API 510 (3 decks)

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