Question 1

As the percentage of ____ increases, tensile strength, toughness, and corrosion resistance increase.

Accepted Answer

A)   silicon
B)   chromium
C)   nickel
D)   molybdenumE) A) and B)
F) C) and D)

Question 2

Explain arc blow and when it occurs.

Accepted Answer

Arc blow, or arc wander, occur...

Question 3

Which of the following is a function of the core wire?

Accepted Answer

A)   To provide some of the alloying elements.
B)   To provide an arc stabilizer.
C)   To serve as an insulator.
D)   To carry the welding current.E) None of the above
F) A) and C)

Question 4

In the AWS specification for stainless steel-covered arc electrodes, following the prefix, the three-digit AISI stainless steel number is used to indicate ____.

Accepted Answer

A)   the minimum tensile strength of the deposited metal
B)   usability and performance capabilities
C)   a flux cored electrode
D)   the type of stainless steel in the filler metalE) None of the above
F) B) and C)

Question 5

In the AWS specification for carbon steel-covered arc electrodes, a 4 to the right of the tensile strength indicates the following welding position(s) : ____.

Accepted Answer

A)   flat, horizontal, overhead, and vertical-down
B)   all positions flat, horizontal, vertical, and overhead
C)   flat only and is no longer used
D)   horizontal fillets and flatE) All of the above
F) A) and C)

Question 6

____ indicates a composite electrode.

Accepted Answer

A)   E
B)   R
C)   ER
D)   ECE) A) and D)
F) All of the above

Question 7

Some high-temperature slags, called ____________________, solidify before the weld metal solidifies.

Accepted Answer

The answer of Some high-temperature slags, called ____________________, solidify before...

Question 8

​Metal core arc welding electrodes are similar to what other type of electrodes?

Accepted Answer

A)   ​FCAW
B)   ​GMAW
C)   ​GTAW
D)   ​SMAWE) B) and C)
F) A) and D)

Question 9

____________________ gases prevent the atmosphere from contaminating the weld metal as it transfers across the arc gap.

Accepted Answer

The answer of ____________________ gases prevent the atmosphere from contaminating...

Question 10

____ indicates a rod that is heated by some other source other than electric current flowing directly through it.

Accepted Answer

A)   R
B)   B
C)   RB
D)   INE) All of the above
F) None of the above

Exam 28: Filler Metal Selection

In the AWS specification for carbon steel-covered arc electrodes, a 4 to the right of the tensile strength indicates the following welding position(s) : ____.

Correct Answer
verified

Which of the following is a function of the core wire?

Correct Answer
verified

____________________ gases prevent the atmosphere from contaminating the weld metal as it transfers across the arc gap.

Correct Answer
verified

Metal core arc welding electrodes are similar to what other type of electrodes?

Correct Answer
verified

Some high-temperature slags, called ____________________, solidify before the weld metal solidifies.

Correct Answer
verified

Explain arc blow and when it occurs.

Correct Answer
verified
Arc blow, or arc wander, occur...
View Answer

As the percentage of ____ increases, tensile strength, toughness, and corrosion resistance increase.

Correct Answer
verified

In the AWS specification for stainless steel-covered arc electrodes, following the prefix, the three-digit AISI stainless steel number is used to indicate ____.

Correct Answer
verified

____ indicates a rod that is heated by some other source other than electric current flowing directly through it.

Correct Answer
verified

____ indicates a composite electrode.

Correct Answer
verified

Exam 28: Filler Metal Selection

In the AWS specification for carbon steel-covered arc electrodes, a 4 to the right of the tensile strength indicates the following welding position(s) : ____.

Correct AnswerverifiedShow Answer

Which of the following is a function of the core wire?

Correct AnswerverifiedShow Answer

____________________ gases prevent the atmosphere from contaminating the weld metal as it transfers across the arc gap.

Correct AnswerverifiedShow Answer

​Metal core arc welding electrodes are similar to what other type of electrodes?

Correct AnswerverifiedShow Answer

Some high-temperature slags, called ____________________, solidify before the weld metal solidifies.

Correct AnswerverifiedShow Answer

Explain arc blow and when it occurs.

Correct AnswerverifiedArc blow, or arc wander, occur...View AnswerShow Answer

As the percentage of ____ increases, tensile strength, toughness, and corrosion resistance increase.

Correct AnswerverifiedShow Answer

In the AWS specification for stainless steel-covered arc electrodes, following the prefix, the three-digit AISI stainless steel number is used to indicate ____.

Correct AnswerverifiedShow Answer

____ indicates a rod that is heated by some other source other than electric current flowing directly through it.

Correct AnswerverifiedShow Answer

____ indicates a composite electrode.

Correct AnswerverifiedShow Answer

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Metal core arc welding electrodes are similar to what other type of electrodes?

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified
Arc blow, or arc wander, occur...
View Answer

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified