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Welding Study Guide
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Welding Study Guide
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25 Questions

1. The electrical force or pressure that causes current to flow in a circuit.

2. Another name for Stick Welding

3. What is globular transfer method

4. What does Temper mean?

5. Almost all GMAW welding is done with________________________________

6. With GMAW _____ is determined by wire speed.

7. A device to deliver steady, preset flow of pressurized shielding gas to the welding area.

8. A variety of joints can be produced by this method. It is portable, versatile and economic for low quantity and simple work.

9. SAW

10. The point at which the weld face and the base metal meet.

11. Undercutting defect is most commonly caused by improper welding parameters; particularly the ________________ and ________________.

12. Selecting the proper shielding gas can depend upon...?

13. Describe a good wash-in.

14. GTAW also known as TIG welding

15. An active gas commonly used as shielding for GMAW. ____ ______is inexpensive but yields a violent arc.

16. Ensure sufficient ventilation when welding in confined spaces. Other protective measures are normally not needed in larger well ventilated spaces. What Fume Class?

17. ER70S−2: What does the 70 Stand for?

18. Describe Fume Class 3

19. The appearance of tiny bubbles on a weld bead as a result of gas entrapment.

20. A major drawback of the self-shielded process is the metallurgical ____________________ ____ ___________ __________ ________

21. ER70S−2: What does the R stand for?

22. The device that indicates the amount of shielding gas present in the gas cylinder.

23. ER70S−2: What does the 2 Stand for?

24. ER70S−2: What does the 70 Stand for?

25. The primary cause of porosity is