API-578

Question 1

API 578 provides guidelines for a material assurance system to verify:

Answer 1

All alloy materials. 1.0

Question 2

The material verification program specified by API 578 covers:

Answer 2

Only pressure-containing components. 1.0

Question 3

An alloy material is any metallic material that contains alloying elements that
are added:

Answer 3

To improve either mechanical properties or corrosion resistance. 3.1

Question 4

An inspection lot includes:

Answer 4

all materials from a common source, of the same material type and same heat. 3.4

Question 5

For construction and repair activities a written material verification program should be established by the:

Answer 5

Owner/User. 4.1

Question 6

The material verification program should cover PMI testing of materials:

Answer 6

In existing piping systems and during construction, repairs and
alterations of piping systems. 4.1

Question 7

During repairs, random PMI sampling of new components is most appropriate
for:

Answer 7

low-risk piping systems. 4.1

Question 8

Who has the responsibility to determine the extent of PMI performed?

Answer 8

Owner/User 4.1

Question 9

During construction the Owner should consider 100% PMI of new components on:

Answer 9

high-risk piping systems. 4.1

Question 10

Usually substituting an alloy for carbon steel does not cause a problem. But hardenable alloys may cause failure in some carbon steel systems. Which of the following process services would substituting an alloy for carbon steelnot result in a potential problem.

Answer 10

Benzene 4.1.1

Question 11

Who is responsible to assure that the material verification program meets the guidelines of API 578?

Answer 11

Owner/User 4.2.1

Question 12

Who is responsibility to verify the adequacy of the material verification program that is performed by material suppliers?

Answer 12

Owner/User 4.2.2

Question 13

Who has the responsibility to review and approve the adequacy of the PMI program used by fabricators?

Answer 13

Owner/User 4.2.2

Question 14

A mill test report:

Answer 14

Is an important part of the material qualify assurance program. 4.2.4

Question 15

During construction, which of the following alloy components does not need to be covered by a material verification program?

Answer 15

Bolts, expansion joints, gaskets, and pressure containing welds need to be checked. 4.2.5

Question 16

During alloy welding:

Answer 16

One electrode from each lot or package should be identified. 4.2.6

Question 17

If alloy element(s) are contained in the flux of a welding electrode, PMI testing:

Answer 17

Could be conducted on a “weld button” prior to production welds. 4.2.6

Question 18

New longitudinal welded alloyed pipe should:

Answer 18

Receive random PMI testing of weld and base metal if there is a reason to suspect problems. 4.2.6.1

Question 19

PMI of autogenous welds is:

Answer 19

Not required if the base metal was PMI tested. 4.2.6.2

Question 20

Who has the responsibility to determine the extent of PMI testing required on existing piping systems?

Answer 20

Owner/User 4.3.2

Question 21

When prioritizing the need for PMI on existing piping systems, which of the following is not a factor to consider?

Answer 21

Age of the facility. 4.3.3

Question 22

Incorrect substitution of carbon steel is most likely to be found in:

Answer 22

Chrome systems. 4.3.3.1

Question 23

Which residual element in a carbon steel system has not caused increased corrosion rates in HF acid piping system?

Answer 23

Fe 4.3.3.2

Question 24

Low silicon carbon steel can corrode rapidly when exposed to:

Answer 24

Hydrogen-free sulfidation. 4.3.3.4

Question 25

Carbon steel can corrode rapidly in hydrogen-free sulfidation when the silicon content in carbon steel is:

Answer 25

< 0.10%. 4.3.3.4

Question 26

The owner decides to conduct PMI testing on some existing piping systems. Which of the following is a major factor in prioritizing the pipe?

Answer 26

The effectiveness of the construction & maintenance practices. 4.3.3.5

Question 27

Which of the following piping components is most likely to have a substitution with the wrong material?

Answer 27

Bolting. 4.3.4

Question 28

Which of the following piping components is most likely to have a substitution with the wrong material?

Answer 28

6 NPS Gate valve. 4.3.4

Question 29

Who has the responsibility to determine the extent of PMI testing required during repairs and alterations of piping systems?

Answer 29

Owner/User. 4.4.1

Question 30

Who has the responsibility to evaluate the effectiveness of a PMI program during repairs and alterations?

Answer 30

Owner/User. 4.4.1

Question 31

During repairs and alterations the Owner should:

Answer 31

Have a written procedure describing their PMI program. 4.4.1

Question 32

PMI testing at the warehouse is:

Answer 32

Not a substitute for PMI testing required during fabrication. 4.4.2

Question 33

In the petrochemical industry, one common material mix-up problem occurs:

Answer 33

When temporarily removing spool pieces. 4.4.3

Question 34

Identification of materials by visual stamps or markings:

Answer 34

Is not a substitute for PMI testing. 5.1

Question 35

How do portable X-Ray Fluorescence PMI tools work?

Answer 35

Radiation waves excite the materials and the material emits a
different spectrum of radiation that can be analyzed. 5.2.2

Question 36

PMI tools that use X-Ray fluorescence can not detect:

Answer 36

carbon. 5.2.2

Question 37

How does Portable Optical Emission Spectrometry determine the elements in a material?

Answer 37

An electric arc causes a spectrum of light to be emitted from the tested material. The light is analyzed. 5.2.3

Question 38

Chemical spot testing:

Answer 38

Removes a small amount of surface metal that is placed in a filter paper. Small droplets of reagents are used on the sample and different colors indicated different materials. 5.2.5.1

Question 39

PMI tools that use Resistivity Testing are not always able to sort:

Answer 39

Low chromes and 300 series stainless steels. 5.2.5.2

Question 40

PMI testing equipment should be:

Answer 40

Calibrated as specified by the manufacturer. 5.3

Question 41

All personnel performing PMI tests should be:

Answer 41

Knowledgeable about the operation of the PMI test equipment. 5.5

Question 42

Qualifications for personnel performing PMI testing should be submitted and reviewed by:

Answer 42

The Owner/User. 5,5

Question 43

When PMI testing indicates that an alloy is outside the range allowed on the material spec, the component can:

Answer 43

Be used if accepted by the Owner/User following an assessment. 6.1c

Question 44

An alloy weld overlay is applied to carbon steel base metal. What will occur?

Answer 44

Dilution. 6.2

Question 45

An alloy weld overlay is applied to carbon steel base metal. Who has the responsibility to establish the minimum alloy requirements of the asdeposited weld metal?

Answer 45

Owner/User. 6.2

Question 46

What is the appropriate action to take when an incorrect material is located during a PMI sampling of an inspection lot?

Answer 46

A more extensive inspection of the lot should be considered. 6.3

Question 47

A color code system for pipe is specified by:

Answer 47

PFI ES22. 7.1.1

Question 48

Identification of materials by color coding:

Answer 48

Is not a substitute for PMI testing. 7.1.1

Question 49

Which of the following is not required when the owner’s PMI system requires physical marking of components?

Answer 49

The name of individual doing the marking. 7.1.1 / 7.1.2

Question 50

Marking pens should not contain chlorides or:

Answer 50

Sulfur. 7.1.2b

Question 51

When PMI testing is conducted on a new piping system, the documentation of the PMI results should be kept:

Answer 51

Until piping system is removed/scrapped. 7.4