Prints Flashcards
1
Q
Def blue prints
A
Copies of the original drawing
2
Q
CADD is
A
Computer aided drafting and desighn
3
Q
Metric prints default measurement
A
Mm
4
Q
An object line is
A
A thick solid line that shows the shape of a part
5
Q
A
Hidden line
6
Q
A section line does
A
Shows the different types of material an object is made of
7
Q
A
Center line ( also can be used to show an object is symmetrical if its 1/2 drawn)
8
Q
A
A is extension lines
B is dimension lines
9
Q
A
1) leader lines
2) show notes
10
Q
A
A viewing lines
B cutting lines
11
Q
A
Short break line
Used to save space on drawing or strip 1 layer away
12
Q
A
Long break line
13
Q
A
Phantom line
Shows movement
14
Q
This is an example of _____ dimensions
A
Unidirectional
15
Q
This is an example of ______ dimensions
A
Alighned
16
Q
This is an example of _____ dimensions
A
Architectural
17
Q
A is ?
Def?
A
-seam line
- where the shell meets the head
18
Q
B is?
Def?
A
-datum line
An arbitrary line for point of reference
- datum point is same thing
19
Q
C is?
Def?
A
-tangent line
Where the vessel just starts to curve
20
Q
D is?
A
The shell
21
Q
E is?
A
Head
22
Q
Perspective drawing definition
A
Drawn as I would see it
23
Q
Oblique drawing def
A
1 true face (front)
Distorted by depth, the bigger the angle the smaller the length
24
Q
Isometric drawing def
A
In 3d
3 views ( top/front/right)
25
Orthographic drawing def, order?
Most common
2d, flat
Order top/front/bottom/left/right
Most common T/F/R
26
Auxiliary view def
Used from slanted surfaces
27
Revolved view def
Turn nozzles or parts to get a better view
28
Section view of an apple AA
Shows 1/2 of the section
29
Section view B B
Full section view
30
31
32
33
Convert 10' 6 37/64" to decimal
34
-when applying a
A) backing weld
B) back weld
to a groove weld you would
Do the backing weld 1st
Back weld last
35
A) weld symbol ?
b) welding symbol?
Weld symbol indicates type of weld
A welding symbol is the assembled symbol
36
The reference line on a welding symbol should be what direction
Horizontal where possible
37
The arrow side of the symbol is located
The other side is
On the bottom
On the top
38
The perpendicular side of a fillet weld symbol is always on the ____ side
Left
39
A field weld shown on a welding symbol is shown by
A black triangle flag
40
A single bevel symbol has a broken arrow, why
To show which side is being prepped
41
Where on the reference line is the surfacing weld symbol drawn
On the arrow side
42
D
43
What is the proper sequence of welding operations when you have multiple reference lines
That closest to the arrow and work back
44
What 2 things on a weld symbol will get the answer most of the time
-arrow side/ opposite side
-where the arrow is pointing
45
How is nominal size measured on an s shape
Flange face to flange face
46
What does the mc shape refer
Miscellaneous c, a greater variation of size and depths
47
BPR:
bbe stands for
Bevel both ends
48
BPR:
bcd stands for
Bolt circle diameter
49
BPR:
bm, bom stands for
Bill of materials
50
BPR:
boe stands for
Bevel one end
51
BPR:
Center line
52
BPR:
Diameter
53
BPR:
NPS stands for?
Nominal pipe size
54
BPR:
NTS stands for?
Not to scale
55
BPR:
Plate
56
BPR:
POE stands for?
Plain (scrape) one end
57
BPR:
R stands for
Radius
58
BPR:
RFSO stands for?
Raised face slip on
59
BPR:
RFWN stands for?
Raised face weld neck flange
60
This is an example of a
Site plan
61
What is the starting point for site plan drawings called?
A bench mark
62
What is the difference between an s shape and w shape?
S shapes have a sloped flange
63
Calculate the weight of this s shape:
S10 x 35 x 10' 6 1/2"
64
BPR: shape
Calc formula?
65
BPR:
T shape designations (2)?
Calculations?
-ST if made from an s shape
-WT if made from a w
-1/2 of shape made from ex t from S24 x 120 would be S24 x 60
66
2" HSS od?
2"
67
Difference between HSS round (tubing) and pipe size?
Need to look up pipe od, hss 3" is 3" od ect
68
Difference in hot rolled vs cold rolled steel shapes
Cold rolled has closer tolerances and a superior bright finish
69
This is an example of a ____ drawing
Perspective
70
3 types of shop drawings?
- assembly drawings
- detail drawings
- detail assembly drawings
71
An assembly drawing :
Shows how all the components fit together and identifies each component on a parts list
72
A detail drawing :
Clarify the internal relationship between components that cannot be well defined on the main structural drawing
73
A detail assembly drawing :
Provides info for fabrication and assembly of the unit
74
What type of drawing system is used for accuracy of 1/64"
Fractional
75
This is ____ dimensioning
Baseline
76
This is ___ dimensioning
- its main flaw?
Conventional dimensioning
Prone to cumulative error
77
This is ____ dimensioning
Running dimensioning
78
This is _____ dimensioning
Arrow less, aka lazy
79
BPR : Guage def
Distance from a predetermined point to the center of a hole
80
BPR: pitch def
Center to center distance between holes along the same line
81
? Is
Spread
82
Cope def:
Is a cut out of the flange of a structural member so that the flange of a supporting member can fit in
☆ cuts into the web AND flange
83
Blocking def:
The process of cutting the flange of an S or W shape to narrow its width
- like cope but just cut the flanges not web
84
_____ _____ are formed by matching 2 structural members equally to form an angle
Mitre joints
85
What drawings provide general information about the location and dimension of structural members
Framing plans
86
Most common type of pipe in a refinery/in general
Carbon steel
87
Most common type of pipe for corrosive/ high temp applications
Stainless
88
Cast iron pipe can be used for
Water line
89
Why are single line piping iso s the most common
Take up less space, easier to draw
90
Advantages of double line piping iso s
Easier to read and visualize
91
Bpr symbol
Cross ( reducing)
92
Bpr symbol
Cross( straight size)
93
Bpr symbol
Elbow 45
94
Bpr symbol
Elbow 90
95
Bpr symbol
96
Bpr symbols
97
Bpr symbol
98
Bpr symbol
99
Bpr symbol
100
Bpr symbol
101
Bpr symbol
102
Bpr symbol
103
Bpr symbol
104
Bpr symbol
105
Bpr symbol
106
Bpr symbol
107
Bpr symbol
108
Bpr symbol
109
Bpr symbol
110
Bpr symbol
111
On an iso the dimensions are generally from the end of the line too?
Center of the pipe
112
