API-570 data sheets - Temperatures (26)

Question 0

UT - Calibration - calibration block must be within what temperature of the part to be examined

Answer 0

25 *F

577: 9.9.1

Question 1

Corrosion- CUI affects carbon steel and low alloy (temperature range)

Answer 1

10-350 *F

574: 7.4.4.1.e

Question 2

Welding- when B32.3 recommends Minimum Preheat Temps become required

Answer 2

< 32*F

B31.3: 330.1.1

Question 3

NDE- Standard temperature range for a PT exam

Answer 3

40-125 *F

V: T-652/653

Question 4

Testing- Min flash point of hydrocarbons used for leak testing

Answer 4

120*F

574: 5.8.1

Question 5

Corrosion- CUI affects Austenitic Stain Steels (temperature range).

Answer 5

120-400 *F

574: 7.4.4.1.h

Question 6

Corrosion- Typical dew point of hydrochloric acid

Answer 6

130 *F

571: 4.3.7.3.d

Question 7

Corrosion- Temperature where chlorides stress corrosion cracking becomes a concern

Answer 7

> 140 *F (greater)

Question 8

NDE- Special procedures needed for UT thickness readings

Answer 8

> (greater) 150 *F

570: 5.7.1

Question 9

Corrosion- Temperatures swings that can cause thermal fatigue

Answer 9

+/- 200 *F

571: 4.2.9.3.c

Question 10

Corrosion- Most aggressive CUI temperature range

Answer 10

212-250 *F

571: 4.3.3.3.d.

Question 11

Corrosion- Typical dew point of sulfuric acid

Answer 11

280 *F

571: 4.3.7.3.c

Question 12

Welding- Minimum pre-heat temperature, when preheat is substituted for PWHT

Answer 12

300 *F

570: 8.2.3.2

Question 13

Welding- minimum pre-heat temperature, when a local PWHT is substituted for a full encirclement PWHT.

Answer 13

300 *F

570: 7.4.6.2

Question 14

Corrosion- Starting temp for Sulfidation on Carbon Steel per API 574

Answer 14

450 *F

574: 7.4.6.2.j

Question 15

Corrosion- Starting temp for Sulfidation on Iron-based alloys per API 571

Answer 15

500 *F

571: 4.4.2.3.c

Question 16

Corrosion - Temperature range causing temper embrittlement in low chromes

Answer 16

650-1100 *F

574: 3.1.39

Question 17

Inspection- Operating Temp when a Corrosion Specialist must input on an Inspection plan

Answer 17

> 750 *F

570: 5.1.1.1

Question 18

Corrosion - Graphitization occurs in Carbon Steel materials

Answer 18

greater than or equal to 800 *F

574: 10.3.5.2.4

Question 19

Corrosion - Creep occurs in 1-1/4% Chrome materials

Answer 19

greater than or equal to 900 *F

574: 7.4.11.1

Question 20

NDE- Maximum temperature for UT readings per API-574

Answer 20

1000 *F

V: SE-797 8.5

Question 21

NDE- Maximum temperature for UT readings per API 574

Answer 21

1100 *F

574: 10.2.1.5.1

Question 22

Materials- carbon steel PWHT temperature

Answer 22

1100-1200 *F

b31.3: Tbl 331.1.1

Question 23

Testing- minimum base temperature during pressure testing when wall thickness is less than or equal to 2 (<,=) 2” thick

Answer 23

MDMT + 10 *F

570: 5.8.3

Question 24

Testing- Minimum base material temp during pressure testing when wall thickness is > 2” thick

Answer 24

MDMT + 30 *F

570: 5.8.3

Question 25

NDE- Maxmum temperature for magnetic particles MT

Answer 25

Manufacturer Recommend

V: 731.c