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

• A.Need for postweld heat treatment (PWHT).
• B.Acceptability of physical properties.
• C.Chemical composition.
• D.Tensile strength to be higher than the base metal.

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When performing a carbon steel to carbon steel hot tap where the CE of one of the metals is greater than
0.42%, which of the following electrodes should be used?

• A.E7018
• B.E7048
• C.E7048-H4
• D.E7018-A1

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In alloy steel, a high hardness measurement could indicate:

• A.The presence of untempered martensite.
• B.The presence of tempered martensite.
• C.The Brinell test device was struck too hard with the hammer.
• D.A correlation to a low tensile strength.

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Refer to the following diagram:

Item#4 represents:

• A.groove angle.
• B.groove face.
• C.bevel face.
• D.bevel angle.

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

• A.HRC 20
• B.HRC 25
• C.HRC 22
• D.HRC 32

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