Accurate Hot Selling API-570 Exam Dumps 2023 Newly Released [Q53-Q75]

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Accurate Hot Selling API-570 Exam Dumps 2023 Newly Released

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Q53. Aboveground piping is subject to atmospheric corrosion.
What is buried piping subject to?

Erosion

Anodic reaction

Soil electrolytes

Soil corrosion

Q54. Radiographic profile techniques are preferred over ultrasonic thickness measuring instruments for pipe diameters of:

NPS 1 ‘and over

NPS 2 and over

NPS 1 and under

NPS 2 and under

Q55. Cracks caused by vibration, thermal cycling, thermal expansion problems and environmental cracking are considered.

in-service cracks

material cracks

delayed cracks

HAZ cracks

Q56. An API authorized piping inspector certificate is valid for years from its date of issuance

unlimited

Q57. What is the minimum holding time of SA-106 Grade B, 1 inch thick material?

2.4 hours

2 hours

1 hour

not specified

Q58. What is a thermocouple pyrometer?

A device used to check the heat treatment temperature, usually connected by capacitor discharge welding

A device taped to the pipe that will record temperature variations

A flammable material that, when ignited, will create enough heat to stress relieve piping

A vibration device that generates heat through friction producing a stress relieved weldment

Q59. Which of the following best describes API 574?

code

Standard

specification

Recommended practice

Q60. When an entire piping assembly is to be heat treated, but it will not fit into the furnace, what action should be taken?

Heat treat in more than one heat, with a 1″ overlap

Heat treat as much as possible and hardness test the untreated area

Radiograph the untreated area

MT the untreated area

Q61. API 570 covers the inspection of__________.

new construction

new tank construction

In-service piping

In-service vessels

Q62. Of the following examples, which one may cause a leak in a threaded joint?

Back welding the fitting

Lack of thread lubricant

Under pressuring the part

Changing the direction of flow in the piping system

Q63. What should have been the correct number and type of guide bends on the PQR?

6 side bends

2 face and 2 root bends

1 side, 1 face and 1 root bend

No side bends required

Q64. Piping systems that are not located in high activity areas and do not significantly vaporize are designated as______.

Class 3

Class 2

Class 1

Owner/user designated system

Q65. Is the attached PQR properly qualified?

No, because RT is not allowed during PQR qualification

No, because there are not enough tensile tests

No, because peening is allowed by ASME B31.3

Yes

Q66. The minimum required pipe wall thickness or retirement thickness shall be based on pressure, mechanical and structural considerations using the appropriate design formulae and.

code allowable stress

assumption stress

nil-weight ductility stress

CTOD stress

Q67. Without the benefit of an impact test, what is the minimum operating temperature for A-106 Grade B material used in a Category D Fluid Service?

-29°F

-20°C

-20°F

0°F

Q68. On the regularly furnished Class 300 raised face flange, what is the height of the raised face?

0.06″

0.09″

0.19″

0.25″

Q69. What is the acceptable method to temporarily repair a longitudinal crack in an existing piping system?

Installing a full encirclement welded split sleeve

Welding over the crack

Welding a box over the cracked area

Using a full encirclement welded spilt sleeve, with the approval of the piping engineer

Q70. Impact testing of each form of material for any specification shall be done using procedures and apparatus in accordance with

ASTM A 370

ASME Section V

API 570

AWS D 1.5

Q71. What is the inspection interval for buried piping without cathodic protection, the soil resistivity is 6,500 ohm-cm?

10 years

15 years

5 years

whenever a leak is suspected

Q72. A visual examination of performance test coupons shall_______.

show complete joint penetration and complete fusion of weld metal and base metal

show no more than 1/3t inadequate penetration

show no more than 1/3t non fusion

be allowed one 5/32″ crater crack

Q73. What is the maximum thickness measurement inspection interval for an injection point?

3 years

5 years

10 years

By Class

Q74. API 570 applies to piping systems for process fluids such as:

Firewater

Plumbing, sanitary sewers and storm sewers

Raw, intermediate, and finished products.

Piping systems on trucks, ships and barges

Q75. A DC yoke shall have a lifting power of at least

5 lbs.

8 lbs.

10 lbs.

40 lbs.

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