問題一覧
1
applicable local electrical codes
2
overheated during use
3
you are using alternating current
4
ac with continuous high frequency current
5
requires the use of larger electrodes
6
The work lead is not attached or they lead to work connection is faulty
7
high frequency current radiation must be controlled to prevent radio and television interference
8
keeping the welding cables as short and straight as possible
9
a possible shock hazard from the high frequency current can occur.
10
The manufacturer's recommendations
11
uneven gas coverage
12
cause gas turbulence and possible atmospheric contamination
13
keeping collets clean ensures that the best electrical contact can be obtained between the electrode and the collet to reduce heating of the electrode and the torch body
14
the electrode has atmospheric contamination
15
creep is identified when the working pressure gauge shows an increase pressure after the cylinder is opened while adjustment screw is disengaged
16
the flow meter
17
atmospheric air can be drawn in to the shielding gas or a loss of shielding can contaminate the weld and/or the electrode
18
inadequate gas shielding
19
contamination of the weld puddle
20
Argon
21
porosity
22
hydrogen becomes dissolved in carbon steals and causes hydrogen embrittlement that may lead to cracking
23
process mechanical electrical
24
The wrong combination of filler to base metal
25
improper manipulation of the torch
26
to reduce the size of the weld puddle to prevent crater cracking
27
Arc length that is too long
28
Arc length that is too long
29
improper position of filler metal addition.
30
exceeding the current limit of the electrode
31
welding current that is set too high
100 official format practice questions.
100 official format practice questions.
Fern Hiebert · 100問 · 1年前100 official format practice questions.
100 official format practice questions.
100問 • 1年前SMAW Fillet Welds on Mild Steel
SMAW Fillet Welds on Mild Steel
Fern Hiebert · 25問 · 1年前SMAW Fillet Welds on Mild Steel
SMAW Fillet Welds on Mild Steel
25問 • 1年前SMAW and Oxyfuel Cutting on Mild Steel
SMAW and Oxyfuel Cutting on Mild Steel
Fern Hiebert · 23問 · 1年前SMAW and Oxyfuel Cutting on Mild Steel
SMAW and Oxyfuel Cutting on Mild Steel
23問 • 1年前SMAW Groove Welds on Mild Steel
SMAW Groove Welds on Mild Steel
Fern Hiebert · 20問 · 1年前SMAW Groove Welds on Mild Steel
SMAW Groove Welds on Mild Steel
20問 • 1年前GTAW Electrodes Filler Metals and Shielding Gases
GTAW Electrodes Filler Metals and Shielding Gases
Fern Hiebert · 28問 · 1年前GTAW Electrodes Filler Metals and Shielding Gases
GTAW Electrodes Filler Metals and Shielding Gases
28問 • 1年前Distortion
Distortion
Fern Hiebert · 23問 · 1年前Distortion
Distortion
23問 • 1年前Layout
Layout
Fern Hiebert · 9問 · 1年前Layout
Layout
9問 • 1年前Submerged Arc Welding (SAW)
Submerged Arc Welding (SAW)
Fern Hiebert · 20問 · 1年前Submerged Arc Welding (SAW)
Submerged Arc Welding (SAW)
20問 • 1年前GMAW on Mild Steel
GMAW on Mild Steel
Fern Hiebert · 19問 · 1年前GMAW on Mild Steel
GMAW on Mild Steel
19問 • 1年前FCAW and MCAW on Mild Steel
FCAW and MCAW on Mild Steel
Fern Hiebert · 13問 · 1年前FCAW and MCAW on Mild Steel
FCAW and MCAW on Mild Steel
13問 • 1年前The GTAW Process
The GTAW Process
Fern Hiebert · 29問 · 1年前The GTAW Process
The GTAW Process
29問 • 1年前2. 100 official format practice questions
2. 100 official format practice questions
Fern Hiebert · 62問 · 1年前2. 100 official format practice questions
2. 100 official format practice questions
62問 • 1年前GMAW FCAW & MCAW Groove Welds on Mild Steel
GMAW FCAW & MCAW Groove Welds on Mild Steel
Fern Hiebert · 8問 · 1年前GMAW FCAW & MCAW Groove Welds on Mild Steel
GMAW FCAW & MCAW Groove Welds on Mild Steel
8問 • 1年前Pattern Development
Pattern Development
Fern Hiebert · 15問 · 1年前Pattern Development
Pattern Development
15問 • 1年前Metallurgy for Practical Applications
Metallurgy for Practical Applications
Fern Hiebert · 16問 · 1年前Metallurgy for Practical Applications
Metallurgy for Practical Applications
16問 • 1年前Nickel Alloys and Clad Steels
Nickel Alloys and Clad Steels
Fern Hiebert · 9問 · 1年前Nickel Alloys and Clad Steels
Nickel Alloys and Clad Steels
9問 • 1年前Codes and Standards Part A & B
Codes and Standards Part A & B
Fern Hiebert · 31問 · 1年前Codes and Standards Part A & B
Codes and Standards Part A & B
31問 • 1年前Metal Identification
Metal Identification
Fern Hiebert · 32問 · 1年前Metal Identification
Metal Identification
32問 • 1年前問題一覧
1
applicable local electrical codes
2
overheated during use
3
you are using alternating current
4
ac with continuous high frequency current
5
requires the use of larger electrodes
6
The work lead is not attached or they lead to work connection is faulty
7
high frequency current radiation must be controlled to prevent radio and television interference
8
keeping the welding cables as short and straight as possible
9
a possible shock hazard from the high frequency current can occur.
10
The manufacturer's recommendations
11
uneven gas coverage
12
cause gas turbulence and possible atmospheric contamination
13
keeping collets clean ensures that the best electrical contact can be obtained between the electrode and the collet to reduce heating of the electrode and the torch body
14
the electrode has atmospheric contamination
15
creep is identified when the working pressure gauge shows an increase pressure after the cylinder is opened while adjustment screw is disengaged
16
the flow meter
17
atmospheric air can be drawn in to the shielding gas or a loss of shielding can contaminate the weld and/or the electrode
18
inadequate gas shielding
19
contamination of the weld puddle
20
Argon
21
porosity
22
hydrogen becomes dissolved in carbon steals and causes hydrogen embrittlement that may lead to cracking
23
process mechanical electrical
24
The wrong combination of filler to base metal
25
improper manipulation of the torch
26
to reduce the size of the weld puddle to prevent crater cracking
27
Arc length that is too long
28
Arc length that is too long
29
improper position of filler metal addition.
30
exceeding the current limit of the electrode
31
welding current that is set too high