Welding

Question 1

what is SMAW?

Answer 1

shielded metal arc welding or stick welding

Question 2

what is MIG welding?

Answer 2

metal inert gas

Question 3

what is FCAW?

Answer 3

flux core arc welding

Question 4

what is TIG?

Answer 4

tungsten arc welding

Question 5

what type of electricty does MIG welding use?

Answer 5

DC

Question 6

what are the most common wire for MIG welding?

Answer 6

.023, .030, .035, .045

Question 7

what are the three types of gases used with MIG welding?

Answer 7

argon, carbon dioxide, helium

Question 8

what color is the oxy acetylene hose?

Answer 8

red

Question 9

what color is the oxygen hose?

Answer 9

green

Question 10

what type of weld, electrically, does car battery welding function?

Answer 10

NEG weld

Question 11

which type of welding is used around the world?

Answer 11

stick/SMAW (shielded metal arc welding)

Question 12

what do the first two digits on a welding rod represent?

Answer 12

tensile strength. 60,000. 70,000

Question 13

what does the third digit represent?

Answer 13

the position the rod can be used in. 1- all positions (flat, horizontal fillet, vertical up, vertical down, overhead) 2- flat, horizontal fillet. 3- flat. 4- flat, horizontal fillet, vertical down, overhead

Question 14

what does the last digit represent?

Answer 14

the coating type and electical current used