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Test your basic knowledge |
Welding Vocab 2
Start Test
Study First
Subject
:
engineering
Instructions:
Answer 50 questions in 15 minutes.
If you are not ready to take this test, you can
study here
.
Match each statement with the correct term.
Don't refresh. All questions and answers are randomly picked and ordered every time you load a test.
This is a study tool. The 3 wrong answers for each question are randomly chosen from answers to other questions. So, you might find at times the answers obvious, but you will see it re-enforces your understanding as you take the test each time.
1. Threshold Limit Value (TLV) of a chemical substance is a level to which it is believed a worker can be exposed day after day for a working lifetime without adverse health effects.
hot work permit
TLV
incomplete fusion
voltage
2. Steel whose characteristics are determined by the amount of carbon it contains
porosity
cryogenic
AWS
carbon steel
3. In constant change
weld
flux
plasma
dray
4. A government agency in the Department of Labor to maintain a safe and healthy work environment
MSDS
low alloy steel
TLV
OSHA
5. American National Standards Institute; the governing body for standards in the U.S.
ksi
ferrous
alphanumeric
ANSI
6. The distance from which the electrode is from the base metal while you're welding.
arc length
coalescence
tensile strength
kerf
7. A homogeneous solid that can exist over a range of component chemicals
solid solution
arc length
AWS
psi
8. To cause to die or lose consciousness by impairing normal breathing - as by gas or other noxious agents; choke; suffocate; smother.
DC
asphyxiation
toxic
ANSI
9. Cut away material from the underside of (an object) so as to leave an overhanging portion in relief
undercut
AWS
alloy
plasma
10. These are areas where your hands can become trapped or mashed between two objects
pinch points
carburizing
spatter
DCEP
11. 30% of the heat is concentrated in the workpiece; 70% of the heat in concentrated in the tungsten electrode; Shallow penetration; Wide weld area; used only for welding thin sheet metal where low current is sufficient.
TLV
DCEP
voltage
incomplete fusion
12. Of or relating to sytems made up of combination of letters and numbers
suffix
alphanumeric
voltage
MSDS
13. The property of being porous;being able to absorb fluids
kerf
prefix
porosity
arc blow
14. National Electrical Manufaturers Association
NEMA
tensile strength
position
soldering
15. Discontinuity in a groove weld in which the weld metal doesn't extend through the joint thickness.
ksi
soldering
incomplete joint penetration
ac
16. To solder (two pieces of metal) together using a hard solder with a high melting point.
solid solution
DCEP
position
brazing
17. Fastening firmly together
alphanumeric
TLV
discontinuity
soldering
18. Of or relating to or caused by a toxin or poison
toxic
incomplete joint penetration
pinch points
nonferrous
19. An affix that is added at the end of the word
vapors
suffix
electrode
incomplete joint penetration
20. A metal added in the making of a joint through welding - brazing - or soldering.
progression
DC
alphanumeric
filler metal
21. The basic unit of electric current adopted under the Systeme International d'Unites
kerf
porosity
position
ampere
22. The surface of a material in contact with another to which it is or will be joined
undercut
solid solution
faying surface
brazing
23. A cloud- like area where welding fume collects
fume plume
alphanumeric
electrode
progression
24. Shield consisting of an arrangement of metal mesh or plates designed to protect electronic equipment from ambient electromagnetic interference
ANSI 287.1
flammable
suffix
shielding
25. 70% of the heat is concentrated in the workpiece; 30% of the heat is concentrated in the tungsten electrode; Deep penetration; Narrow weld area; welding other materials than aluminum or magnesium
MSDS
carbon steel
fume plume
DCEN
26. A vehicle used to haul goods ; especially : a strong cart or wagon without sides
dray
nonferrous
lock - tag and try
soldering
27. The strength of material expressed as the greatest longitudinal stress it can bear without tearing apart
tensile strength
toxic
progression
alloy
28. Put into a certain place or abstract location
position
alphanumeric
inert gas
carbon steel
29. Planar weld discontinuity in which fusion does not occur between the weld metal and base metal or between adjoining weld beads
DCEP
ACGIH
incomplete fusion
prefix
30. An affix that added in front of the word
ksi
voltage
DC
prefix
31. A widely used abbreviation for Material Safety Data Sheet. A MSDS contains details of the hazards associated with a chemical - and gives information on its safe use.
porosity
lock - tag and try
MSDS
flux
32. Cut - notch or groove; quantity of something cut at the same time
shielding
ANSI 287.1
alphanumeric
kerf
33. (physical chemistry) a fourth state of matter distinct from solid or liquid or gas and present in stars and fusion reactors
plasma
TLV
hot work permit
arc blow
34. The difference in electrical charge between two points in a circuit expressed in volts
spatter
undercut
voltage
progression
35. Air conditioning; alternating current
OSHA
incomplete joint penetration
hot work permit
ac
36. Direct Current
faying surface
brazing
ampere
DC
37. Department of Transportation
cryogenic
position
DOT
spatter
38. A phenomenon associated with surface tension and resulting in the elevation or depression of liquids in capillaries
NEMA
OSHA
capillary action
nonferrous
39. Compliance for Safety Glasses
MSDS
ksi
ANSI 287.1
flammable
40. A low- carbon steel containing sufficient iron oxide to give a continuous evolution of carbon monoxide while the ingot is solidifying - resulting in a case or rim of metal virtually free of voids. Sheet and strip products made from rimmed steel ingot
DCEN
rimmed steel
progression
shielding
41. Of or relating to very low temperatures
asphyxiation
undercut
OSHA
cryogenic
42. 'kilo- pound[- force] per square inch') is 1000 psi
ksi
DCEP
combustibles
carbon steel
43. Possible to burn
brazing
DOT
flammable
ACGIH
44. PSI (pounds per square inch ) a unit of pressure equal to 6.895 x 10 Pa or 51.71 torr
flammable
psi
low alloy steel
brazing
45. A permit system for Hot Work is required by the State Fire Prevention Code and OSHA
weld
arc length
asphyxiation
hot work permit
46. A mixture containing two or more metallic elements or metallic and nonmetallic elements usually fused together or dissolving into each other when molten
tensile strength
alloy
lock - tag and try
orifice
47. Any of the chemically inert gaseous elements of the helium group in the periodic table
inert gas
orifice
suffix
kerf
48. Used to achieve better hardenability - which in turn improves its other mechanical properties. They are also used to increase corrosion resistance in certain environmental conditions. Difficult to weld.
spatter
faying surface
low alloy steel
AWS
49. Visible particles of matter suspended in the air - such as mist or smoke
shielding
low alloy steel
ksi
vapors
50. The American Conference of Governmental Industrial Hygienists (ACGIH); develops TLVs and BEIs as guidelines to assist in the control of health hazards
carbon steel
capillary action
carburizing
ACGIH