Question 1

When verifying that the filler metal selection is appropriate for the base metal being welded, an inspector should consider:

Options :

A : Chemical composition.

B : Tensile strength to be higher than the base metal.

C : Acceptability of physical properties.

D : Need for postweld heat treatment (PWHT).

Answer: A

Question 2

Eddy current can be used to measure the:

Options :

A : Thickness of parent metal below alloy metal claddings.

B : Thickness of surface coatings or cladding thickness.

C : Extent of bonding of coatings or claddings.

D : Holidays in coatings or claddings.

Answer: B

Question 3

To reduce the possibility of cracking, which of the following maximum hardness levels is required for weldments in wet H2S service?

Options :

A : HRC 20

B : HRC 22

C : HRC 25

D : HRC 32

Answer: B

Question 4

What term is used to describe the mechanical working of metals using impact blows?

Options :

A : Hammering

B : Mechanical stress relieving

C : Needle gunning

D : Peening

Answer: D

Question 5

What is the purpose of the IQI?

Options :

A : Determining that the required sensitivity of the radiograph is achieved

B : Marking the radiographs with a definite identifying characteristic

C : Ascertaining how much radiation the source has penetrated the material

D : Establishing the depth that the radiation source penetrates

Answer: A