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Exposed film that allows 1% of the incident light to pass through has a film density of:

A.

1.0

B.

2.0

C.

3.0

D.

4.0

The weld symbol represents which type of weld groove?

A.

Parallel

B.

Scarf

C.

Flare

D.

Bevel

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 22

C.

HRC 25

D.

HRC 32

Which of the following is a commonly accepted advantage of flux core arc welding (FCAW)?

A.

Equipment is simple, inexpensive, and portable.

B.

The slag supports and shapes the weld bead.

C.

There is a reduced requirement for ventilation.

D.

There is minimal postweld cleanup.

In hardness testing of carbon steel weldment specimens, there is an approximate relationship between hardness and:

A.

Toughness

B.

Tensile strength

C.

Ductility

D.

Yield strength

Which welding process produces a fast-freezing weld pool and is generally suited for joining thin sections or root passes?

A.

GMAW-S

B.

GTAW

C.

GMAW

D.

FCAW

Base metals are assigned P-numbers by the ASME Code, Section IX to reduce the number of:

A.

Required welding procedure specifications.

B.

Required welding procedure qualifications.

C.

Required procedure and performance qualifications.

D.

Required mechanical tests.

What is the "area of interest" on a weld radiograph?

A.

The entire radiograph minus 2 in. (50.8 mm) from the edges

B.

Only the area of contrasting density

C.

The specific portion of a radiograph that needs to be evaluated

D.

The portion that is less than 3t from the center of the radiograph, where t is the thickness of the weld

When welding nickel alloys, it is important that:

A.

The bevel angle be wide enough to allow oscillation of welding torch.

B.

The cooling rate be controlled in order to prevent rapid cooling.

C.

Preheating is always performed to prevent hot cracking.

D.

A wide face and thinner bevel be used.

Where is the weld HAZ assumed to be for purposes of hardness testing?

A.

0.25 inch on either side of the fusion zone

B.

0.25 inch away from the toe of the weld into the base metal

C.

1 inch on either side of the centerline of the weld

D.

Just adjacent to the toe of the weld