API 570 data sheets- Materials - Miscellaneous Numbers

Question 0

Subject to temper-embrittlement

Answer 0

Low Chromes

574: 7.4.12.1

Question 1

Common material with and endurance limit (fatigue cracking cannot occur below this stress level)

Answer 1

CS

571: 4.2.16.3.b.i

Question 2

Common material without an endurance limit

Answer 2

SS

571: 4.2.16.3.b.ii

Question 3

Subject to chloride stress-corrosion cracking

Answer 3

300 SS

574: 7.4.8.1.b

Question 4

Subject to poltheonic acid stress-corrosion cracking

Answer 4

Sensitized 300 SS

574: 7.4.8.1.b

Question 5

P-numbers allowed to use pre-heat in lieu of PWHT

Answer 5

P1 & P3

570: 8.2.3.2

Question 6

Flanges- Thread engagement acceptance criteria

Answer 6

-1

570: 5.12
b31. 3: 335.2.3

Question 7

Ratio of Endurance limit stress to ultimate tensile stress Carbon Steel

Answer 7

0. 4-0.5

571: 4.2.16.3.b.ii

Question 8

Testing- minimum range of pressure gauge used during a pressure test (multiplied by test pressure)

Answer 8

1.5

V: T-1031.a

Question 9

Testing - Preferred range if pressure gauge used during a pressure test (multiplied by test pressure)

Answer 9

2

V: T-1031.a

Question 10

NDE- number of additional welds or joints to examine when a weld defect is found during a Random examination

Answer 10

2

b31.3: 341.3.4.a

Question 11

PWHT- Minimum number of thermocouples required when performing a local PWHT instead of a 360 degree band

Answer 11

2

570: 8.2.3.3.d

Question 12

Weld Qualification- Number of tension tests to qualify a WPS

Answer 12

2

IX: QW-451.1

Question 13

Weld Qualification- Number of bend tests to qualify a welder or welding operator in welding positions 1G-4G.

Answer 13

2

IX: QW-452.1.a

Question 14

NDE - Minimum # of exposures to RT 360 of a weld using a double-wall technique, double-wall view (elliptical shot)

Answer 14

2

V: T-271.2.b.1

Question 15

NDE - RT film density range- allowed for the weld & IQI when using a gamma ray source

Answer 15

2.0-4.0

V: T-282.1

Question 16

NDE- minimum # of exposures to RT 360 of a weld using a double-wall technique, single-wall view

Answer 16

3

V: T-271.2.a

Question 17

Impact Test- Number of test bars required in each set

Answer 17

3

b31.3: 323.3.3

Question 18

NDE - When using a shim under a hole-type IQI, the number of sides of the IQI that must be seen in the RT image

Answer 18

3

V: T-277.3

Question 19

Testing - Maximum range of pressure gauge used during a pressure test (multiplied by test pressure)

Answer 19

4

V: T-1031.a

Question 20

Weld Qualification- number of bend tests to qualify a WPS

Answer 20

4

IX: QW-451.1

Question 21

Weld Qualification - Number of bend tests required to qualify a welder in welding positions 5G or 6G

Answer 21

4

IX: QW-452.1.a note 1

Question 22

Design- # of stress cycles needed to become rated as Serve Cyclic Service

Answer 22

7000

b31.3: 300.2

Question 23

NDE- Minimum time an examiner should be in a darkened area prior to using a black light for MT & PT exams

Answer 23

5 minutes

V: T-676.4.b & T-777.2.b