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Welding Inspection Basics > Symbols > Flashcards

Flashcards in Symbols Deck (127)
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1
Q

A graphic character specifying a weld type is called:

A

A weld symbol

2
Q

A graphical representation of the specifications for producing a welded joint including size and location is called:

A

Welding symbol

3
Q

All welding symbol must have at least:

A

A reference line and arrow

4
Q

Does the reference line always get drawn horizontally?

A

Yes

5
Q

All information referring to the arrow side of the joint goes on which side of the reference line?

A

Under the reference line

6
Q

All information referring to the other side of the joint goes on which side of the reference line?

A

Above the reference line

7
Q

Information on the reference line is always read in what direction?

A

From left to right

8
Q

What does this symbol mean?

A

Weld all around

9
Q

A circle at the tangent of the reference line and arrow means what?

A

Weld all around

10
Q

A flag at the tangent of the reference line and arrow means what?

A

Field weld

11
Q

What does this symbol mean?

A

Arrow side single V-groove with backing removed after welding

12
Q

When the letter “R” is placed inside the backing symbol, this means:

A

Backing must be removed

13
Q

Which of these weld cross sections shows a backing weld?

A

The middle weld

14
Q

Which one of these weld cross sections shows a back weld?

A

The top weld

15
Q

Will the bead on the other side of this butt joint be welded first or last?

A

Last

16
Q

Which weld symbol specifies surfacing?

A

The middle symbol

17
Q

What process is being specified here?

A

Torch brazing

18
Q

In a welding symbol, the size of the weld is always to the ______ of the weld symbol.

A

Left

19
Q

Which operation will be completed first?

A

Arrow side V-groove

20
Q

When multiple reference lines are used, which operation is to be performed first?

A

The one closest to the arrow

21
Q

Does the arrow always come off the right side of the reference line?

A

No

22
Q

Does the right or left plate get beveled?

A

Right

23
Q

Does the right or left plate get beveled?

A

Right

24
Q

Does the left or right plate get beveled?

A

Left

25
Q

Does the right or left plate get beveled?

A

Left

26
Q

Does the left or right plate get beveled?

A

Right

27
Q

When there is a break in the arrow line of a welding symbol, the arrow points to:

A

The side which receives the preparation

28
Q

What does it mean if no information appears to the right of a fillet weld symbol?

A

The weld is to be continuous along the entire length

29
Q

Groove weld size only needs to be specified for what type of weld?

A

PJP

partial joint penetration

30
Q

The type of weld formed when the length of a round bar is placed against a flat plate is called what?

A

Flare bevel groove

31
Q

What types of grooves can a weld symbol specify?

A

Square, bevel, V, U and J

32
Q

If a dimension appears inside the ‘V’ symbol for a single V-groove weld, the dimension refers to:

A

Root opening

33
Q

For a J-groove, if there is no break in the arrow line of the welding symbol, this means what?

A

Either plate can get beveled

34
Q

What does it mean if no information appears to the left of a groove weld symbol?

A

The weld is CJP (complete joint penetration)

35
Q

For a flare bevel-groove weld symbol, the straight line that is perpendicular to the reference line is always drawn on which side of the symbol?

A

The left

36
Q

For a butt weld, if both plates receive a J-groove preparation, the resulting groove will be a:

A

U-groove

37
Q

What does this symbol mean?

A

Arrow side flare V-groove with 1/16” root opening

38
Q

What symbol should be used for this joint?

A

Flare bevel groove

39
Q

What does this symbol mean?

A

Arrow side U-groove with back or backing weld

40
Q

What type of weld is shown here?

A

Double flare V-groove

41
Q

What type of weld is shown here?

A

Bevel groove

42
Q

What type of weld is shown here?

A

Flare V-groove

43
Q

What type of weld is shown here?

A

Double V-groove

44
Q

What does this symbol mean?

A

Arrow side V-groove, 60 degree bevel 3/8” deep with 1/2” penetration

45
Q

How deep is the bevel specified here?

A

2”

46
Q

What type of weld is shown here?

A

Square groove

47
Q

What does this symbol mean?

A

Square groove, other side finished flat

48
Q

What type of weld is shown here?

A

Flare bevel groove

49
Q

What does this symbol mean?

A

Other side U-groove, beveled 2” deep at 20 degrees with 0 root opening

50
Q

What type of weld is shown here?

A

Double square groove

51
Q

What type of weld is shown here?

A

V-groove with backing

52
Q

Which weld symbol specifies a flare bevel groove?

A

The middle symbol

53
Q

What is the weld size of this flare V-groove weld?

A

5/8”

54
Q

What type of weld is shown here?

A

Double U-groove

55
Q

What type of weld is shown here?

A

J-groove

56
Q

What type of weld is shown here?

A

Double bevel-groove

57
Q

What does ‘pitch’ mean?

A

Center-to-center spacing between welds

58
Q

If two numbers appear to the right of a weld symbol (i.e. 2-12), the second number is:

A

Pitch

59
Q

The dimension appearing immediately to the right of the weld symbol describes the welds:

A

Length

60
Q

What does this symbol mean?

A

Staggered intermittent fillet weld, 2” long, spaced 4” center-to-center

61
Q

How long is each weld?

A

3-1/2”

62
Q

If a specific welding process is to be used, this information would appear where on the welding symbol?

A

In the tail

63
Q

How are process, procedure, and electrode requirements denoted on a welding symbol?

A

In the tail

64
Q

If a half circle appears on the opposite side from a groove weld symbol, and the circle is filled in solid, this means:

A

Melt through

65
Q

What does this symbol mean?

A

Arrow side edge weld with melt-through

66
Q

Which symbol matches the weld shown?

A

B

67
Q

What does this symbol mean?

A

Other side square groove with melt through

68
Q

What NDE will be performed on this V-groove weld?

A

Visual and eddy current testing on the arrow side, in the field

69
Q

For NDE, the number appearing immediately to the right of the symbol refers to what?

A

The length of weld to be tested

70
Q

What type of NDE will be performed on this weld?

A

Dye penetrant and ultrasonic testing on the other side, radiography from either side

71
Q

What type of NDE will be performed on this double V-groove weld?

A

Ultrasonic testing from either side, in the field

72
Q

What type of NDE will be performed on this weld?

A

Ultrasonic testing on the arrow side, radiography and magnetic particle testing from either side

73
Q

What type of NDE will be performed on this V-groove weld?

A

visual and magnetic particle testing on the other side

74
Q

For an NDE symbol, a number in parenthesis refers to what?

A

The number of tests to be done

75
Q

What are the three types of finish symbols?

A

Flat, convex, and concave

76
Q

If the letter “G” appears above the flat contour symbol, this means:

A

Grind flat

77
Q

What can be said about the weld contour for this symbol?

A

Machine convex

78
Q

What does this symbol mean?

A

Arrow side fillet, finished flat

79
Q

For a fillet weld symbol, the angled line is always drawn:

A

To the right

80
Q

What does this symbol mean?

A

Arrow side fillet, finished concave

81
Q

What does this symbol mean?

A

Arrow side fillet, finished convex

82
Q

What type of weld is this?

A

Staggered intermittent fillet

83
Q

Information to the left of a fillet weld symbol is:

A

The size

84
Q

When a fillet weld size is specified, is it the minimum or maximum size?

A

Minimum

85
Q

What type of weld goes on the other side?

A

5/16” fillet

86
Q

A triangular shaped weld symbol refers to what type of weld?

A

Fillet

87
Q

If two dimensions appear to the left of a fillet weld symbol, this signifies:

A

An unequal leg fillet weld

88
Q

Which weld symbol specifies a plug or slot?

A

The top symbol

89
Q

For plug welds, a number appearing above the symbol refers to what?

A

The angle of countersink

90
Q

How many spot welds are required for this symbol?

A

1

91
Q

Which types of welds have no arrow side significance?

A

Spot and seam

92
Q

How many spot welds in all will be deposited on the plate?

A

21

3 rows of 7

93
Q

A number appearing immediately to the right of a spot weld symbols refers to what?

A

Pitch between spots

94
Q

What does a weld symbol that strattles the reference line mean?

A

It has no side significance

95
Q

How many slot welds are required?

A

2

96
Q

The type of weld deposited in an elongated hole is called a:

A

Slot weld

97
Q

The size of a spot weld is determined by what?

A

The diameter of weld

98
Q

A number in parentheses on top of a slot weld symbol indicates:

A

The number of welds required

99
Q

What unit of measure is used to show the minimum shear strength of a spot weld?

A

Pounds per weld

100
Q

When a spot or slot weld symbol has a number inside the box, what does the number refer to?

A

The depth of filling

101
Q

How deep should the weld fill the slot?

A

5/8”

102
Q

The required minimum shear strength for a spot weld is shown where in relation to the symbol?

A

To the left of the symbol

103
Q

What does this symbol mean?

A

Double V-groove, ground flat

104
Q

What does this symbol mean?

A

Other side single V-groove, beveled 2” deep with 1/8” root opening

105
Q

Does this symbol refer to a CJP or PJP weld?

A

PJP

partial joint penetration

106
Q

For this symbol, which side recieves a 35 degree bevel?

A

The left plate on the other side

107
Q

What type of weld goes on the arrow side?

A

Single bevel groove with reinforcing fillet

108
Q

What type of weld is always drawn on the arrow side?

A

Stud weld

109
Q

Can a stud weld symbol be drawn on the other side?

A

No

110
Q

Which symbol means weld all around?

A

a.

111
Q

Which symbol means field weld?

A

b.

112
Q

Which symbol means melt through?

A

c.

113
Q

Which symbol means consumable insert?

A

d.

114
Q

Which symbol means plug or slot weld?

A

e.

115
Q

Which symbol means square groove?

A

a.

116
Q

Which symbol means scarf?

A

b.

117
Q

Which symbol means V-groove?

A

c.

118
Q

Which symbol means bevel groove?

A

d.

119
Q

Which symbol means U-groove?

A

e.

120
Q

The size of a spot weld is determined by what?

A

It’s diameter

121
Q

Information above the reference line refers to what?

A

The other side

122
Q

Information below the reference line applies to what?

A

The arrow side

123
Q

What are the three weld contour symbols?

A

Convex, flat and concave

124
Q

What are the five types of weld contour finishing methods?

A

Chipping, grinding, hammering, machining and rolling

125
Q

Is hammering a type of weld contour finishing method?

A

Yes

126
Q

Is gouging a weld contour finishing method?

A

No

127
Q

Can machining be used to achieve the required weld contour?

A

Yes