INTERVIEW QUESTIONS
GENERAL
1. ER70S-2 filler wire is used most commonly for which material?
2. Which is most commonly used GTAW filler wire for SA312 TP316L?
3. In ER70S-2; 'E' and 'R' stands for what?
4. What are the most 3 common reason for cracking?
5. How can we decide the baking temperature of an electrode?
6. How can we decide the least count of a pressure gauge?
7. Give examples for constant current and constant voltage welding process.
8. Argon is denser than air; True or False.
9. In a construction site which document is to be read and understood by all engineers?
10.The term 'Solvent removable and water washable' is related to which NDT process?
2. Which is most commonly used GTAW filler wire for SA312 TP316L?
3. In ER70S-2; 'E' and 'R' stands for what?
4. What are the most 3 common reason for cracking?
5. How can we decide the baking temperature of an electrode?
6. How can we decide the least count of a pressure gauge?
7. Give examples for constant current and constant voltage welding process.
8. Argon is denser than air; True or False.
9. In a construction site which document is to be read and understood by all engineers?
10.The term 'Solvent removable and water washable' is related to which NDT process?
ANSWERS
1. Carbon Steel
2. ER 316L
3. E=Electrode; R=Rod
4. Temperature, Stress and Susceptible micro structure
5. From the manufacturer data sheet.
6. Maximum marked reading divided by the total divisions on the scale.
7. Constant Current(CC): SMAW, GTAW Constant Voltage (CV) FCAW, MIG/MAG
8. True
9. The tender document and specifications
10 Dye Penetrant Testing
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