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Questions # 1:

What is the most appropriate action when an inspector finds improperly marked filler materials?

Options:
A.

Accept them if nonessential variable.

B.

Reject them.

C.

Re-qualify the WPS.

D.

Accept them if the markings are corrected.

Questions # 2:

Which of the following is the test that can measure most aspects of weldability?

Options:
A.

Impact testing

B.

There is no single test

C.

Weld tension tests

D.

Bend testing

Questions # 3:

Items to be included in the WPS for GMAW process are:

Options:
A.

Joint design and test coupon thickness.

B.

Base metal P-number and deposited metal thickness.

C.

Type of welding process and test coupon thickness.

D.

Electrode-flux class and electrical characteristics.

Questions # 4:

When welding nickel alloys, it is important that:

Options:
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.

Questions # 5:

What is(are) the most appropriate action(s) to prepare an in-service carbon steel piping system that has been in caustic service for welding?

Options:
A.

Neutralize and clean the surface within 6 in. (150 mm) of weld bevels

B.

Steam out the piping system and dry

C.

Verify with pH paper that any surface liquid is “basic"

D.

Grind the surfaces near the bevel to remove contaminants

Questions # 6:

If an individual changes an essential variable in the WPS, the individual must:

Options:
A.

Re-qualify the PQR.

B.

Re-qualify the WPS.

C.

Record the change on the existing WPS.

D.

List the change as a supplement to the WPS.

Questions # 7:

Filler metals are grouped according to their A-numbers to:

Options:
A.

Minimize the number of performance qualifications.

B.

Minimize the number of welding procedure qualifications.

C.

Define the welding characteristics.

D.

Designate similar chemical compositions.

Questions # 8:

Which of the following has the lowest range of welding currents and electrode diameters associated with the GMAW process?

Options:
A.

Short circuiting transfer

B.

Pulsed droplet transfer

C.

Globular transfer

D.

Spray transfer

Questions # 9:

One of the main differences between welding nickel alloys and austenitic stainless steels is that with nickel alloys:

Options:
A.

Interpass temperature control is not needed.

B.

There is less susceptibility to cracking from contaminants.

C.

There is less susceptibility to lack of fusion.

D.

The weld pool tends to be sluggish.

Questions # 10:

What is the Brinell hardness limit value for 1-1/4 Cr -1/2 Mo steel in refining service?

Options:
A.

200

B.

215

C.

225

D.

241

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