Welding, Brazing, and Cutting Processes Flashcards
Which of the following are functions of the flux coating of a SMAW electrode?
a. insulating
b. alloying
c. deoxidation
d. shielding
e. all of the above
e. all of the above
Which of the following is not an essential part of a typical SMAW system?
a. constant current power supply
b. wire feeder
c. covered electrode
d. electrode lead
e. work lead
b. wire feeder
Which of the follow is not considered a type of metal transfer for GMAW?
a. short circuiting
b. spray
c. globular
d. droplet
e. pulsed arc
d. droplet
Which of the following is not always an essential element in a FCAW system?
a. constant voltage power supply
b. tubular electrode
c. wire feeder
d. shielding gas
e. work lead
d. shielding gas
What aspect of the GTAW and PAW processes is different from the other arc welding processes?
a. nonconsumable electrode
b. power supply
c. shielding
d. all of the above
e. none of the above
a. nonconsumable electrode
Shielding for the GTAW and PAW processes is accomplished through the use of :
a. granular flux
b. slag
c. inert gas
d. reactive gas
e. none of the above
c. inert gas
SAW and ESW are similar in that:
a. both are arc welding processes
b. both use shielding gases
c. both use a granular flux
d. both use a and b above
e. both use a and c above
c. both use a granular flux
Solidification cracking due to improper width-to -depth ratio of the weld nugget may be a problem with which welding processes?
a. OFW
b. SW
c. SAW
d. all of the above
e. none of the above
c. SAW
A welding process done essentially in the flat position with welding progressing from the bottom to top of weld joint positioned vertically identifies:
a. GMAW
b. SAW
c. ESW
d. both a and b above
e. both b and c above
c. ESW
What welding process produces welds in the flat position, in a single pass, with the progression vertically upward along the joint?
a. SAW
b. ESW
c. FCAW
d. both a and b above
e. both b and c above
b. ESW
Which welding process is considered to be a chemical welding process?
a. SMAW b, ESW c. SAW d. OAW e. none of the above
d. OAW
Brazing differs from welding in that:
a. no filler metal is used
b. an oxyfuel flame is used
c. , the base metal is not melted
d. all of the above
e. none
c. the base metal is not melted
For satisfactory results, a braze joint should have:
a. a large surface area
b. a small gap between pieces to be joined
c. a precise bevel
d. both a and b above
e. both b and c
d. both a and b
A granular flux is a characteristic of which of the following?
a. ESW
b. SAW
c. SMAW
d A and B
e B and C
d, A and B
A tubular electrode is a significant characteristic of which process?
a. SAW
b. ESW
c. FCAW
d. SMAW
e. GMAW
c. FCAW
