Intro Quiz

Which process would work best in outdoor condition that are very windy.
1. GTAW
2. GMAW
3. FCAW-G
4. SMAW
Which process would typically have the highest deposition efficiency without accounting for spatter loss.
1. SMAW
2. GMAW
3. GTAW
4. FCAW
A weld discontinuity that consists of weld metal that does not extend through the entire thickness single vee groove weld joint that is welded from one side only is called?
1. Porosity
2. Incomplete Fusion
3. Incomplete Penetration
4. Root convexity
Which of the following mild steel SMAW electrodes is considered low hydrogen
1. 6010
2. 6011
3. 7010
4. E 7015 B2L
5. 7024
The 7 in E71-T1 represents the tensile strength of the deposited weld metal
1. in PSI divided by 1000
2. in PSI divided by 10000
3. in PSI X 7
4. in PSI divided by 3.14159
A 1/8" 7018 has a core wire diameter of
1. 3/32"
2. 1/16"
3. .125"
4. .187"
Which of the following is the best approximate setting for a 1/8" E7018 welding a horizontal fillet weld on 1/4" material.
1. 85
2. 65
3. 125
4. 105
Which material has the highest thermal conductvity
1. Steel
2. Aluminum
3. Stainless Steel
4. Cast Iron
When welding with SMAW what type of power source is required
1. Constant voltage
2. Constant Current
3. Neither of the Above
4. Either of the Above
The Gas metal arc welding process using the short circuiting transfer mode using 18 volts using .035" ER70S-6 is best suited for
1. a 1/8" fillet weld on 3/16" thick lap joint.
2. a single vee groove weld in the flat position on 1/2" thick steel.
3. a 5/16" fillet weld on a 3/4" thick tee joint
4. a butt weld on 22 ga carbon steel sheetmetal