Terminology and Joint Geometry Flashcards
Master the proper terms and definitions used in the welding industry.
The intensity of electrical current is called:
Amperage
The angle less than 90 degrees between a line perpendicular to the major workpiece and a plane determined by the electrode axis and the weld axis is called:
Work angle
The angle less that 90 degrees between the electrode axis and a line perpendicular to the weld axis, in a plane determined by the electrode axis and the weld axis is called:
Travel angle
The deflection of an arc from its normal path due to magnetic or thermal forces is called:
Arc blow
The distance from the tip of the welding electrode to the adjacent surface of the weld pool is called:
Arc length
The time during which an arc is maintained in making a weld is called:
Arc time
One or more components members or parts fit in preparation for joining is called:
Assembly
A fusion weld made without filler metal is called:
An autogenous weld
The welding technique in which the welding torch or gun is directed opposite to the progress of welding is called:
Backhand welding (pulling or dragging)
A weld that acts as backing for the rest of the weld is called:
Backing weld
A material or device placed against the back side of the joint adjacent to the joint root to support and shield molten weld metal is called:
Backing
A weld made on the back side of a groove weld after the groove has been filled from the front side is called:
A back weld
The removal of weld and/or base metal from the weld root side of a welded joint is called:
Backgouging
A longitudinal sequence in which weld passes are made in the direction opposite to the progress of welding is called:
Backstep sequence
The material being welded, brazed, soldered or cut is called:
Base material
The angle between the bevel of a joint member and a plane perpendicular to the surface of the member is called:
Bevel angle
The prepared surface of a bevel edge shape is called:
Bevel face
The sequence in which separated segments are welded before intervening segments are welded is called:
Block sequence
The continuation of a fillet weld around a corner of a member as an extension of the principal weld is called:
Boxing
Depositing material to achieve the required dimensions is called:
Buildup
The joint member that is prevented from moving in the direction perpendicular to its thickness is called:
The butting member
A joint type in which the butting ends of one or more workpieces are aligned in approximately the same plane is called:
A butt joint
The joint member free to move in any direction perpendicular to its thickness dimension, i.e., both members of a lap joint, is called:
Nonbutting member
Depositing metal on one or more surfaces to provide metallurgically compatible weld metal for the subsequent completion of the weld is called:
Buttering
Plastic deformation of weld and adjacent base metal surfaces by mechanical means to seal or obscure discontinuities is called:
Caulking
An intermittent weld on both sides of a joint in which the weld segment on one side are approximately opposite the weld segments on the other side is called:
Chain intermittent weld
A surface variation depositing or applying surface material usually to improve corrosion or heat resistance is called:
Cladding
An electrode providing filler metal is called:
A consumable electrode
What does DCEP stand for?
Direct current, electrode positive
What does DCEN stand for?
Direct current electrode negative
The weight of material deposited in a unit of time is called:
Deposition rate
The solidified material left on the work piece after thermal cutting is called:
Dross
The percentage of time during a specified test period that a power source can be operated without overheating is called:
Duty cycle
A filler metal electrode produced as a wire, strip, or bar with no coating is called:
Bare electrode
The mating surface of a work-piece in contact with or in close proximity to another work-piece to which it is to be joined is called:
The faying surface
An autogenous weld is one made without:
Filler metal
For equal leg fillet welds, the leg lengths of the largest right triangle that can fit within the weld cross section is the:
Fillet weld size
A welding technique in which the welding torch or gun is directed toward the progress of welding is called:
Forehand welding (push angle)
Any surface of the base metal melted during welding is called:
Fusion face
The difference between the fusion face and the weld interface is called:
Depth of fusion
The size of a groove weld is also the size of its:
Throat
The included angle between the groove faces of a groove weld is called:
Groove angle
The sloped surfaces in a single V-groove weld where the weld metal is to be applied is called:
Groove face
A surface variation in which surfacing material is deposited to reduce wear is called:
Hardfacing
The junction of members or edges of members that are to be joined is called:
A joint
The gap produced by a cutting process is called:
Kerf
A joint in which the nonbutting ends of work-pieces overlap approximately parallel to one another is called:
A lap joint
The distance from the joint root to the toe of a fillet weld is called:
The leg
An electrode that does not provide filler metal is called:
A nonconsumable electrode
A repetitive and consistent side-to-side motion is called:
Oscillation
The demonstration that the use of prescribed materials, processes, and techniques will result in a joint exhibiting specified soundness and mechanical properties is called:
Procedure qualification
The document containing the information and results regarding the weldment used to qualify a WPS (welding procedure specification) is called:
PQR
procedure qualification record
Using an inert gas to displace oxygen on the inside of a pipe to protect the root bead is called:
Back purging
The portion of the groove faces within the joint root is called:
Root face
The portion of a weldment where the two pieces come closest together is called:
Joint Root
A weld intended to provide against leakage is called a:
Seal weld
The welding technique which results in weld layers having more than one weld bead is called:
Split-layer
The distance between the nozzle and the workpiece is called:
Standoff distance
A weld that is used to build up thin surfaces, provide a layer of corrosion protection, and/or provide a layer of abrasion resistance is called:
Surfacing
An intermittent weld on both sides of a joint in which the weld segments on one side are alternated with respect to those on the other side is called:
Staggered intermittent weld
The junction of the weld face and the base metal is referred to as:
The toe
Oscillation that is transverse to the progression of welding is called:
Weaving
An assembly joined by welding is called:
A weldment
A WPS (welding procedure specification) in compliance with the stipulated conditions of an AWS code that is acceptable for use without qualification testing is called:
A pre-qualified WPS (welding procedure specification)
A document providing the required welding variables for a specific application to assure repeat ability by properly trained welders is called:
WPS (welding procedure specification)
Items in a WPS (welding procedure specification) that cannot be changed without requalifying the WPS are called:
Essential variables
What position is shown here?
1F
flat plate fillet
When welding is performed on a groove weld with the plates aligned horizontally and the face of the weld up, the position is called:
1G
flat plate groove
What position is shown here?
1G
flat pipe groove
When the pipe is rolled during welding so that the welder is always welding on the top, this position is called what?
1G
flat pipe groove
The fillet weld position where the non-butting member is horizontal and the butting member is vertical is called::
2F
horizontal plate fillet
What welding position is shown here?
2F
flat plate fillet
What position is shown here?
2F
horizontal plate fillet
The welding position where the axis of the pipe is vertical and the weld is horizontal is:
2G
horizontal pipe groove
What position is shown here?
2G
horizontal plate groove
What welding position is shown here?
2G
horizontal pipe groove
When a 5F weld is rotated and all welding takes place on the top, the position is called:
2FR
flat fillet rotated
What position is shown here?
3F
vertical plate fillet
When welding is performed on a groove with the plates aligned vertically and the axis of the weld vertical, the position is called:
3G
vertical plate groove
What position is shown here?
3G
What position is shown here?
4F
overhead pipe fillet
What position is shown here?
4F
overhead plate fillet
When welding is being performed on a groove with the plates aligned horizontally and the face of the weld downward, the position is called:
4G
overhead plate groove
What position is shown here?
4G
overhead plate groove
When welding is being performed on a horizontal pipe joined to a vertical plate, the position is called:
5F
fillet on horizontal pipe
What position is shown here?
5F
fillet on horizontal pipe
The pipe welding position used to qualify T-, Y- and K- connections is called:
6GR
45 degree fixed groove with resitriction
What position is shown here?
6GR
45 degree fixed pipe groove with restriction
What position is shown here?
6GR
45 degree fixed pipe groove with restriction
When welding is being performed on a groove and the pipes are fixed on a 45 degree angle, the position is called:
6G
45 degree fixed groove
What position is shown here?
6G
45 degree fixed groove
When the members of a T-joint meet at an angle significantly off from 90-degree angle, the joint is called:
A skewed T-joint
In this picture, which number represents the actual throat?
1
For a concave fillet weld, which throat dimensions are the same?
Actual and effective
The minimum distance between the weld root and the face of a fillet weld is called:
Actual throat
In this picture, which number represents the effective throat?
2
The minimum distance from the weld root to the face of a fillet weld, minus any convexity, is called:
Effective throat
In this picture, which number represents the theoretical throat?
3
The distance from the joint root to the face of a fillet weld, minus any convexity or concavity is called:
Theoretical throat
What are the five types of weld joints?
Butt, T, corner, edge and lap
Is a T-joint a type of weld?
No
In this picture, what number represents the depth of fusion?
9
In this picture, which number represents the weld interface?
5
In this picture, which number represents the leg length?
10
In this picture, which number represents the size of the weld?
10
In this picture, which number represents the weld root?
4
In this picture, which number represents the fusion face?
6
In this picture, which numbers represent the weld toes?
7 and 11
In this picture, which number represents the weld face?
8
In this picture, which number represents the depth of fusion?
9
In this picture, which letter represents the weld toe?
G
In this picture, which letter represents the weld face?
F
In this picture, which letter represents the reinforcement?
D
In this picture, which letter represents the root face?
B
In this picture, which letter represents the root opening?
A
In this picture, which letter represents the HAZ (heat affected zone)?
K
In this picture, which letter represents the included angle?
C
The type of weld with a triangular cross-section that is applied to a corner joint is called:
Fillet weld
The type of weld used to build up thinned parts is called:
Surfacing
Is this picture showing work or travel angles for a multipass fillet weld?
Work angles
In this picture, which letter represents root reinforcement?
E
In this picture, which letter represents the groove face?
H
In this picture, which letter represents the depth of penetration?
I
In this picture, which letter represents the original groove?
J
In this picture, which letter represents the base metal?
L
In this picture, which number represents the weld toe?
1
In this picture, which number represents the weld face?
2
In this picture, which number represents the face reinforcement?
3
In this picture, which number represents the weld size?
4
In this picture, which number represents the depth of fusion?
5 (between the arrows)
In this picture, which number represents the weld interface?
6
In this picture, which number represents the weld root?
7
