Sketches, Drawing and Prints and Limits, Fits and Tolerances Flashcards Preview

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Flashcards in Sketches, Drawing and Prints and Limits, Fits and Tolerances Deck (64)
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1

What are the three (3) types of pictorial drawing?

*Perspective
*Oblique
*Isometric

2

On what is allowance based on?

MMC- maximum metal condition

3

Most orthographic drawings show only the?

*Front
*Top
* and Right side view

4

What does ISO stand for?

International Organization for Standardization

5

The revision block should include?

* A revision Number
* A Description
* A Date
* Who made the changes

6

An object or visible line is shown as?

Thick Dark Lines

7

What is CW means?

Clock-Wise

8

What is a Revision?

is a change or correction on the original drawing

9

What does CCW stand for?

Counter Clock Wise

10

How can an (S) shape be distinguished from a (W) shape?

By the Flange Shape

11

What are the two shapes that have tapered flanges?

"C" and "S" shapes

12

What is the purpose of a Section Drawing?

it allows you to see inside a work piece

13

The two types of orthographic projection drawings are?

*First Angle
*Third Angle

14

What angle of view is the method widely used to draw an orthographic projection print?

Third Angle

15

Third Angle orthographic projection can be shown by what is called?

A Glass box theory

16

The typical sectional views are?

*Full section
*Half section
*Removed section
*Revolved section
*Broken-out section
*Offset section
*Aligned section

17

The intentional difference between mating parts at MMC?

is allowance

18

What are the three types of fits?

*Clearance fit
*Interference fit
*Transition fit

19

The variation size of two mating parts from the basic size to the total amount of this permitted variation is called?

Tolerance

20

The kind of tolerance, where the variation is one direction only is called?

Unilateral tolerance

21

The type of tolerance with variation in size that can be in either direction from the basic size is called?

Bilateral tolerance

22

When the shaft will always fit into the mating hole at MMC?

Clearance fit

23

When the shaft diameter is larger than the mating hole diameter?

Interference fit

24

When the mating parts may have some clearance or some interference when assembled is called?

Transition fit

25

HRMS

Hot Rolled Mild Steel

26

SS

Stainless Steel

27

MS

Mild Steel

28

MST

Machine Steel

29

AISI

American Iron and Steel Institute

30

ANSI

American National Standards Institute