Question 1

​Which of the following is not a needed item for all of the practices?

Accepted Answer

A)  ​MIG pliers 
B)  ​wire cutters 
C)  ​torch lighter 
D)  ​wire brush 
A)  ​MIG pliers 
B)  ​wire cutters 
C)  ​torch lighter 
D)  ​wire brush C

Question 2

​What is the maximum temperature that the base metal can be at while it is being welded?

Accepted Answer

A)  ​50°F (10°
C)  
B)  ​100°F (38°
C)  
C)  ​150°F (65°
C)  
D)  ​350°F (175°
C)  
A)  ​50°F (10°
C)  
B)  ​100°F (38°
C)  
C)  ​150°F (65°
C)  
D)  ​350°F (175°
C)  D

Question 3

​What is the minimum temperature that the joint must be at before welding can begin?

Accepted Answer

A)  ​70°F (21°
C)  
B)  ​60°F (15°
C)  
C)  ​50°F (10°
C)  
D)  ​40°F (4°
C)  
A)  ​70°F (21°
C)  
B)  ​60°F (15°
C)  
C)  ​50°F (10°
C)  
D)  ​40°F (4°
C)  C

Question 4

​What should be watched for as an indication that the root pass is getting 100% penetration?

Accepted Answer

​Watch the leading edge of the

Question 5

​What should be done with a test plate if it is warped as the result of being flame cut?

Accepted Answer

A)  ​Use a grinder to straighten the beveled edge. 
B)  ​Use a press to straighten the plate. 
C)  ​Make a new cut using a power band saw. 
D)  ​Discard the plate and try again. 
A)  ​Use a grinder to straighten the beveled edge. 
B)  ​Use a press to straighten the plate. 
C)  ​Make a new cut using a power band saw. 
D)  ​Discard the plate and try again.

Question 6

​What is the maximum undercut that is allowed for a visual inspection?

Accepted Answer

A)  ​1/64 in (0.4 mm) 
B)  ​1/32 in (0.8 mm) 
C)  ​3/32 in.(2.4 mm) 
D)  ​No incomplete fusion allowed 
A)  ​1/64 in (0.4 mm) 
B)  ​1/32 in (0.8 mm) 
C)  ​3/32 in.(2.4 mm) 
D)  ​No incomplete fusion allowed

Question 7

​Explain how to bend test the strips cut from the 10 gauge to 14 gauge carbon steel sheet metal.

Accepted Answer

​Using a vise and a

Question 8

​What is the maximum size of porosity that is allowed for a visual inspection?

Accepted Answer

A)  ​1/64 in (0.4 mm) 
B)  ​1/32 in (0.8 mm) 
C)  ​3/32 in.(2.4 mm) 
D)  ​No porosity allowed 
A)  ​1/64 in (0.4 mm) 
B)  ​1/32 in (0.8 mm) 
C)  ​3/32 in.(2.4 mm) 
D)  ​No porosity allowed

Question 9

​What is the maximum crack size that is allowed for a visual inspection?

Accepted Answer

A)  ​1/64 in (0.4 mm) 
B)  ​1/32 in (0.8 mm) 
C)  ​3/32 in.(2.4 mm) 
D)  ​No cracks allowed 
A)  ​1/64 in (0.4 mm) 
B)  ​1/32 in (0.8 mm) 
C)  ​3/32 in.(2.4 mm) 
D)  ​No cracks allowed

Question 10

​What is the approximate width of the root gap that should be set on a beveled joint before tack welding?

Accepted Answer

A)  ​1/64-in (0.4 mm) to 1/32-in (0.8 mm) 
B)  ​1/16-in (1.6 mm) to 1/8-in (3 mm) 
C)  ​1/4-in (6 mm) to 5/16-in (8 mm) 
D)  ​0-in (0 mm) 
A)  ​1/64-in (0.4 mm) to 1/32-in (0.8 mm) 
B)  ​1/16-in (1.6 mm) to 1/8-in (3 mm) 
C)  ​1/4-in (6 mm) to 5/16-in (8 mm) 
D)  ​0-in (0 mm)

Question 11

​Why are the GMA and FCA welding processes used?

Accepted Answer

A)  ​They both use the same filler metal. 
B)  ​They can rapidly produce high-quality welds. 
C)  ​FCA welding is the preferred process because it is better and faster than GMA welding. 
D)  ​Because once you are certified to make GMA welds, you are automatically certified to make FCA welds too. 
A)  ​They both use the same filler metal. 
B)  ​They can rapidly produce high-quality welds. 
C)  ​FCA welding is the preferred process because it is better and faster than GMA welding. 
D)  ​Because once you are certified to make GMA welds, you are automatically certified to make FCA welds too.

Question 12

​What is the maximum width of the weld cover pass?

Accepted Answer

A)  ​3/32-in (2.4 mm) 
B)  ​1/8-in (3 mm) 
C)  ​1/4-in (6 mm) 
D)  ​1/16-in (1.6 mm) 
A)  ​3/32-in (2.4 mm) 
B)  ​1/8-in (3 mm) 
C)  ​1/4-in (6 mm) 
D)  ​1/16-in (1.6 mm)

Question 13

​What would be an acceptable shielding gas mixture of argon (Ar) and oxygen (O) for GMA welds?

Accepted Answer

A)  ​Ar + 2% O2 
B)  ​Ar + 1% O2 
C)  ​Ar + 7% O2 
D)  ​Ar + 0% O2 
A)  ​Ar + 2% O2 
B)  ​Ar + 1% O2 
C)  ​Ar + 7% O2 
D)  ​Ar + 0% O2

Question 14

​Explain the acceptance criteria for a bend test.

Accepted Answer

​No single indication shall exceed 1/8 i

Question 15

​What is the maximum incomplete fusion that is allowed for a visual inspection?

Accepted Answer

A)  ​1/64 in (0.4 mm) 
B)  ​1/32 in (0.8 mm) 
C)  ​3/32 in.(2.4 mm) 
D)  ​No incomplete fusion allowed 
A)  ​1/64 in (0.4 mm) 
B)  ​1/32 in (0.8 mm) 
C)  ​3/32 in.(2.4 mm) 
D)  ​No incomplete fusion allowed

Question 16

​How can the weld bead be cleaned up?

Accepted Answer

A)  ​hand wire brush 
B)  ​chipping hammer 
C)  ​punch and hammer 
D)  ​All of the above 
A)  ​hand wire brush 
B)  ​chipping hammer 
C)  ​punch and hammer 
D)  ​All of the above

Question 17

​Describe how the weld beads on a test plate should be cleaned.

Accepted Answer

​The weld beads may be cleaned

Question 18

​How wide of a band next to a groove face must be cleaned of slag, rust, and mill scale?

Accepted Answer

A)  ​1 in (25 mm) 
B)  ​½ (13 mm) 
C)  ​1/8 in (3 mm) 
D)  ​3/4 in (19 mm) 
A)  ​1 in (25 mm) 
B)  ​½ (13 mm) 
C)  ​1/8 in (3 mm) 
D)  ​3/4 in (19 mm)

Question 19

​Which of the following would not be part of the information that would be included on a qualification test?

Accepted Answer

A)  ​filler metal 
B)  ​shielding gas 
C)  ​type of joint 
D)  ​right or left handed welder 
A)  ​filler metal 
B)  ​shielding gas 
C)  ​type of joint 
D)  ​right or left handed welder

Question 20

​What cautions should be taken when welding on a pipe joint in a fixed position?

Accepted Answer

​Anytime you are welding on fi

Exam 15: Gas Metal Arc and Flux Cored Arc Welding Aws Sense Certification

​Which of the following is not a needed item for all of the practices?

​What is the maximum temperature that the base metal can be at while it is being welded?

​What is the minimum temperature that the joint must be at before welding can begin?

​What should be watched for as an indication that the root pass is getting 100% penetration?

​What should be done with a test plate if it is warped as the result of being flame cut?

​What is the maximum undercut that is allowed for a visual inspection?

​Explain how to bend test the strips cut from the 10 gauge to 14 gauge carbon steel sheet metal.

​What is the maximum size of porosity that is allowed for a visual inspection?

​What is the maximum crack size that is allowed for a visual inspection?

​What is the approximate width of the root gap that should be set on a beveled joint before tack welding?

​Why are the GMA and FCA welding processes used?

​What is the maximum width of the weld cover pass?

​What would be an acceptable shielding gas mixture of argon (Ar) and oxygen (O) for GMA welds?

​Explain the acceptance criteria for a bend test.

​What is the maximum incomplete fusion that is allowed for a visual inspection?

​How can the weld bead be cleaned up?

​Describe how the weld beads on a test plate should be cleaned.

​How wide of a band next to a groove face must be cleaned of slag, rust, and mill scale?

​Which of the following would not be part of the information that would be included on a qualification test?

​What cautions should be taken when welding on a pipe joint in a fixed position?

Introduction to Welding

Safety in Welding

Shielded Metal Arc Equipment, Setup, and Operation

Shielded Metal Arc Welding of Plate

Shielded Metal Arc Welding of Pipe

Shielded Metal Arc Welding Aws Sense Certification

Flame Cutting

Plasma Arc Cutting

Related Cutting Processes

Gas Metal Arc Welding Equipment, Setup, and Operation

Gas Metal Arc Welding

Flux Cored Arc Welding Equipment, Setup, and Operation

Flux Cored Arc Welding

Gas Metal Arc and Flux Cored Arc Welding of Pipe

Gas Tungsten Arc Welding Equipment, Setup, Operation, and Filler Metals

Gas Tungsten Arc Welding of Plate

Gas Tungsten Arc Welding of Pipe

Gas Tungsten Arc Welding Plate and Pipe Aws Sense Certification

Shop Math and Weld Cost

Reading Technical Drawings

Welding Joint Design and Welding Symbols

Fabricating Techniques and Practices

Welding Codes and Standards

Testing and Inspection of Welds

Welding Metallurgy

Weldability of Metals

Filler Metal Selection

Welding Automation and Robotics

Other Welding Processes

Oxyfuel Welding and Cutting Equipment, Setup, and Operation

Oxyacetylene Welding

Brazing, Braze Welding, and Soldering

Filters

Which of the following is not a needed item for all of the practices?

What is the maximum temperature that the base metal can be at while it is being welded?

What is the minimum temperature that the joint must be at before welding can begin?

What should be watched for as an indication that the root pass is getting 100% penetration?

What should be done with a test plate if it is warped as the result of being flame cut?

What is the maximum undercut that is allowed for a visual inspection?

Explain how to bend test the strips cut from the 10 gauge to 14 gauge carbon steel sheet metal.

What is the maximum size of porosity that is allowed for a visual inspection?

What is the maximum crack size that is allowed for a visual inspection?

What is the approximate width of the root gap that should be set on a beveled joint before tack welding?

Why are the GMA and FCA welding processes used?

What is the maximum width of the weld cover pass?

What would be an acceptable shielding gas mixture of argon (Ar) and oxygen (O) for GMA welds?

Explain the acceptance criteria for a bend test.

What is the maximum incomplete fusion that is allowed for a visual inspection?

How can the weld bead be cleaned up?

Describe how the weld beads on a test plate should be cleaned.

How wide of a band next to a groove face must be cleaned of slag, rust, and mill scale?

Which of the following would not be part of the information that would be included on a qualification test?

What cautions should be taken when welding on a pipe joint in a fixed position?