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Certification Manual for Welding Inspectors > Welding Terms > Flashcards

Welding Terms Flashcards

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0
Q

Cascade Sequence

A

A combined longitudinal and cross-sectional sequence in which weld passes are made in overlapping layers.

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1
Q

Block Sequence

A

A combined longitudinal and cross-sectional sequence for a continuos multiple pass weld in which separated increments are completely or partially welded before interring increments are welded.

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2
Q

Fillet Weld

A

A weld of approxament triangular cross section joining two surfaces approxament at right angles to eachother in a lap joint.

The leg lenghts of the largest isosceles (Two legs of equal length) right triangles which can be inscribed with in the fillet weld cross section.

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3
Q

Back Sequence

A

A longitudinal sequence in which weld passes are made in the direction opposite to the progess of welding.

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4
Q

Heat Affected Zone

(HAZ)

A

The portion of the base metal whose mechanical properties or microstructure have been altered by heat of welding, brazing, soldering or thermal cutting.

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5
Q

Joint Penetration

A

The distance the weld metal extends from the weld face into a joint.

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6
Q

Root penetration

A

The distance that the weld metal extends into the joint root.

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7
Q

Weld Throat

A

Generally the shortest distance throught the cross section of the weld.

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8
Q

Root Reinforcement

A

Weld reinforcement opposite the side from which welding was done.

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9
Q

Face Reinforcement

(Weld Crown)

A

Weld reinforcement on the side of the joint from which welding was done.

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10
Q

Root Surface

A

The exposed surface of the weld opposite the side from wich welding was done.

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11
Q

Weld Face

A

The exposed surface of a weld face and the base metal.

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12
Q

Spot Weld

A
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13
Q

Plug Weld

A

A weld made in a circular hole in one member of a joint fusing that memeber to another member.

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14
Q

Slot Weld

A

A weld made in an elongated hole in one member of a joint fusing that member to another member.

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15
Q

Backing Weld

A

Backing in the form of a weld.

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16
Q

Back Weld

A

A weld made at the back of a single groove weld.

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17
Q

Surfacing Weld

A

A weld applied to a surface, as opposed to making a joint to obtain desired properties or dimensions.

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18
Q

Seam Weld

A

A continuous weld made between or upon overlapping members.

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19
Q

Faying Weld

A

The matting surface of a member that is in contact with or in close proximity to another member to which it is joined.

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20
Q

Edge Weld

A

A weld in an edge joint.

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21
Q

Groove Radius

(J or U Grooves)

A

The radius used to form the shape of a J or U Groove.

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22
Q

Groove Angle

A

The total included Angle of the Groove between work pieces.

23
Q

Bevel Angle

A

The angle between the bevel of a joint member and a plane perpendicular to the surface of the member.

24
Q

Bevel

(Chamfer)

A

An angular edge slope.

25
Q

Root Opening

(Gap)

A

A seperation between the work pieces at the root.

26
Q

Root Edge

A

A root face of zero width.

27
Q

Rootface

(Landing, Nose, Flat)

A

That portion of the groove face adjacent to the joint.

28
Q

Groove Face

A

That surface of a member included in the Groove

29
Q

Joint Root

A

That protion of a joint to be welded where the member aproach closest to eachother.

30
Q

Theoretical Throat

A

The distance from the begining of the joint root perpendicular to the hypotenuse of the Largest right triangle that can be inscribed within the cross section of a fillet weld. The dimension is based on the assumption that the root opening is equal to zero.

31
Q

Effective Throat

A

The minimum distance minus any convexity between the weld root and the face of a fillet weld.

32
Q

Actual Throat

A

The shortest distance between the weld root and the face of the weld.

33
Q

Single Welded Joint

A

A joint that is welded from one side only.

34
Q

Double-Welded Joint

A

A joint welded from both side of a joint.

35
Q

Groove Weld Size

A

The joint penetration of a weld size.

36
Q

Which of the following is NOT considered a type of joint?

Butt

T

Fillet

Corner

Edge

A

Fillet

37
Q

The Type of joint formed when the two pieces to be joined are aligned in parallel planes and their edges overlap is called?

Corner

T

Edge

Lap

Butt

A

LAP

38
Q

The portion of the Joint where two pieces to be joined come closest together is reffered to as the?

Bevel

Joint Root

Groove Angle

Root Face

Both-Joint Root & Root Face

A

Both

39
Q

In a single V-Groove weld, the slopedsirfaces against which the weld metal is applied are called?

A
40
Q

The type of weld produced by filling an elongated hole in an overlapping member, fusing it to the member beneath is called a?

A
41
Q

The Type of weld having a generally triangular cross section and which is applied to either a “T”, Corner, or Lap joint is called a?

A
42
Q

The type of weld used to build up thinned surfaces, provided a layerof corrosion protection, provided a layer of abrasion-resistant material, etc. is referred to as a?

A

Surfacing Weld

43
Q

The type of weld applied to the opposite side of a joint before a single V-Groove weld is completed on the near side of a joint is called a?

A

Backing Weld

44
Q

In a completed groove weld, the surface of the weld on the side from which the welding was done is called the?

A

Weld Face

45
Q

In a completed weld, the junction between the weld faceand the base metal is called the?

A

Weld Toe

46
Q

The height of the weld abovethe base metal in a groove weld is called the?

A

Weld Reinforcement

47
Q

In a fillet weld, the leg and size are the same for what type of configuration?

A

Convex

48
Q

When looking at the cross section of a completed groove weld, the difference between the fusion face and the weld interface is called the?

A
49
Q

For a concave fillet weld, which throat dimensions are the same?

A

Actual and Effective

50
Q

In a partial peniteration single V-Groove weld, the dimension measured from the joint root to the weld root is called the?

A

Root Penetration

51
Q

The size of a spot weld is determined by its?

A
52
Q

In the performance of a vertical position weld, the type of weld progression having a side-to-side motion is called?

A

Weave Bead Technique

53
Q

The technique ised to control distortion of a long joint where individual passes are applied in a direction opposite the general progression of welding in the joint is called?

A

Backstepping

54
Q

A technique ised in a multiple layer weld deposit where each successive layer is longer than the previous on is called?

A

Cascade Sequence

Certification Manual for Welding Inspectors (3 decks)

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